CN214443814U - Welding machine base, frame and ultrasonic welding machine - Google Patents
Welding machine base, frame and ultrasonic welding machine Download PDFInfo
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- CN214443814U CN214443814U CN202023345590.1U CN202023345590U CN214443814U CN 214443814 U CN214443814 U CN 214443814U CN 202023345590 U CN202023345590 U CN 202023345590U CN 214443814 U CN214443814 U CN 214443814U
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Abstract
The utility model provides a welding machine base, frame and ultrasonic welding machine, the welding machine base includes the body, first strengthening rib and second strengthening rib, the body is the foundry goods, the top of body has the loading end, the body has the cavity, the uncovered bottom that is located the body of cavity, first strengthening rib and second strengthening rib all are located the cavity and border on with the diapire of cavity, first strengthening rib extends along the first direction, the both ends of first strengthening rib are the first lateral wall of relative setting with two of cavity respectively and border on, the second strengthening rib extends along the second direction, the both ends of second strengthening rib are the second lateral wall of relative setting with two of cavity respectively and border on, first strengthening rib and second strengthening rib cross arrangement. The frame is provided with above-mentioned welding machine base, and ultrasonic welding machine includes above-mentioned frame, and the welding machine base has the big and big advantage of intensity of rigidity for frame or ultrasonic welding machine that are provided with this welding machine base can bear aircraft nose, mould and the anchor clamps of bigger weight.
Description
Technical Field
The utility model belongs to the technical field of the ultrasonic equipment technique and specifically relates to a welding machine base, be provided with the frame of above-mentioned welding machine base and be provided with the ultrasonic welding machine of above-mentioned frame.
Background
As shown in fig. 1, the ultrasonic welding machine 1 mainly includes a frame 11, a machine head 12 and a driving device 13, wherein the frame 11 includes a base 111 and a column 112, the column 112 is fixedly installed on the base 111 and perpendicular to a bearing surface of the base 111, the machine head 12 is slidably installed on the column 112, the driving device 13 is connected between the column 112 and the machine head 12, and the driving device 13 is used for driving the machine head 12 to move along the column 112 relative to the bearing surface of the base 111, so that the machine head 12 processes a workpiece on the base 111.
However, the conventional base 111 has the following disadvantages:
as shown in fig. 2, the conventional base 111 is generally a stamping part, and therefore, the wall thickness of the base 111 is very thin (generally only about 4 mm), so that the rigidity and strength of the base 111 are poor, and the side wall of the base 11 is discontinuously connected with the side wall (i.e., the side wall is fixedly connected with the side wall by welding), which has the problems of no pressure resistance and easy deformation; in addition, because the weight of the head 12 is large, and both the head 12 and the driving device 13 are mounted on the upright 112, the pressure that the base 111 needs to bear for a long time is large, so that the base 111 is easily deformed; moreover, since the carrier plate 14 and the clamp for connecting the clamp and the base 111 need to be placed on the carrying surface, when the base 111 deforms, the mounting position and the horizontal state of the carrier plate 14 and the clamp are synchronously affected, so as to further affect the welding precision of the ultrasonic welding machine 1, and even cause the welded workpiece to be unsatisfactory.
Disclosure of Invention
In order to solve the above problems, a first object of the present invention is to provide a welding machine base with high strength and high rigidity.
The second purpose of the utility model is to provide a be provided with frame of above-mentioned welding machine base.
The third object of the utility model is to provide an ultrasonic welding machine who is provided with above-mentioned frame.
In order to realize the utility model discloses a first purpose, the utility model provides a welding machine base, wherein, which comprises a body, first strengthening rib and second strengthening rib, the body is the foundry goods, the top of body has the loading end, the body has the cavity, the uncovered bottom that is located the body of cavity, first strengthening rib is located the cavity and borders on with the diapire of cavity, first strengthening rib extends along the first direction, the both ends of first strengthening rib are respectively and are relative first lateral wall that sets up with two of cavity and border on, the second strengthening rib is located the cavity and borders on with the diapire of cavity, the second strengthening rib extends along the second direction, the both ends of second strengthening rib are respectively and are relative second lateral wall that sets up with two of cavity and border on, first strengthening rib and second strengthening rib cross arrangement.
