CN216503059U - Workpiece pressing device for welding - Google Patents
Workpiece pressing device for welding Download PDFInfo
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- CN216503059U CN216503059U CN202122602259.1U CN202122602259U CN216503059U CN 216503059 U CN216503059 U CN 216503059U CN 202122602259 U CN202122602259 U CN 202122602259U CN 216503059 U CN216503059 U CN 216503059U
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- guide post
- connecting plate
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Abstract
A workpiece pressing device for welding comprises a base, a connecting plate, a driving unit, a guide post, a guide sleeve and a pressing rod; the base is provided with a supporting plate for supporting a workpiece, the connecting plate is positioned below the supporting plate, and the driving unit is used for driving the connecting plate to move up and down; the guide post extends along the height direction of the base, the bottom end part of the guide post is installed on the connecting plate, the guide post can rotate around the central axis of the guide post relative to the connecting plate, and the pressing rod is fixedly connected to the top end part of the guide post; the guide sleeve is fixedly connected to the base and sleeved on the guide post; the surface of guide post is provided with a guide way, and the guide way includes first section, and this first section includes first end and the second end that is located first end top, and this second end staggers each other with first end along the circumference of guide post, is provided with the wearing to connect in the guide way and can follow the gliding uide pin of guide way on the uide bushing. The utility model simplifies the structure of the pressing device, improves the efficiency of workpiece pressing and further improves the welding efficiency.
Description
Technical Field
The utility model relates to the technical field of welding, in particular to a workpiece pressing device for welding.
Background
When two or more workpieces are welded, the workpieces are usually positioned and clamped by using a welding tool, so that the welding precision of the workpieces is prevented from being influenced by relative displacement of the workpieces in the welding process. For example, when the clamp plate to leaf spring suspension carries out the assembly welding, need weld two ears respectively at the both ends of a bottom plate, this just need utilize the frock to fix a position the bottom plate earlier, then arrange the ear in on the bottom plate, compress tightly through the compressing part on the frock, compress tightly the ear on the bottom plate, in order to avoid the ear to take place to interfere with compressing part when putting, need set up the cylinder that a driving compressing part goes up and down on the frock, still need set up one simultaneously and can make compressing part pivoted drive unit, this structure that just makes the frock is comparatively complicated, and, when compressing tightly the ear, need utilize drive unit to drive compressing part and rotate 90, then drive its compressing tightly the ear downwards through the cylinder, the process that compresses tightly promptly needs two steps, thereby the welded efficiency has been influenced.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects of the prior art, the utility model aims to provide a workpiece pressing device for welding, which is simple in structure, can realize quick pressing of a workpiece and improves the welding efficiency.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a workpiece pressing device for welding comprises a base, a connecting plate, a driving unit, a guide post, a guide sleeve and a pressing rod;
the base is provided with a supporting plate for supporting a workpiece, the connecting plate is positioned below the supporting plate, and the driving unit is used for driving the connecting plate to move up and down;
the guide post extends along the height direction of the base, the bottom end part of the guide post is installed on the connecting plate, the guide post can rotate around the central axis of the guide post relative to the connecting plate, and the pressing rod is fixedly connected to the top end part of the guide post;
the guide sleeve is fixedly connected to the base and sleeved on the guide post;
the surface of guide post is provided with a guide way, and the guide way includes first section, and this first section includes first end and the second end that is located first end top, and this second end staggers each other with first end along the circumference of guide post, is provided with the wearing to connect in the guide way and can follow the gliding uide pin of guide way on the uide bushing.
The guide groove includes a second section extending upward from the second end in the axial direction of the guide post.
The first end and the second end are staggered by 90 degrees along the circumferential direction of the guide post.
The driving unit is an air cylinder, the cylinder body part of the driving unit is fixedly connected to the lower surface of the supporting plate, and the telescopic rod is connected to the connecting plate.
The guide device comprises two guide posts, two guide sleeves and two pressure rods, wherein the bottom end parts of the two guide posts are respectively installed at the two ends of the connecting plate, the two guide sleeves are respectively sleeved on the two guide posts, and the two pressure rods are respectively connected to the top end parts of the two guide posts.
The guide sleeve is provided with a through hole extending from the inner surface to the outer surface, the guide pin is connected in the through hole in a penetrating manner, and the outer side end of the guide pin is detachably fixed on the outer surface of the guide sleeve through a bolt.
The bottom end of the guide post is arranged on the connecting plate through a bearing.
The upper surface of the supporting plate is convexly provided with a plurality of positioning columns for positioning the workpiece.
The utility model has the beneficial effects that:
compared with the prior art, the utility model can lead the pressing rod to swing a certain angle while lifting the driving pressing rod, thus avoiding the interference between the workpiece and the pressing rod when placing the workpiece, simplifying the structure of the pressing device, completing the pressing of the workpiece by only one action, improving the efficiency of workpiece pressing and further improving the welding efficiency.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the installation of the present invention;
fig. 3 is a schematic structural view of the guide post in fig. 2.
