CN210789733U - Knocking device - Google Patents
Knocking device Download PDFInfo
- Publication number
- CN210789733U CN210789733U CN201921821691.6U CN201921821691U CN210789733U CN 210789733 U CN210789733 U CN 210789733U CN 201921821691 U CN201921821691 U CN 201921821691U CN 210789733 U CN210789733 U CN 210789733U
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- Prior art keywords
- welding
- knocking
- piston
- knocking device
- cylinder
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- 238000003466 welding Methods 0.000 claims abstract description 78
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 9
- 239000010959 steel Substances 0.000 claims abstract description 9
- 238000003825 pressing Methods 0.000 claims description 17
- 229910000838 Al alloy Inorganic materials 0.000 claims description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 3
- 229910052799 carbon Inorganic materials 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 229910000639 Spring steel Inorganic materials 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 6
- 238000007711 solidification Methods 0.000 abstract description 5
- 230000008023 solidification Effects 0.000 abstract description 5
- 230000006835 compression Effects 0.000 abstract description 4
- 238000007906 compression Methods 0.000 abstract description 4
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 239000000956 alloy Substances 0.000 description 2
- 238000004021 metal welding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000003889 chemical engineering Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model discloses a knocking device, which comprises a welding arm, a pressure joint rod, a pressure joint wheel, a knocking device fixing seat, a spring plate group and a knocking device, wherein the pressure joint wheel is in contact with a welding seam of a welding part under the driving of the welding arm, the welding seam molten pool of the welding device at the bottom of the welding arm after welding is arranged and flattened, the solidification speed of the welding seam can be improved through the heat conduction effect of a steel roller, the knocking device operates, when a piston moves up and down in a cylinder under the structural action of a crank connecting rod on the output end of a driving device, a knocking block moves up and down under the driving of air compression in the cylinder, the top of a hammer is knocked ceaselessly, so that the welding seam is knocked through a hammer head, some welding residual stress is eliminated, the welding seam is firmer, the impact force generated by the knocking device and the rebound force after knocking can be, the weld joint can be automatically leveled, and the residual stress can be removed by knocking.
Description
Technical Field
The utility model relates to a metal welding technical field specifically is a knocking device.
Background
The metal welding technology is widely applied to the industries of mechanical manufacturing, shipbuilding, metallurgy, transportation, chemical engineering, electric power and the like, after a large metal component is welded, because a welding seam is deep, tiny cracks and bubbles can be generated on the surface and in the welding seam area, residual stress exists, the metal performance of the welding seam is reduced, the using performance, the processing precision and the size stability of the structure are influenced, the qualification rate of products is reduced, and damage accidents are easily caused in the mechanical using process.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a knocking device to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a knocking device comprises a welding arm, a seam pressing rod, a seam pressing wheel, a knocking device fixing seat, a spring plate group and a knocking device, wherein the welding arm is a welding device working part with a welding end at the bottom, the welding arm moves from right to left for welding, the seam pressing rod is fixedly connected to the left side of the welding arm, the seam pressing rod is an L-shaped rod with the seam pressing wheel at the bottom end, the seam pressing wheel is a steel roller and can be in contact with a welding seam of a welding part, a welding seam molten pool welded by the welding device at the bottom of the welding arm is flattened, and the solidification speed of the welding seam can be improved through the heat conduction effect of the steel roller;
the right side of the welding arm is provided with a knocking device fixing seat which is of a cuboid structure with a square through hole in the right side, the top of the knocking device fixing seat is symmetrically provided with two circular through holes, inner threads are formed in the inner wall of each through hole, the left end of a spring plate group can be fixed through a bolt, the spring plate group is formed by horizontally overlapping a plurality of spring steel water, two ends of the spring plate group are respectively provided with two circular through holes, the right end of the spring plate group is fixed in a groove in the right side of the knocking device through a bolt, and impact force generated by the knocking device and rebound force after knocking can be buffered through deformation of the spring plate group;
the knocking device comprises a driving device, a cylinder, a piston, a knocking block and a hammer, wherein the driving device comprises a carbon brush motor and an eccentric wheel connected with a motor output shaft, the front surface of the eccentric wheel is in pin joint with the top end of a connecting rod, a pad of the connecting rod is hinged at the center of the top surface of the piston, the piston is a cylindrical piston, the piston is connected in an inner cavity of the cylinder in a sliding manner, the cylinder is of a hollow cylinder structure, the piston is positioned at the upper section of the inner cavity of the cylinder, the lower end of the inner cavity of the cylinder is in sliding connection with the knocking block, the hammer is provided with a hammer rod and a bottom hammer head, the top of the hammer rod is connected in a through hole at the bottom of the cylinder in a sliding manner, a limiting block is arranged at the top of the piston, a pressure spring is arranged between the limiting block and the bottom surface of the, thereby knocking the weld joint through the hammer head;
as a further aspect of the present invention: the piston and the knocking block are cylinders made of aluminum alloy materials, and sealing rings are arranged on the outer walls of the pistons and the knocking block;
as a further aspect of the present invention: the side wall of the seam pressing wheel is provided with an arc-shaped recess, so that a welding seam is convenient to gather.