Therefore, the body is molded in a pouring mode, and the cavity is formed in the body, so that the body can have larger wall thickness, the rigidity and the strength of the welding machine base are greatly improved, the welding machine base is prevented from deforming under the pressure of the upright post, the machine head and the driving device, and in addition, the weight of the welding machine base can be maximally reduced on the premise of ensuring that the welding machine base has enough rigidity and strength; and the rigidity and the intensity of body can further be increased in the setting of first strengthening rib and second strengthening rib, can also suitably reduce the wall thickness of body simultaneously to further optimize the weight and the mechanical properties of welding machine base.
The further scheme is that the top of body is provided with the stand holding tank, and the stand holding tank is sunken in towards the cavity from the bearing surface.
It is from top to bottom visible, the stand holding tank is used for holding partial stand and spacing to the stand, and the stand holding tank can also reduce the shearing force that the bolt of connecting stand and welding machine base received, guarantees the relative position precision between stand and the welding machine base.
One preferred scheme is that the body, the first reinforcing rib and the second reinforcing rib are integrally formed; or the first reinforcing rib is welded with the body, and the second reinforcing rib is welded with the body and the first reinforcing rib respectively.
Therefore, the body, the first reinforcing ribs and the second reinforcing ribs are integrally formed, so that the integrity and the mechanical property of the welding machine base can be effectively improved, and the welding machine base can be processed more simply and conveniently; of course, the welding machine base can also set up split type structure according to other requirements, and when the welding machine base is split type structure, adopt welding mode to carry out the fastening nature and the stability of assurance connection that fixed connection can be better to body, first strengthening rib and second strengthening rib to can make the welding machine base keep better mechanical properties.
Further, the wall thickness of the body is 8 mm to 50 mm; in the normal direction of the bearing surface, the height of the first reinforcing rib and the height of the second reinforcing rib are both 15 mm to 60 mm, the height of the body is greater than that of the first reinforcing rib, and the height of the body is greater than that of the second reinforcing rib; the width of the first reinforcing rib and the width of the second reinforcing rib are both 8 mm to 25 mm.
Therefore, the wall thickness of the body, the height and the width of the reinforcing ribs can be adjusted according to the structure of the welding machine base, the weight of the machine head, the weight of the stand column and the weight of the driving device, so that the welding machine base has good mechanical properties, and the weight of the welding machine base can be reduced better.
Still further, the bottom wall of the post-receiving channel has a thickness of 30 mm to 50 mm.
From top to bottom, above-mentioned structural design makes the diapire of holding tank can not take place to warp when bearing stand, aircraft nose and drive arrangement's weight.
Another preferred scheme is that the top of the body is provided with a first hole group and a second hole group, the first hole group and the second hole group are distributed along a first direction, and the second hole group is positioned in the upright column accommodating groove; the first hole group comprises a plurality of first holes, the second hole group comprises a plurality of second holes, and the first holes and the second holes are respectively vertical to the bearing surface.
From the above, it can be seen that the first hole group is used for reliably connecting the bolt for fixing the support plate and the body, and the second hole group is used for reliably connecting the bolt for fixing the upright post and the body.
The projection of the column accommodating groove is overlapped with the projections of the at least two first reinforcing ribs, and the projection of part of the second holes is overlapped with the projection of the first reinforcing ribs; and/or a knurled nut or a self-tapping screw sleeve is embedded in each first hole.
According to the structure, the number and the positions of the first reinforcing ribs are set, so that a part of each second hole can be formed on the first reinforcing ribs, the effective connecting length of the bolt for fixing the stand column and the body and the welding machine base is increased, and the fastening performance and the stability of the fixed connection of the stand column and the body are improved; and the service life of the welding machine base can be prolonged by arranging the knurled nut or the self-tapping thread sleeve in the first hole.
According to a further scheme, the welding machine base further comprises a bolt and a wire fixing clamp, a bolt body of the bolt is in threaded connection with the bottom wall of the cavity, and the wire fixing clamp is sleeved on the bolt body.
It can be seen from above that because the relevant operation button can be installed on the welding machine base, consequently, can make the electric wire of being connected with operation button walk the line more reasonable, compact through set up the electric wire fixation clamp in the cavity to avoid the electric wire to scatter in a confused state of mind and weigh the circuit.
In order to realize the utility model discloses a second purpose, the utility model provides a frame, including the stand, wherein, still include foretell welding machine base, the column mouting is on the loading end.
