CN219025684U - Silencer spinning clamp - Google Patents
Silencer spinning clamp Download PDFInfo
- Publication number
- CN219025684U CN219025684U CN202222573231.4U CN202222573231U CN219025684U CN 219025684 U CN219025684 U CN 219025684U CN 202222573231 U CN202222573231 U CN 202222573231U CN 219025684 U CN219025684 U CN 219025684U
- Authority
- CN
- China
- Prior art keywords
- cylinder
- inner diameter
- outer sleeve
- diameter
- piston cylinder
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Clamps And Clips (AREA)
Abstract
A silencer spinning clamp comprises a frame, a hydraulic cylinder, a shaft lever, a connecting cylinder, a piston cylinder, an outer sleeve, an elastic chuck, a guide cylinder and a front end cover, wherein the frame is provided with a hydraulic cylinder; the connecting cylinder is provided with a guide groove, the shaft rod is movably sleeved in one end of the guide groove of the connecting cylinder, one end of the shaft rod is installed together with a piston rod of the hydraulic oil rod, and the hydraulic oil cylinder is installed on one side of the frame; the connecting cylinder is arranged on the other side of the frame, one end of the guide cylinder is arranged together with the other end of the shaft lever, one end of the piston cylinder is arranged together with the other end of the guide cylinder, one end of the outer sleeve is arranged together with the other end of the connecting cylinder, and the piston cylinder is positioned on the inner side of the outer sleeve; the elastic clamp is arranged in the outer sleeve; the front end cover is arranged at the other end of the outer sleeve. The utility model discloses can conveniently fix pipeline etc. and separate. The utility model brings convenience to staff, improves working efficiency and saves production cost. In conclusion, the utility model has good application prospect.
Description
Technical Field
The utility model relates to the technical field of machining equipment, in particular to a spinning clamp for a muffler.
Background
In industrial production, it is often necessary to expand a pipe on one side of a pipe or the like, such as in automobile production, to expand a portion where a front end of a flue pipe (muffler) and an exhaust pipe of an engine are connected, the expanded pipe also being called an internal turn-up process.
Before pipe expansion is carried out on a pipe-shaped object comprising a silencer, one side of the pipe-shaped object is required to be fixed, then spinning flanging is carried out on the other side of the pipe-shaped object by a spinning flanging machine, at present, a fixed clamping mechanism used in the spinning flanging process is limited in structure, and the fixed clamping mechanism is the same as a clamping mechanism used in other processes, and a clamping plate and the like of the clamping mechanism are required to be manually adjusted by a worker to fix a machined part. For example, the patent numbers of China ' 201621488172.9 ' and the patent name ' a clutch bearing clamping tool ' are recorded in ' the clutch bearing clamping tool provided by the utility model is simple in structure, convenient to use, capable of fixing a bearing by using a clamping plate and a bolt, improving the stability of bearing machining, capable of freely adjusting the height so as to meet the requirements of different machining tools and suitable for different machining places (including fixing spinning tubular objects) ". As is clear from the above-mentioned comparison patents in connection with the description and the drawings, it is necessary for a worker to adjust the bolts and the clamping plates with a manual tool (such as a wrench) to fix the clutch bearing even when other articles are to be held. For the above reasons, inconvenience is brought to the staff and the labor intensity of the staff is increased. In summary, it is particularly necessary to provide a fixture that can effectively fix a pipe to be processed without manual operation by a worker as much as possible, and is beneficial to processing a corresponding tubular object by a spinning machine.
Disclosure of Invention
The utility model provides a silencer spinning clamp which is characterized in that a hydraulic mechanism and the like can automatically control an elastic chuck to clamp a pipeline and the like after the pipeline and the like are put into corresponding stations under the combined action of related mechanisms in application, and the pipeline and the like can be automatically loosened after the hydraulic mechanism and the like are processed, so that convenience is brought to the staff, the working efficiency is improved, and the production cost is saved.