Detailed Description
The utility model will be further described with reference to the accompanying drawings and specific embodiments:
as shown in fig. 1, 2 and 3, the workpiece pressing device for welding according to the present invention includes a base 10, a connecting plate 30, a cylinder 20, a guide post 40, a guide sleeve 50 and a pressing rod 60, wherein a horizontal support plate 11 is disposed on a top of the base 10, the support plate 11 is used for supporting a plate-shaped workpiece 91, the connecting plate 30 is located below the support plate 11, a cylinder body of the cylinder 20 is fixedly connected to a lower surface of the support plate 11, and a telescopic rod thereof extends downward and is connected to the connecting plate 30, so that the cylinder 20 can drive the connecting plate 30 to move up and down; the guide post 40 extends along the height direction of the base 10, the bottom end portion of the guide post 40 is mounted on the connecting plate 30 and can rotate around the central axis of the guide post 40 relative to the connecting plate 30, specifically, the bottom end portion of the guide post 40 can be mounted on the connecting plate 30 through a bearing, the pressing rod 60 is fixedly connected to the top end portion of the guide post 40, and a pressing piece 61 is fixed on the lower surface of the pressing rod 60, and the pressing piece 61 is used for pressing the workpiece 92 onto the plate-shaped workpiece 91. The guiding sleeve 50 is fixed on the base 10 and sleeved on the guiding column 40, specifically, the guiding sleeve 50 may be fixed on the supporting plate 11, and after the guiding column 40 passes through the guiding sleeve 50 from bottom to top, the upper half part of the guiding column is located above the supporting plate 11. A guide groove 41 is provided on the surface of the guide post 40, the guide groove 41 includes a first section 411 extending spirally or obliquely, wherein the first section 411 includes a first end 4111 and a second end 4112, the second end 4112 is located above the first end 4111, the second end 4112 and the first end 4111 are mutually staggered along the circumference of the guide post 40, a guide pin 51 penetrating the guide groove 41 is provided on the guide sleeve 50, and the guide pin 51 can slide along the guide groove 41.
When the plate-shaped workpiece 91 and the workpiece 92 are pressed and fastened, the guide pin 50 is located at the first end 411 of the guide slot 41, and the pressing rod 60 at the top of the guide post 40 is deviated from the plate-shaped workpiece 91 and the workpiece 92, in this state, the plate-shaped workpiece 91 can be placed in the positioning area on the support plate 11 from above, and the workpiece 92 is placed on the plate-shaped workpiece 91, because the pressing rod 60 is deviated from the positioning area up and down, when the workpiece is placed, the pressing rod 60 will not interfere with the workpiece, after the plate-shaped workpiece 91 and the workpiece 92 are placed, the cylinder 20 is started, the cylinder 20 drives the connecting plate 30 to move downwards, at this time, the guide post 40 moves downwards along with the connecting plate 30, so that the guide pin 51 slides along the first end 4111 of the guide slot 41 to the second end 4112, and the guide pin 51 drives the guide post 40 to rotate by a certain angle, and the pressing rod 60 at the top of the guide post 40 rotates by a certain angle, that is the pressing rod 60 rotates by a certain angle while descending, finally, the workpiece 92 is pressed on the plate-shaped workpiece 91, after welding is completed, the air cylinder drives the connecting plate 30 to move upwards, the guide pin 51 slides from the second end 4112 to the first end 4111 of the guide groove 41, the pressing rod 60 rotates while rising, and the pressing rod 60 returns to a position deviated from the positioning area on the supporting plate 11 again to prepare for the next pressing action. Compared with the prior art, the utility model can lead the pressing rod to swing a certain angle while lifting the driving pressing rod, thus avoiding the interference between the workpiece and the pressing rod when placing the workpiece, simplifying the structure of the pressing device, completing the pressing of the workpiece by only one action, improving the efficiency of workpiece pressing and further improving the welding efficiency.
In a preferred embodiment, the guide groove 41 of the present invention further comprises a second section 412, the second section 412 extends upward from the second end 4112 along the axial direction of the guide post 40, that is, the second section 412 is vertically extended, the second section 412 is smoothly transited to the first section 411, when the guide pin 51 moves to the second end 4112 during workpiece pressing, the pressing rod 60 rotates to a position directly above the workpiece 92, at which the pressing rod 60 is in contact with the workpiece 92, as the guide post 40 continues to move downward with the connecting plate 30, the guide pin 51 slides upward from the second end 4112 along the second section 412, until the pressing rod 60 presses against the workpiece 92, by adding a second section 412 extending vertically to the guide groove 41, the plunger 60 can be displaced downwardly after it has been swung into position, so that, the workpiece 92 can be sufficiently pressed, and particularly, the pressing piece 61 on the lower surface of the pressing rod 60 can be inserted into the concave position on the workpiece 92 to press the workpiece 92. In the above solution, the angle of the first end 4111 and the second end 4112 offset in the circumferential direction of the guide post is 90 °, that is, the angle range of the pressure rod 60 swinging is 90 °, however, in other embodiments, the angle of the offset between the first end 4111 and the second end 4112 may also be 180 °, or the angle is preferably set according to actual requirements.