From the top down, be provided with the frame of above-mentioned welding machine base can have better intensity and rigidity to make the frame can bear aircraft nose, mould and the anchor clamps of bigger weight.
In order to realize the utility model discloses a third purpose, the utility model provides an ultrasonic welding machine, wherein, including foretell frame.
From the above, the welding machine base of the ultrasonic welding machine provided with the rack can have better rigidity and strength, so that the welding machine can be provided with a machine head, a die and a clamp with larger weight.
Drawings
Fig. 1 is a block diagram of a prior art chassis.
Fig. 2 is a block diagram of a base of a prior art rack.
Fig. 3 is a structural diagram of the frame according to the embodiment of the present invention.
Fig. 4 is a structural diagram of a welding machine base according to an embodiment of the present invention at a first viewing angle.
Fig. 5 is a structural diagram of a welding machine base according to an embodiment of the present invention at a second viewing angle.
Fig. 6 is a structural diagram of a welder base at a third viewing angle according to an embodiment of the frame of the present invention.
Fig. 7 is a sectional view a-a in fig. 6.
Fig. 8 is an enlarged view at a in fig. 4.
Fig. 9 is an enlarged view at B in fig. 5.
FIG. 10 is a schematic diagram of an embodiment of an ultrasonic welding machine according to the present invention with some components omitted.
The present invention will be further explained with reference to the drawings and examples.
Detailed Description
The embodiment of the frame comprises:
referring to fig. 3, the machine frame 200 includes a welder base 2 and an upright 3, the upright 3 is mounted on a bearing surface 211 of the welder base 2, and the upright 3 is perpendicular to the bearing surface 211 of the welder base 2. The bearing surface 211 of the welding machine base 2 is used for placing a support plate of the ultrasonic welding machine, and the upright post 3 is used for being connected with a machine head of the ultrasonic welding machine in a sliding manner, so that a driving device of the ultrasonic welding machine can drive the machine head to move along the upright post 3 relative to the support plate, and further the machine head can process a workpiece on the support plate of the welding machine.
Referring to fig. 4 to 7, the welder base 2 includes a body 21, a first reinforcing rib 22, a second reinforcing rib 23, a knurled nut 24, a wire fixing clip 25, and a bolt 26. The body 21 is a casting, the bearing surface 211 is formed on the top of the body 21, the body 21 has a cavity 212, and an opening of the cavity 212 is located at the bottom of the body 21, that is, the opening of the cavity 212 is disposed opposite to the bearing surface 211. Adopt the mode of pouring to carry out the shaping to body 21, and be provided with cavity 212 on body 21, make body 21 can have bigger wall thickness, and can carry out continuous connection between each lateral wall of body 21, thereby increase substantially welding machine base 2's rigidity and intensity, guarantee that welding machine base 2 can not take place to warp under stand 3, aircraft nose and drive arrangement's the application of pressure, and the setting of cavity 212 can also carry out the maximize and alleviate welding machine base 2's weight under the prerequisite of guaranteeing that welding machine base 2 has sufficient rigidity and intensity.
The top of the body 21 is provided with a column receiving groove 213, and the column receiving groove 213 is recessed from the bearing surface 211 toward the cavity 212. The column receiving groove 213 is used to receive a part of the column 3 and to limit the column 3. In addition, the column accommodating groove 213 can also reduce the shearing force to which the bolt connecting the column 3 and the welder base 2 is subjected to, to extend the life of the bolt, and to ensure the relative positional accuracy between the column 3 and the welder base 2.
The wall thickness of the body 21 is preferably 8 mm to 50 mm, and the thickness of the bottom wall of the post-receiving groove 213 (the thickness of the bottom wall of the post-receiving groove 213 can also be considered as the thickness of a portion of the bottom wall of the cavity 212) is preferably 30 mm to 50 mm. It should be noted that the wall thickness of the body 21 covers the thickness of each side wall of the body 21 and the thickness of the bottom wall of the cavity 212, and the thickness of each side wall of the body 21 and the thickness of the bottom wall of the cavity 212 may be equal or unequal; in addition, the thickness of different portions of a single side wall of the body 21 may be equal or different, and likewise, the thickness of different portions of the bottom wall of the cavity 212 may be equal or different.