The technical scheme adopted for solving the technical problems is as follows:
a silencer spinning clamp comprises a frame, a hydraulic cylinder, a shaft lever, a connecting cylinder, a piston cylinder, an outer sleeve, an elastic chuck, a guide cylinder and a front end cover, wherein the frame is provided with a hydraulic cylinder; the connecting tube is characterized in that a guide groove is formed in the connecting tube, and the inner diameter of one end of the guide groove of the connecting tube is smaller than that of the other end of the guide groove; the shaft rod is movably sleeved in one end of the guide groove of the connecting cylinder, one end of the shaft rod is positioned outside one end of the connecting cylinder and is installed together with a piston rod of the hydraulic oil rod, and the hydraulic oil cylinder is installed on one side of the frame; the connecting cylinder is arranged on the other side of the frame, one end of the guide cylinder is arranged together with the other end of the shaft lever, and the guide cylinder is positioned in the other end of the guide groove of the connecting cylinder; one end of the piston cylinder is installed with the other end of the guide, one end of the outer sleeve is installed with the other end of the connecting cylinder, and the piston cylinder is positioned on the inner side of the outer sleeve; one end of the elastic chuck is provided with a limiting hole, the outer side of the elastic chuck is annularly provided with an elastic groove at each interval distance, and the elastic chuck is arranged in the outer sleeve and positioned at the inner side of the piston cylinder; the front end cover and the other end of the outer sleeve are arranged together.
Further, the inner diameter of one end of the piston cylinder is larger than the outer diameter of one end of the elastic chuck, and the outer diameter of the piston cylinder is smaller than the inner diameter of the outer sleeve.
Further, the outer diameter of the shaft rod is smaller than the inner diameter of one end of the guide groove of the connecting cylinder, and the outer diameter of the guide cylinder is smaller than the inner diameter of the other end of the connecting cylinder.
Further, the inner diameter of the guide cylinder is larger than the outer diameter of the pipeline to be fixed, and is consistent with the inner diameter of the limiting hole of the elastic chuck, and the inner diameter of the elastic chuck is larger than the inner diameter of the pipeline to be fixed.
Further, the inner diameter of the front end cover is larger than the outer diameter of the pipeline to be fixed and smaller than the outer diameter of the other end of the elastic chuck.
Further, the annular distribution of the outer side end of the elastic chuck is in a low-to-high gradual change structure from one side to the other side, and the annular distribution of the inner side end of the piston cylinder is in a low-to-high gradual change structure from one side to the other side.
Further, the elastic chuck has elasticity, and when the piston cylinder moves to the other side dead point, the inner diameter of the elastic chuck is smaller than the outer diameter of the pipeline to be fixed, and when the piston cylinder moves to the one side dead point, the inner diameter of the elastic chuck is larger than the outer diameter of the pipeline to be fixed.
Further, the inner diameter of one end of the outer sleeve is larger than that of the other end of the connecting cylinder, and the transverse length of the inner part of the outer sleeve is larger than that of the piston cylinder.
The utility model has the beneficial effects that: before the spiral edge (or welding, machining and the like) of the pipeline is performed, the pipeline is sleeved into the elastic chuck through the opening in the middle of the front end cover, and then a worker controls a corresponding control switch of the electric hydraulic pump, so that a piston rod of the hydraulic oil cylinder pushes a shaft rod to move rightwards, a piston cylinder moves rightwards along the outer sleeve, an inclined plane of the inner side end of the piston cylinder forces an inclined plane of the outer side end of the elastic chuck to move inwards, the inner diameter of the right end of the elastic chuck is reduced, and the pipeline and the like can be conveniently fixed; after the processing is finished, the staff controls the corresponding control switch of the electric hydraulic pump, the piston rod of the hydraulic oil cylinder drives the shaft rod to move leftwards, the piston cylinder moves leftwards in the outer sleeve, the inner side end inclined plane of the piston cylinder is separated from the outer side end inclined plane of the elastic chuck, and the inner diameter of the right end of the elastic chuck is enlarged, so that the pipe after the processing can be conveniently taken out. The utility model brings convenience to staff, improves working efficiency and saves production cost. In conclusion, the utility model has good application prospect.
Drawings
The utility model will be further described with reference to the drawings and examples.
Fig. 1 is a schematic plan view of the overall structure of the present utility model.