Compared with the prior art, the beneficial effects of the utility model are that: the seam pressing wheel is in contact with the welding seam of a welding part under the driving of the welding arm, the welding seam molten pool welded by a welding device at the bottom of the welding arm is arranged and flattened, the solidification speed of the welding seam can be improved through the heat conduction effect of the steel roller, the knocking device operates, when the piston moves up and down in the cylinder under the action of the crank connecting rod structure on the output end of the driving device, the knocking block moves up and down under the driving of air compression in the cylinder, the top of the hammer is knocked ceaselessly, so that the welding seam is knocked through the hammer head, some welding residual stress is eliminated, the welding seam is firmer, the impact force generated by the knocking device and the rebounding force after knocking can be buffered through the deformation of the spring leaf group, as the size of the welding seam of a large metal component is larger, the welding seam can be directly treated after welding through, the welding seam can be automatically leveled, and the residual stress is removed through knocking, so that the quality of a finished product is improved.
Drawings
Fig. 1 is a schematic structural view of a knocking device.
In the figure: the device comprises a welding arm 1, a seam pressing rod 2, a seam pressing wheel 3, a knocking device fixing seat 4, a spring plate group 5, a knocking device 6, a driving device 7, a cylinder 8, a piston 9, a knocking block 10 and a hammer 11.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1, in an embodiment of the present invention, a knocking device includes a welding arm 1, a caulking rod 2, a caulking wheel 3, a knocking device fixing seat 4, a spring plate group 5 and a knocking device 6, where the welding arm 1 is a welding device working part with a welding end at the bottom, the welding arm 1 moves from right to left for welding, the caulking rod 2 is fixedly connected to the left side of the welding arm 1, the caulking rod 2 is an L-shaped rod with the caulking wheel 3 at the bottom, the caulking wheel 3 is a steel roller and can contact with a weld seam of a welding part, so as to arrange and flatten a weld pool after welding of the welding device at the bottom of the welding arm 1, and improve the solidification speed of the weld seam through the heat conduction effect of the steel roller;
the right side of the welding arm 1 is provided with a knocking device fixing seat 4, the knocking device fixing seat 4 is of a cuboid structure, the right side of the cuboid structure is provided with a square through hole, the top of the knocking device fixing seat 4 is symmetrically provided with two circular through holes, inner walls of the through holes are provided with internal threads, the left end of a spring piece group 5 can be fixed through bolts, the spring piece group 5 is formed by horizontally overlapping a plurality of spring steels, two ends of the spring piece group 5 are respectively provided with two circular through holes, the right end of the spring piece group 5 is fixed in a right groove of a knocking device 6 through bolts, and impact force generated by the knocking device 6 and rebound force after knocking can be buffered through deformation of the;
the knocking device 6 comprises a driving device 7, a cylinder 8, a piston 9, a knocking block 10 and a hammer 11, the driving device 7 comprises a carbon brush motor and an eccentric wheel connected with a motor output shaft, the front face of the eccentric wheel is in pin joint with the top end of a connecting rod, a pad of the connecting rod is hinged at the center of the top face of the piston 9, the piston 9 is a cylindrical piston, the piston 9 is connected in an inner cavity of the cylinder 8 in a sliding mode, the cylinder 8 is of a hollow cylinder structure, the piston 9 is located at the upper section of the inner cavity of the cylinder 8, the lower end of the inner cavity of the cylinder 8 is connected with the knocking block 10 in a sliding mode, the hammer 11 comprises a hammer rod and a bottom hammer head, the top of the hammer rod is connected in a through hole at the bottom of the cylinder 8 in a sliding mode, a limiting block is arranged at the top of, the knocking block 10 moves up and down under the driving of air compression in the air cylinder 8 and continuously knocks the top of the hammer 11, so that a welding seam is knocked through the hammer head;
the piston 8 and the knocking block 10 are cylinders made of aluminum alloy materials, and sealing rings are arranged on the outer walls of the cylinders;
the side wall of the seam pressing wheel 3 is provided with an arc-shaped recess, so that a welding seam is conveniently gathered.