As shown in fig. 6 and 7, for example, in the present embodiment, each side wall of the body 21 may have four different wall thicknesses in total, including a first thickness w1, a second thickness w2, a third thickness w3, and a fourth thickness w4, respectively. It can be seen that the wall thickness of a single side wall can be kept the same, or can be varied in a plurality of different wall thicknesses according to the design structure of the body 21 (e.g., the side wall is bent), but the preferred thickness of each side wall is between 8 mm and 50 mm, no matter how many different wall thicknesses each side wall has, and it is necessary to ensure that the selected wall thickness does not affect the mechanical properties of the welding machine base 2, and the rigidity and strength of the welding machine base 2. The bottom wall of the cavity 212 may have two different wall thicknesses in total, including a fifth thickness w5 and a sixth thickness w6, respectively, wherein the fifth thickness w5 is preferably greater than the maximum thickness in the side walls of the body 21, while the sixth thickness w6 is also the thickness of the bottom wall of the stud-receiving groove 213, preferably the sixth thickness w6 is greater than the fifth thickness w5, and the sixth thickness w6 is preferably 30 mm to 50 mm, and similarly, regardless of the fact that the bottom wall of the cavity 212 has several different wall thicknesses, it is necessary to ensure that the selected wall thickness does not affect the mechanical properties, rigidity and strength of the welder base 2. It can be seen that the wall thickness of the body 21 can be adjusted according to the structure of the welding machine base 2, the weight of the machine head, the weight of the upright column 3, the weight of the driving device and the like, so that the welding machine base 2 has good mechanical properties and the weight of the welding machine base 2 is reduced better on the premise that the welding machine base 2 is ensured to have sufficient rigidity and strength.
The top of the body 21 is provided with a first hole set 214 and a second hole set 215, the first hole set 214 and the second hole set 215 are distributed along the first direction X, and the second hole set 215 is located in the column receiving groove 213. The first hole group 214 preferably includes four first holes 2141, the four first holes 2141 are disposed from the supporting surface 211 toward the cavity 212, and the first holes 2141 are perpendicular to the supporting surface 211. The first holes 2141 are preferably blind holes, i.e., the first holes 2141 do not penetrate through the bottom wall of the cavity 212, and the first holes 2141 are used for connecting with bolts for fixing the carrier and the body 21. Preferably, as shown in fig. 8, a knurled nut 24 is embedded in each first hole 2141, the knurled nut 24 is fixedly connected with the body 21, and the knurled nut 24 is used for being in threaded connection with a bolt for fixing the carrier plate and the body 21, so that the arrangement of the knurled nut 24 can improve the service life of the base 2 of the welding machine. Of course, in other embodiments, a self-tapping screw sleeve may be used instead of knurled nut 24.
The second hole group 215 preferably includes four second holes 2151, the second holes 2151 being disposed toward the cavity 212 from the bottom wall of the post receiving groove 213, and the second holes 2151 being perpendicular to the bearing surface 211, the second holes 2151 being used for connection with bolts that fix the post 3 and the body 21. Likewise, a second knurled nut or a second self-tapping screw can preferably be inserted into each second bore 2151.
In addition, the body 21 is further provided with an operation key mounting hole, and as in the present embodiment, the body 21 is provided with three operation key mounting holes, namely a first mounting hole 216, a second mounting hole 217 and a third mounting hole 218, which are respectively used for connecting with different operation keys of the ultrasonic welding machine.
The first reinforcing rib 22 is located in the cavity 212 and is adjacent to the bottom wall of the cavity 212, the first reinforcing rib 22 extends along the first direction X, and two ends of the first reinforcing rib 22 are respectively adjacent to two oppositely-arranged first side walls of the cavity 212. In the present embodiment, the number of the first ribs 22 is preferably two, and the two first ribs 22 are distributed in parallel along the second direction Y; the projection on the bearing surface 211 of the body 21, the projection of the column accommodating groove 213 and the projections of the two first reinforcing ribs 22 are overlapped, and the projection of the second hole 2151 and the projection of the first reinforcing ribs 22 are overlapped; preferably, the second hole 2151 penetrates the bottom wall of the column receiving groove 213 and penetrates the first reinforcing rib 22, and the width of the first reinforcing rib 22 where the second hole 2151 penetrates can be increased adaptively according to the diameter of the second hole 2151. Through the quantity setting and the position setting to first strengthening rib 22 for a part of every second hole 2151 can be formed on first strengthening rib 22, with the increase be used for fixed stand 3 and body 21 the bolt and the effective connection length of welding machine base 2, and then improve stand 3 and body 21 fixed connection's fixity and stability.