Fig. 2 is a schematic plan view of a partial structure of the present utility model.
Detailed Description
The silencer spinning clamp shown in fig. 1 and 2 comprises a frame (not shown in the drawing), a hydraulic cylinder (not shown in the drawing) with a matched electric hydraulic oil pump (not shown in the drawing), a shaft rod 1, a connecting cylinder 2, a piston cylinder 3, an outer sleeve 4, an elastic chuck 5, a guide cylinder 6 and a front end cover 7; the middle part of the connecting cylinder 2 is provided with a through guide groove 21 from left to right, the right outer end of the connecting cylinder 2 is provided with an integrally formed flange 22, and the inner diameter of the right end of the guide groove 21 is larger than that of the left end; the shaft lever 1 is transversely movably sleeved in the guide groove 21 of the connecting cylinder, the left end of the shaft lever 1 is positioned at the outer part of the left end of the connecting cylinder and the right end of a piston rod of the hydraulic oil lever are mounted together through a flange plate by using screw nuts, and the electric hydraulic oil pump and the hydraulic oil cylinder are mounted at the upper middle part of the left end of the frame through the screw nuts (the electric hydraulic oil pump is positioned below the middle part of the left end of the frame); the outer side of the connecting cylinder 2 is arranged on the right end of the frame through a screw nut, the left end of the guide cylinder 6 is of a closed structure, the right end of the guide cylinder 6 is of an open structure, the middle part of the left end of the guide cylinder 6 and the right end of the shaft rod 1 are fixed together through the nut and are positioned in the right end of the guide groove of the connecting cylinder 2; the inner side (internal thread) of the left end of the hollow piston cylinder 3 is arranged together through threads and the outer side (external thread) of the right end of the guide cylinder 6, the left end of the outer sleeve 4 and the right end of the connecting cylinder 2 are arranged together through a flange plate and a screw nut, and the piston cylinder 3 is positioned on the inner side of the outer sleeve 4; the elastic clamp 5 is of a cylindrical hollow structure, the left end and the right end of the elastic clamp are of an open structure, a limiting hole is formed in the middle of the left end of the elastic clamp 5, elastic grooves 51 which are transversely distributed and penetrated are formed in the left end of the outer side of the elastic clamp to the right end of the elastic clamp at certain intervals in a ring-shaped manner, and the elastic clamp is sleeved in the outer sleeve 4 and is positioned on the inner side of the piston cylinder 3; the front end cover 7 is of a hollow structure, and the left end of the front end cover 7 is connected with the right end of the outer sleeve 4 through screw nuts.
As shown in fig. 1 and 2, the outer diameter of the shaft rod 1 is smaller than the inner diameter of the left part of the guide groove 21 of the connecting cylinder 2 by 0.5 mm, and the outer diameter of the guide cylinder 6 is smaller than the inner diameter of the right end of the guide groove 21 of the connecting cylinder 2 by 0.5 mm. The inner diameter of the guide cylinder 6 is larger than the outer diameter of the pipeline to be fixed, and is consistent with the inner diameter of the limiting hole at the left end of the elastic chuck 5, and the inner diameter of the elastic chuck 5 is larger than the inner diameter of the pipeline to be fixed. The inner diameter of the middle part of the front end cover 7 is larger than the outer diameter of the pipeline to be fixed and smaller than the outer diameter of the right end of the elastic chuck 5 in a fully contracted state by 5 mm. The outer annular distribution of the elastic chuck 5 is a left-low right-high gradual change structure 52 from left to right, and the outer annular distribution of the inner end of the piston cylinder 3 is a left-low right-high gradual change structure 31 from left to right. The elastic chuck 5 is made of carbon steel, when the piston cylinder 3 moves to the right dead point, the inner diameter of the elastic chuck 5 is smaller than the outer diameter of a pipeline to be fixed, and when the piston cylinder 3 moves to the left dead point, the inner diameter of the elastic chuck 5 is larger than the outer diameter of the pipeline to be fixed. The inner diameter of the left end of the outer sleeve 4 is larger than the inner diameter of the right end of the connecting cylinder 2 by 5 mm, and the transverse length of the inner part of the outer sleeve 4 is larger than the transverse length of the piston cylinder 3 by 4 cm. The inner diameter of the piston cylinder 3 is 3 mm larger than the outer diameter of the collet 5. The frame is arranged at the left side end of the rotary edge processing mechanism. The outer diameter of the piston cylinder 3 is smaller than the inner diameter of the outer sleeve 4 by 0.5 mm.