The utility model discloses a theory of operation is: seam wheel 3 is under the drive of welding arm 1 with the welding seam contact of welding piece, weld seam molten bath arrangement after 1 bottom welding set of welding arm is welded flattens, and can pass through the heat conduction effect of steel gyro wheel, improve the solidification rate of welding seam, knocking device 6 operates, when piston 9 reciprocates in cylinder 8 under the crank connecting rod structure effect on drive arrangement 7 output, strike piece 10 and reciprocate under the air compression drive in cylinder 8, the top of hammer 11 is strikeed to incessant striking, thereby strike the welding seam through the tup, eliminate some welding residual stress, make the welding seam more firm, can cushion the impact force that knocking device 6 produced and the bounce after strikeing through the deformation of spring leaf group 5.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (3)
1. A knocking device comprises a welding arm, a seam pressing rod, a seam pressing wheel, a knocking device fixing seat, a spring plate group and a knocking device, and is characterized in that the welding arm is a welding device working part with a welding end at the bottom, the welding arm moves from right to left for welding, the seam pressing rod is fixedly connected to the left side of the welding arm, the seam pressing rod is an L-shaped rod with the seam pressing wheel at the bottom end, and the seam pressing wheel is a steel roller and is in contact with a welding seam of a welding part;
the right side of the welding arm is provided with a knocking device fixing seat which is of a cuboid structure with a square through hole in the right side, the top of the knocking device fixing seat is symmetrically provided with two circular through holes, inner threads are arranged on the inner wall of each through hole, the spring leaf set is formed by horizontally overlapping a plurality of spring steel, two ends of the spring leaf set are respectively provided with two circular through holes, and the right end of the spring leaf set is fixed in a right groove of the knocking device through a bolt;
the knocking device comprises a driving device, a cylinder, a piston, a knocking block and a hammer, wherein the driving device comprises an eccentric wheel connected with a carbon brush motor and a motor output shaft, the front end of the eccentric wheel is connected with the top end of a connecting rod in a pin mode, a pad of the connecting rod is hinged to the center of the top surface of the piston, the piston is a cylindrical piston, the piston is connected to the inner cavity of the cylinder in a sliding mode, the cylinder is of a hollow cylinder structure, the piston is located at the upper section of the inner cavity of the cylinder, the inner cavity lower end of the cylinder is connected with the knocking block in a sliding mode, the hammer is provided with a hammer rod and a bottom hammer head in a connecting mode, the top of the hammer rod.
2. The knocking device as claimed in claim 1, wherein the piston and the knocking block are cylinders made of aluminum alloy, and the outer wall of the piston and the outer wall of the knocking block are provided with sealing rings.
3. Knocking device according to claim 1, characterised in that the side walls of the creasing wheel are provided with arc-shaped recesses.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921821691.6U CN210789733U (en) | 2019-10-28 | 2019-10-28 | Knocking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921821691.6U CN210789733U (en) | 2019-10-28 | 2019-10-28 | Knocking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210789733U true CN210789733U (en) | 2020-06-19 |
Family
ID=71238904
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921821691.6U Expired - Fee Related CN210789733U (en) | 2019-10-28 | 2019-10-28 | Knocking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210789733U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111922636A (en) * | 2020-07-17 | 2020-11-13 | 郑州跃博新能源汽车科技有限公司 | Manufacturing method of electric scroll compressor of new energy automobile |
| CN113664336A (en) * | 2021-07-23 | 2021-11-19 | 湖北水总水利水电建设股份有限公司 | Automatic welding equipment for hydraulic steel gate |
| CN113909756A (en) * | 2021-11-17 | 2022-01-11 | 浙江炊大王炊具有限公司 | Welding device for cooking utensils |
| CN114535572A (en) * | 2022-01-19 | 2022-05-27 | 中国民航大学 | Piezoelectric actuation type following hammering strengthening device and method for electric arc additive manufacturing |
| CN117564569A (en) * | 2024-01-17 | 2024-02-20 | 武汉东泰盛机械有限公司 | Automatic welding robot for upper box body of automobile battery box |
-
2019
- 2019-10-28 CN CN201921821691.6U patent/CN210789733U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111922636A (en) * | 2020-07-17 | 2020-11-13 | 郑州跃博新能源汽车科技有限公司 | Manufacturing method of electric scroll compressor of new energy automobile |
| CN111922636B (en) * | 2020-07-17 | 2022-01-04 | 无锡双鸟科技股份有限公司 | Manufacturing method of electric scroll compressor of new energy automobile |
| CN113664336A (en) * | 2021-07-23 | 2021-11-19 | 湖北水总水利水电建设股份有限公司 | Automatic welding equipment for hydraulic steel gate |
| CN113909756A (en) * | 2021-11-17 | 2022-01-11 | 浙江炊大王炊具有限公司 | Welding device for cooking utensils |
| CN114535572A (en) * | 2022-01-19 | 2022-05-27 | 中国民航大学 | Piezoelectric actuation type following hammering strengthening device and method for electric arc additive manufacturing |
| CN117564569A (en) * | 2024-01-17 | 2024-02-20 | 武汉东泰盛机械有限公司 | Automatic welding robot for upper box body of automobile battery box |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200619 |