The second reinforcing rib 23 is located in the cavity 212 and adjacent to the bottom wall of the cavity 212, the second reinforcing rib 23 extends along the second direction Y, two ends of the second reinforcing rib 23 are respectively adjacent to two oppositely-arranged second side walls of the cavity 212, wherein the first side wall and the second side wall are adjacent to each other, and the first reinforcing rib 22 and the second reinforcing rib 23 are arranged in a crossed manner. In the present embodiment, the first direction X is perpendicular to the second direction Y, that is, the first reinforcing ribs 22 are perpendicular to the second reinforcing ribs 23; in addition, the body 21, the first reinforcing rib 22 and the second reinforcing rib 23 are integrally formed, that is, the whole welding machine base 2 is formed by one-time casting, and as other alternatives, the body 21, the first reinforcing rib 22 and the second reinforcing rib 23 can also be fixedly connected by welding.
The first reinforcing rib 22 and the second reinforcing rib 23 are arranged to further increase the rigidity and strength of the body 21, and simultaneously, the wall thickness of the body 21 can be properly reduced, so that the weight and the mechanical property of the welding machine base 2 are further optimized. The body 21, the first reinforcing ribs 22 and the second reinforcing ribs 23 are integrally formed, so that the integrity and the mechanical property of the welding machine base 2 can be effectively improved, and meanwhile, the welding machine base 2 can be processed more simply and conveniently; of course, welding machine base 2 also can set up split type structure according to other requirements, and when welding machine base 2 was split type structure, adopt welding mode to carry out the fastening nature and the stability that the assurance that fixed connection can be better is connected to body 21, first strengthening rib 22 and second strengthening rib 23 to welding machine base 2 remains better mechanical properties in time.
As shown in fig. 6 and 7, in the normal direction of the bearing surface 211, the height h1 of the first beads 22 is preferably 15 mm to 60 mm, the height of the second beads 23 is preferably 15 mm to 60 mm, the height of the body 21 is greater than the height h1 of the first beads 22, and the height of the body 21 is also greater than the height of the second beads 23, wherein the height h1 of the first beads 22 is preferably equal to the height of the second beads 23. It should be noted that the height of the first reinforcing bead 22 can be reduced adaptively at the intersection of the first reinforcing bead 22 and the bottom wall of the column-receiving groove 213. The width w7 of the first reinforcing bead 22 is preferably 8 mm to 25 mm, the width of the second reinforcing bead 23 is preferably 8 mm to 25 mm, and the width w7 of the first reinforcing bead 22 is preferably equal to the width of the second reinforcing bead 23.
Referring to fig. 9, the bolt 26 is screwed to the bottom wall of the cavity 212, and the wire fixing clip 25 is sleeved on the bolt, wherein the number of the bolts 26 and the number of the wire fixing clips 25 are equal, and the number of the bolts 26 and the number of the wire fixing clips 25 can be adjusted according to the number and thickness of the wires of the welding machine base 2. Since the relevant operation keys are mounted on the welding machine base 2, the wiring of the electric wires connected with the operation keys can be more reasonable and compact by arranging the electric wire fixing clip 25 in the cavity 212, so as to avoid the electric wires from being scattered in disorder.
To sum up, the utility model provides a welding machine base has the big and big advantage of intensity of rigidity for aircraft nose, mould and the anchor clamps that the frame that is provided with this welding machine base can bear bigger weight.
Ultrasonic welding machine embodiment:
referring to fig. 10, the ultrasonic welding machine 4 comprises a frame 41, a head 42, a driving device 43 and a carrier plate 44, wherein the frame 41 is the frame described in the above-mentioned frame embodiment. The machine head 42 is mounted on the upright 412 of the frame 41 and is slidably connected with the upright 412 along the extending direction of the upright 412, the driving device 43 is mounted on the upright 412, and the driving end of the driving device 43 is connected with the machine head 42, so that the driving device 43 can drive the machine head 42 to slide along the upright 412 to process the workpiece on the carrier plate 44. The carrier plate 44 is installed on the bearing surface of the welding machine base 411, and the carrier plate 44 is used for being fixedly connected with a clamp for clamping and positioning a workpiece.
In conclusion, the welding machine base of the ultrasonic welding machine provided with the frame has better rigidity and strength, so that the welding machine can be provided with a machine head, a die and a clamp with larger weight.
Finally, it should be emphasized that the above-described embodiments are merely preferred examples of the present invention, and are not intended to limit the invention, as those skilled in the art will appreciate that various changes and modifications may be made, and any and all modifications, equivalents, and improvements made, while remaining within the spirit and principles of the present invention, are intended to be included within the scope of the present invention.
Claims (10)
1. The welding machine base is characterized by comprising
The body is a casting, the top of the body is provided with a bearing surface, the body is provided with a cavity, and an opening of the cavity is positioned at the bottom of the body;
the first reinforcing rib is positioned in the cavity and is abutted to the bottom wall of the cavity, the first reinforcing rib extends along a first direction, and two ends of the first reinforcing rib are respectively abutted to two oppositely arranged first side walls of the cavity;
the second strengthening rib, the second strengthening rib be located in the cavity and with the diapire of cavity adjoins, the second strengthening rib extends along the second direction, the both ends of second strengthening rib respectively with two second lateral walls that are relative setting of cavity adjoin, first strengthening rib with the second strengthening rib alternately sets up.
2. The welder base of claim 1, characterized in that:
the top of body is provided with the stand holding tank, the stand holding tank certainly the loading end orientation the cavity is sunken.
3. The welder base of claim 2, characterized in that:
the body, the first reinforcing rib and the second reinforcing rib are integrally formed; or
The first reinforcing rib is connected with the body in a welded mode, and the second reinforcing rib is connected with the body and the first reinforcing rib in a welded mode respectively.
4. The welder base of claim 2, characterized in that:
the wall thickness of the body is 8 mm to 50 mm;
in the normal direction of the bearing surface, the height of the first reinforcing rib and the height of the second reinforcing rib are both 15 mm to 60 mm, the height of the body is greater than that of the first reinforcing rib, and the height of the body is greater than that of the second reinforcing rib;
the width of the first reinforcing rib and the width of the second reinforcing rib are both 8 mm to 25 mm.
5. The welder mount of claim 4, wherein:
the bottom wall thickness of stand receiving groove is 30 millimeters to 50 millimeters.
6. The welder base of claim 2, characterized in that:
the top of the body is provided with a first hole group and a second hole group, the first hole group and the second hole group are distributed along the first direction, and the second hole group is positioned in the upright column accommodating groove;
the first hole group comprises a plurality of first holes, the second hole group comprises a plurality of second holes, and the first holes and the second holes are respectively perpendicular to the bearing surface.
7. The welder base of claim 6, characterized in that:
the number of the first reinforcing ribs is more than two, the more than two first reinforcing ribs are distributed in parallel, the projection of the column accommodating groove is overlapped with the projection of at least two first reinforcing ribs on the bearing surface, and the projection of part of the second holes is overlapped with the projection of the first reinforcing ribs; and/or
And a knurled nut or a self-tapping screw sleeve is embedded in each first hole.
8. The welder mount of anyone of the claims 1 to 7, characterized in that:
the welding machine base still includes:
the bolt body of the bolt is in threaded connection with the bottom wall of the cavity;
and the wire fixing clamp is sleeved on the bolt body.
9. Machine frame, comprising an upright, characterized in that it further comprises a welding machine mount according to any one of the preceding claims 1 to 8, said upright being mounted on said bearing surface.
10. Ultrasonic welding machine, characterized in that it comprises a frame according to the above claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023345590.1U CN214443814U (en) | 2020-12-31 | 2020-12-31 | Welding machine base, frame and ultrasonic welding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023345590.1U CN214443814U (en) | 2020-12-31 | 2020-12-31 | Welding machine base, frame and ultrasonic welding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214443814U true CN214443814U (en) | 2021-10-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023345590.1U Active CN214443814U (en) | 2020-12-31 | 2020-12-31 | Welding machine base, frame and ultrasonic welding machine |
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| Country | Link |
|---|---|
| CN (1) | CN214443814U (en) |
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2020
- 2020-12-31 CN CN202023345590.1U patent/CN214443814U/en active Active
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