In the utility model, before the spiral edge (or welding, machining and the like) of a pipeline is carried out, the pipeline is sleeved into the elastic chuck 5 through a hole in the middle of the front end cover 7, then a worker controls a corresponding control switch of an electric hydraulic pump, a piston rod of a hydraulic cylinder pushes a shaft lever 1 (guiding action of a connecting pipe guide groove 21) to move rightwards, a guide cylinder 6 moves along the right end of the connecting pipe guide groove 21 in a guiding way, and then a piston cylinder 3 moves rightwards along the inner side of an outer sleeve 4, and as the outer side end of the elastic chuck 5 is annularly distributed to form a left-right low-right high gradual change structure 52, the inner side end of the piston cylinder 3 is annularly distributed to form a left-right low-right high gradual change structure 31, so that the outer side end inclined surface of the piston cylinder 3 can be forced to gradually reduce due to the rightwards movement, and then the inner diameter of the right end of the elastic chuck 5 is gradually reduced, the pipeline and the like can be tightly clamped tightly, and the pipeline and the like can be conveniently fixed; after the processing is finished, the staff controls the corresponding control switch of the electric hydraulic pump, the piston rod of the hydraulic oil cylinder drives the shaft rod 1 to move leftwards, the piston cylinder 3 moves leftwards along the outer sleeve 4, the inner side end inclined plane of the piston cylinder is separated from the outer side end inclined plane of the elastic chuck 5, and the inner diameter of the right end of the elastic chuck 5 (with elasticity) is enlarged, so that the pipe after the processing can be conveniently taken out. The utility model brings convenience to staff, improves working efficiency and saves production cost. It should be noted that, in the application, the staff controls the corresponding control switch of the electric hydraulic pump, and then controls the left or right movement of the piston rod of the hydraulic cylinder to be the existing very mature industrial technology, and the novel hydraulic oil cylinder and the matched electric hydraulic oil pump are not protected by using the novel hydraulic oil cylinder to drive the shaft rod to move.
It should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to specific embodiments, and that the embodiments may be combined appropriately to form other embodiments that will be understood by those skilled in the art.
Claims (8)
1. A silencer spinning clamp comprises a frame, a hydraulic cylinder, a shaft lever, a connecting cylinder, a piston cylinder, an outer sleeve, an elastic chuck, a guide cylinder and a front end cover, wherein the frame is provided with a hydraulic cylinder; the connecting tube is characterized in that a guide groove is formed in the connecting tube, and the inner diameter of one end of the guide groove of the connecting tube is smaller than that of the other end of the guide groove; the shaft rod is movably sleeved in one end of the guide groove of the connecting cylinder, one end of the shaft rod is positioned outside one end of the connecting cylinder and is installed together with a piston rod of the hydraulic oil rod, and the hydraulic oil cylinder is installed on one side of the frame; the connecting cylinder is arranged on the other side of the frame, one end of the guide cylinder is arranged together with the other end of the shaft lever, and the guide cylinder is positioned in the other end of the guide groove of the connecting cylinder; one end of the piston cylinder is installed with the other end of the guide, one end of the outer sleeve is installed with the other end of the connecting cylinder, and the piston cylinder is positioned on the inner side of the outer sleeve; one end of the elastic chuck is provided with a limiting hole, the outer side of the elastic chuck is annularly provided with an elastic groove at each interval distance, and the elastic chuck is arranged in the outer sleeve and positioned at the inner side of the piston cylinder; the front end cover and the other end of the outer sleeve are arranged together.
2. The muffler spinning clamp of claim 1, wherein an inner diameter of an end of the piston cylinder is larger than an outer diameter of an end of the collet, and the outer diameter of the piston cylinder is smaller than an inner diameter of the outer sleeve.