The cylinder 20 is used as a driving unit, which is only one embodiment of the present invention, and the driving unit may be an oil cylinder, a linear motor, or the like.
The utility model comprises two guide posts 40, two guide sleeves 50 and two pressure rods 60, wherein the bottom ends of the two guide posts 40 are respectively arranged at the two end parts of a connecting plate 30, the two guide sleeves 50 are respectively sleeved on the two guide posts 40, the two pressure rods 60 are respectively fixed at the top end parts of the two guide posts 40, and the telescopic rod of the air cylinder 20 is fixed at the middle part of the connecting plate 30 so as to meet the pressing requirement of welding two workpieces 92 on a plate-shaped workpiece 91.
A through hole extending from the inner surface to the outer surface of the guide sleeve 50 is formed in the guide sleeve 50, the guide pin 51 penetrates through the through hole, and the outer end of the guide pin 51 is detachably fixed on the outer surface of the guide sleeve 50 through a bolt, so that when the guide pin 51 is worn after being used for a long time, the bolt can be detached, and a new guide pin 51 is replaced.
In order to facilitate positioning of the workpiece, the present invention provides a plurality of positioning posts 12 protruding from the upper surface of the support plate 11, and after the plate-shaped workpiece 91 is placed on the support plate 11, the plate-shaped workpiece 91 is positioned by the plurality of positioning posts 12.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the utility model.
Claims (8)
1. A workpiece pressing device for welding is characterized by comprising a base, a connecting plate, a driving unit, a guide post, a guide sleeve and a pressing rod;
the base is provided with a supporting plate for supporting a workpiece, the connecting plate is positioned below the supporting plate, and the driving unit is used for driving the connecting plate to move up and down;
the guide post extends along the height direction of the base, the bottom end part of the guide post is installed on the connecting plate, the guide post can rotate around the central axis of the guide post relative to the connecting plate, and the pressing rod is fixedly connected to the top end part of the guide post;
the guide sleeve is fixedly connected to the base and sleeved on the guide post;
the surface of guide post is provided with a guide way, and the guide way includes first section, and this first section includes first end and the second end that is located first end top, and this second end staggers each other with first end along the circumference of guide post, is provided with the wearing to connect in the guide way and can follow the gliding uide pin of guide way on the uide bushing.
2. The work pressing device for welding according to claim 1, wherein the guide groove includes a second section extending upward in the axial direction of the guide post from the second end.
3. The welding workpiece clamping device of claim 1, wherein the first end and the second end are offset by 90 ° in a circumferential direction of the guide post.
4. The welding workpiece pressing device according to claim 1, wherein the driving unit is a cylinder, a cylinder portion of which is fixedly connected to a lower surface of the support plate, and the telescopic rod is connected to the connecting plate.
5. The work pressing apparatus for welding as set forth in claim 1, comprising two guide posts, two guide sleeves and two pressing rods, wherein the bottom ends of the two guide posts are respectively mounted on both ends of the connecting plate, the two guide sleeves are respectively fitted over the two guide posts, and the two pressing rods are respectively connected to the top ends of the two guide posts.
6. The pressing device for welding workpieces as defined in claim 1, wherein the guide sleeve is provided with a through hole extending from the inner surface to the outer surface thereof, the guide pin is inserted into the through hole, and the outer end of the guide pin is detachably fixed to the outer surface of the guide sleeve by a bolt.
7. The work pressing device for welding as set forth in claim 1, wherein the bottom end portion of the guide post is mounted on the connecting plate through a bearing.
8. A work pressing apparatus for welding as set forth in claim 1, wherein a plurality of positioning posts for positioning the work are provided protrudingly on an upper surface of the support plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122602259.1U CN216503059U (en) | 2021-10-28 | 2021-10-28 | Workpiece pressing device for welding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122602259.1U CN216503059U (en) | 2021-10-28 | 2021-10-28 | Workpiece pressing device for welding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216503059U true CN216503059U (en) | 2022-05-13 |
Family
ID=81525744
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122602259.1U Active CN216503059U (en) | 2021-10-28 | 2021-10-28 | Workpiece pressing device for welding |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216503059U (en) |
-
2021
- 2021-10-28 CN CN202122602259.1U patent/CN216503059U/en active Active
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