3. The silencer spinning jig as claimed in claim 1, wherein the shaft has an outer diameter smaller than an inner diameter of one end of the guide groove of the connecting cylinder, and an outer diameter smaller than an inner diameter of the other end of the connecting cylinder.
4. The silencer spinning clamp according to claim 1, wherein the inner diameter of the guide cylinder is larger than the outer diameter of the pipeline to be fixed and is consistent with the inner diameter of the limiting hole of the elastic chuck, and the inner diameter of the elastic chuck is larger than the inner diameter of the pipeline to be fixed.
5. The silencer spinning jig as claimed in claim 1, wherein the front end cap has an inner diameter larger than the outer diameter of the pipe to be fixed and smaller than the outer diameter of the other end of the collet.
6. The silencer spinning jig according to claim 1, wherein the outer end annular distribution of the elastic clamping head is of a low-to-high gradual change structure from one side to the other side, and the inner end annular distribution of the piston cylinder is of a low-to-high gradual change structure from one side to the other side.
7. The silencer spinning clamp of claim 1, wherein the collet has elasticity, the inside diameter of the collet is smaller than the outside diameter of the pipe to be fixed when the piston cylinder moves to the other side dead point, and the inside diameter of the collet is larger than the outside diameter of the pipe to be fixed when the piston cylinder moves to the one side dead point.
8. The muffler spinning clamp as defined in claim 1, wherein the outer sleeve has an inner diameter at one end that is larger than an inner diameter at the other end of the connecting cylinder, and an inner lateral length of the outer sleeve is larger than a lateral length of the piston cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222573231.4U CN219025684U (en) | 2022-09-28 | 2022-09-28 | Silencer spinning clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222573231.4U CN219025684U (en) | 2022-09-28 | 2022-09-28 | Silencer spinning clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219025684U true CN219025684U (en) | 2023-05-16 |
Family
ID=86276380
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222573231.4U Active CN219025684U (en) | 2022-09-28 | 2022-09-28 | Silencer spinning clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219025684U (en) |
-
2022
- 2022-09-28 CN CN202222573231.4U patent/CN219025684U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111299632B (en) | Pressure-maintaining type automatic internal supporting clamp and clamping method | |
| CN201208704Y (en) | Clamper for lathe | |
| CN102151876B (en) | Linkage compressed type multihole drilling tool | |
| WO2022252254A1 (en) | Gear shaping device for large internal gear | |
| CN112276258A (en) | Workpiece clamp on gear scraping machine | |
| CN103465074B (en) | Splined hub boring mesopore air-actuated jaw | |
| CN219025684U (en) | Silencer spinning clamp | |
| CN111085713A (en) | Special chamfering equipment for shaft sleeve type workpiece | |
| CN2820426Y (en) | Fastening device for forming workpiece inner screw | |
| CN212043654U (en) | Lathe drilling auxiliary fixture | |
| CN110539121A (en) | internal-supporting self-centering tool and use method thereof | |
| CN217122476U (en) | A long section of thick bamboo work piece hole adds clamping apparatus for numerical control lathe | |
| CN203390787U (en) | Radial locking device | |
| CN205763971U (en) | A kind of multi-station tooling processing cylinder plane hole | |
| CN212598970U (en) | Turning fixture device with axial positioning | |
| CN215616472U (en) | Automatic clamp for large thin-wall workpiece | |
| CN111993030A (en) | Multifunctional puller capable of realizing automatic centering based on plane spiral | |
| CN209272492U (en) | A kind of telescopic nitrogen is top | |
| CN210173447U (en) | Push-pull device for piston in and out cylinder of reciprocating compressor | |
| CN2569954Y (en) | Hard centering gripping apparatus for drilling hole | |
| CN209380023U (en) | Gear hobbing automatic expanding pressing device | |
| CN213531110U (en) | Workpiece clamp on gear scraping machine | |
| CN102049542B (en) | Pneumatic clamp for processing of claw pole outer surface | |
| CN213916128U (en) | Novel machining center unit head | |
| CN215846125U (en) | Hobbing clamp for small inner hole workpiece |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |