CN113579079B - Quick die changing device and method for bent pipe - Google Patents
Quick die changing device and method for bent pipe Download PDFInfo
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- CN113579079B CN113579079B CN202110871279.0A CN202110871279A CN113579079B CN 113579079 B CN113579079 B CN 113579079B CN 202110871279 A CN202110871279 A CN 202110871279A CN 113579079 B CN113579079 B CN 113579079B
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- clamping
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- clamping block
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/14—Particular arrangements for handling and holding in place complete dies
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D11/00—Bending not restricted to forms of material mentioned in only one of groups B21D5/00, B21D7/00, B21D9/00; Bending not provided for in groups B21D5/00 - B21D9/00; Twisting
- B21D11/22—Auxiliary equipment, e.g. positioning devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D7/00—Bending rods, profiles, or tubes
- B21D7/16—Auxiliary equipment, e.g. for heating or cooling of bends
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D9/00—Bending tubes using mandrels or the like
- B21D9/16—Auxiliary equipment, e.g. machines for filling tubes with sand
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
A device and a method for rapidly replacing a mould of a bent pipe belong to the field of bent pipe processing devices. The invention solves the problems of complicated steps, long die replacement time and low pipe bending operation efficiency of the traditional pipe bending equipment when the die is replaced. The pipe bending device comprises a transition plate, a transition block and a clamping block, wherein the transition block is fixedly connected with the clamping block, one side of the transition plate is fixedly connected with pipe bending equipment, the other side of the transition plate is connected with the transition block, and the clamping block is used for clamping a pipe bending. Compared with the traditional pipe bending operation, the pipe bending quick die changing device and method effectively shorten the time for changing the die, and the step of changing the die is simple and convenient, so that the efficiency of pipe bending processing operation is obviously improved.
Description
Technical Field
The invention relates to a bent pipe die changing device, and belongs to the field of bent pipe machining devices.
Background
In the pipe bending operation process, the bending conditions of the pipe are various, and the corresponding mold needs to be continuously replaced to adapt to different bending conditions so as to ensure that the pipe bending operation is normally performed, and the following defects exist when the mold is replaced in the pipe bending operation at present:
1. the conventional pipe bending die is fixed on equipment by bolts, corresponding fasteners are required to be disassembled when the die is replaced, the steps are very complicated, the conventional pipe bending die is large in weight, and a lifting device is required to be matched for installation, so that the complexity of die replacement is increased, the die replacement time is too long, and the efficiency of pipe bending operation is reduced;
2. when part of pipe bending operation is performed, a plurality of pipe bending devices are arranged so as to facilitate pipe bending operation, but a large amount of devices are idle due to the situation, and the pipe bending is fixed in a multi-layer die mode, so that the cost of the devices is high, and the early investment cost is high.
In view of the foregoing, there is a need for a fast mold changing device for bent pipes, which can change the mold fast, has a simple structure and is light in weight.
Disclosure of Invention
The invention solves the problems of complicated steps, long die replacement time and low bending operation efficiency of the traditional pipe bending equipment when the die is replaced, and further discloses a device and a method for quickly replacing the die of the bent pipe. The following presents a simplified summary of the invention in order to provide a basic understanding of some aspects of the invention. It should be understood that this summary is not an exhaustive overview of the invention. It is not intended to identify key or critical elements of the invention or to delineate the scope of the invention.
The technical scheme of the invention is as follows:
the quick die changing device for the bent pipe comprises a transition plate, a transition block and a clamping block, wherein the transition block is fixedly connected with the clamping block, one side of the transition plate is fixedly connected with pipe bending equipment, the other side of the transition plate is connected with the transition block, and the clamping block is used for clamping the bent pipe.
Further, the transition block comprises a cylindrical structure by a curved surface column and a first boss, the curved surface column is installed in a matched mode with a curved surface key slot of the transition plate, and the first boss is installed in a matched mode with the clamping block.
Further, the clamping blocks are linear clamping blocks or curve clamping blocks, the linear clamping blocks are used for clamping the pipe with the front end being a straight line, and the curve clamping blocks are used for clamping the pipe with the front end being a curve.
Further, a groove matched with the first boss of the transition block is formed in the non-clamping side of the linear clamping block, and the clamping side of the linear clamping block is of a planar structure and is provided with a clamping groove.
Further, a groove matched with the first boss of the transition block is formed in the non-clamping side of the curve-shaped clamping block, the clamping side of the curve-shaped clamping block is of a curve surface structure, the radius of gyration of the curve surface is the bending radius for clamping the curve at the front end of the bending tube, and a semicircular groove is formed in the clamping side of the curve-shaped clamping block.
Further, a longitudinal mounting groove matched with the pipe bending equipment is formed in the left side face of the transition plate, the transition plate is connected with the pipe bending equipment through bolts, and a second boss for positioning the clamping block is arranged on the right side face of the transition plate.
The quick die change method for the bent pipe comprises the following steps:
step one: the transition plate is fixedly arranged on the pipe bending equipment, the transition plate is positioned through a longitudinal mounting groove at the bottom of the transition plate, and the transition plate is fixed on the pipe bending equipment through a screw;
step two: assembling a plurality of clamping blocks of different types, and fixing the clamping blocks of different types with a plurality of transition blocks through bolts respectively;
step three: the clamping blocks are quickly arranged on the transition plate through the transition blocks, when the clamping blocks need to be replaced, the transition blocks arranged on the transition plate are taken down, and then the transition blocks of the clamping blocks of the other model are arranged on the transition plate.
Further, the specific method of the third step is as follows:
the method comprises the steps that a linear clamping block or a curve clamping block is selected according to the front end line type of the bent pipe to be clamped, the linear clamping block is selected when the front end line type of the bent pipe is a straight line, a transition block fixedly connected with the linear clamping block is inserted into a curved surface key slot of a transition plate to be fixed, the curve clamping block is selected when the front end line type of the bent pipe is a curve, and the transition block fixedly connected with the curve clamping block is inserted into the curved surface key slot of the transition plate to be fixed.
The invention has the beneficial effects that:
1. compared with the traditional integrated die, the die is disassembled into two large modules, and the transition plate is heavy and difficult to replace, so that the filter plate is directly fixed on the pipe bending equipment, the operation is simple and convenient only by replacing the module for clamping the bent pipe, the die replacement is fast, and different dies are selected according to the specific form of the pipe to realize the fast die replacement;
2. the quick die changing device for the bent pipe has the advantages of simple structure and convenient assembly, is suitable for most bending conditions of the bent pipe, and saves the manufacturing cost of the die.
Drawings
FIG. 1 is a schematic diagram of the mating relationship of a quick die change device for bent pipes;
FIG. 2 is a top view of FIG. 1;
FIG. 3 is a cross-sectional view of a transition plate;
FIG. 4 is a side view of a transition plate;
FIG. 5 is a top view of a transition plate;
FIG. 6 is a cross-sectional view of a transition block;
FIG. 7 is a front view of a transition block;
FIG. 8 is a side view of a linear clamp block;
FIG. 9 is a top view of a linear clamp block;
FIG. 10 is a side view of a curved clamp block;
fig. 11 is a top view of a curved clamp block.
In the figure, a 1-transition plate, a 2-transition block, a 3-bolt, a 4-clamping block, a 5-linear clamping block, a 6-curve clamping block, a 7-clamping groove, an 8-threaded hole, a 9-groove, a 10-semicircular groove, an 11-second boss, a 12-through hole, a 13-mounting groove, a 14-curved-surface key slot, a 21-curved-surface column, a 22-first boss and a 23-countersink are arranged.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the present invention more apparent, the present invention is described below by means of specific embodiments shown in the accompanying drawings. It should be understood that the description is illustrative and not intended to limit the scope of the invention. In the following description, descriptions of well-known structures and techniques are omitted so as not to unnecessarily obscure the present invention.
The first embodiment is as follows: referring to fig. 1, the quick die changing device for bent pipes in this embodiment is illustrated, and includes a transition plate 1, a transition block 2 and a clamping block 4, the transition block 2 is fixedly connected with the clamping block 4, one side of the transition plate 1 is fixedly connected with a pipe bending device, the other side of the transition plate 1 is connected with the transition block 2, the clamping block 4 is used for clamping bent pipes, and the clamping block 4 selects different clamping blocks 4 according to the diameter size of the bent pipe and the type of the bent pipe, so that the weight and the volume of the transition plate 1 are larger, the transition plate 1 is directly fixed on the pipe bending device, the weight and the volume of the clamping block 4 are small, the clamping block 4 can be lifted by one hand, and the clamping block 4 is inserted on the transition plate 1 through the transition block 2, so that the die changing device is convenient to install while being firmly fixed, and die changing time is reduced.
The second embodiment is as follows: referring to fig. 1-11, in the embodiment, the quick die changing device for bent pipes is described, the transition block 2 is in a cylindrical structure formed by a curved column 21 and a first boss 22, the curved column 21 is installed in cooperation with the curved key slot 14 of the transition plate 1, the first boss 22 is installed in cooperation with the clamping block 4, the transition block 2 is a curved column 21 of the first boss 22, two countersunk holes 23 are formed in the plane perpendicular to the first boss 22, the transition block 2 and the clamping block 4 are fixed by adopting the bolts 3, the clamping block 4 is guaranteed to have good stability, and no fracture condition is generated during the bending operation.
And a third specific embodiment: referring to fig. 1-11, the quick die changing device for bent pipe of the present embodiment is described, the clamping block 4 is a linear clamping block 5 or a curved clamping block 6, the linear clamping block 5 is used for clamping a pipe with a straight line at the front end of the bent pipe, the curved clamping block 6 is used for clamping a pipe with a curved front end of the bent pipe, a groove 9 mounted in cooperation with a first boss 22 of the transition block 2 is processed on a non-clamping side of the linear clamping block 5, a groove 9 mounted in cooperation with the first boss 22 of the transition block 2 is processed on a non-clamping side of the linear clamping block 5, a clamping groove 7 is disposed on a clamping side of the linear clamping block 5, the groove 9 of the curved clamping block 6 is used for being connected with the transition block 2 in cooperation, the clamping groove 7 and the semicircular groove 10 are used for fixing the bent pipe to be operated, the radius size of the clamping groove 7 is the radius of the bent pipe, and the radius of the semicircular groove 10 is the radius of the bent pipe.
The specific embodiment IV is as follows: referring to fig. 1-11, the quick die changing device for bent pipe of the present embodiment is described, a longitudinal mounting groove 13 matched with the pipe bending device is provided on the left side surface of the transition plate 1, the transition plate 1 is connected with the pipe bending device by bolts, a second boss 11 for positioning the clamping block 4 is provided on the right side surface of the transition plate 1, the transition plate 1 is in an L-shaped structure, the second boss 11 on the transition plate 1 is used for positioning the clamping block 4, the material selection and specific length of the two sides of the transition plate 1 are theoretically calculated, so that the matching size with the device is satisfied, the certain length of the non-base end is ensured so as to avoid interference, and meanwhile, the transition plate 1 ensures a certain rigidity, so as to satisfy the use requirement.
Fifth embodiment: the method for rapidly changing the die of the bent pipe according to the present embodiment will be described with reference to fig. 1 to 11, and includes the following steps:
step one: the transition plate 1 is fixedly arranged on pipe bending equipment, the longitudinal mounting groove 13 at the bottom of the transition plate 1 is used for positioning the transition plate 1, and the transition plate 1 is fixed on the pipe bending equipment through a screw;
step two: assembling a plurality of clamping blocks 4 of different types, and fixing the clamping blocks 4 of different types with a plurality of transition blocks 2 through bolts 3 respectively;
step three: the clamping blocks 4 are quickly arranged on the transition plate 1 through the transition blocks 2, when the clamping blocks 4 need to be replaced, the transition blocks 2 arranged on the transition plate 2 are taken down, and then the transition blocks 2 of the clamping blocks 4 of the other model are arranged on the transition plate 1.
Specific embodiment six: referring to fig. 1 to 11, a description is given of a method for rapidly changing a die for bending a pipe according to the present embodiment, and the specific method in the third step is as follows:
the method comprises the steps that a linear clamping block 5 or a curve clamping block 6 is selected according to the front end line type of the bent pipe to be clamped, the linear clamping block 5 is selected when the front end line type of the bent pipe is a straight line, a transition block 2 fixedly connected with the linear clamping block 5 is inserted into a curved surface key slot 14 of a transition plate 1 to be fixed, the curve clamping block 6 is selected when the front end line type of the bent pipe is a curve, and the transition block 2 fixedly connected with the curve clamping block 6 is inserted into the curved surface key slot 14 of the transition plate 1 to be fixed.
The above embodiments are preferred embodiments of the present invention, and besides, the present invention may be implemented in other ways, and any obvious substitution is within the scope of the present invention without departing from the inventive concept of the present invention.
Claims (5)
1. The quick die change method for the bent pipe based on the quick die change device for the bent pipe comprises a transition plate (1), a transition block (2) and a clamping block (4), wherein the transition block (2) is fixedly connected with the clamping block (4), one side of the transition plate (1) is fixedly connected with pipe bending equipment, the other side of the transition plate (1) is connected with the transition block (2), and the clamping block (4) is used for clamping the bent pipe; the transition piece (2) comprises a columnar structure by a curved surface column (21) and a first boss (22), the curved surface column (21) is matched with a curved surface key groove (14) of the transition plate (1), the first boss (22) is matched with the clamping block (4), a longitudinal installation groove (13) matched with pipe bending equipment is formed in the left side face of the transition plate (1), the transition plate (1) is connected with the pipe bending equipment through bolts, a second boss (11) for positioning the clamping block (4) is arranged on the right side face of the transition plate (1), a counter sink (23) is arranged on the transition piece (2), a threaded hole (8) is formed in the clamping block (4), and a bolt (3) sequentially penetrates through the counter sink (23) and the threaded hole (8) to connect the transition piece (2) with the clamping block (4), and the transition piece is characterized in that: the method comprises the following steps:
step one: the transition plate (1) is fixedly arranged on the pipe bending equipment, the transition plate (1) is positioned through a longitudinal mounting groove (13) on the left side surface of the transition plate (1), and the transition plate (1) is fixed on the pipe bending equipment through a screw;
step two: assembling a plurality of clamping blocks (4) of different types, and fixing the clamping blocks (4) of different types with a plurality of transition blocks (2) through bolts (3) respectively;
step three: the clamping blocks (4) are rapidly arranged on the transition plate (1) through the transition blocks (2), when the clamping blocks (4) need to be replaced, the transition blocks (2) arranged on the transition plate (1) are taken down, and then the transition blocks (2) of the clamping blocks (4) of the other model are arranged on the transition plate (1).
2. The method for quickly changing the die of the bent pipe according to claim 1, wherein the method comprises the following steps: the specific method of the third step is as follows:
a linear clamping block (5) or a curve clamping block (6) is selected according to the front end line type of the bent pipe to be clamped, the linear clamping block (5) is selected when the front end line type of the bent pipe is a straight line, the transition block (2) fixedly connected with the linear clamping block (5) is inserted into the curved surface key slot (14) of the transition plate (1) to be fixed, the curve clamping block (6) is selected when the front end line type of the bent pipe is a curve, and the transition block (2) fixedly connected with the curve clamping block (6) is inserted into the curved surface key slot (14) of the transition plate (1) to be fixed.
3. The method for quickly changing the die of the bent pipe according to claim 1, wherein the method comprises the following steps: the clamping blocks (4) are linear clamping blocks (5) or curve clamping blocks (6), the linear clamping blocks (5) are used for clamping a pipe with the front end being a straight line, and the curve clamping blocks (6) are used for clamping a pipe with the front end being a curve.
4. A method for rapid mold change of bent pipe according to claim 3, wherein: a groove (9) which is matched with the first boss (22) of the transition block (2) is formed in the non-clamping side of the linear clamping block (5), and the clamping side of the linear clamping block (5) is of a planar structure and is provided with a clamping groove (7).
5. A method for rapid mold change of bent pipe according to claim 3, wherein: the clamping device is characterized in that a groove (9) which is matched with the first boss (22) of the transition block (2) is formed in the non-clamping side of the curve-shaped clamping block (6), the clamping side of the curve-shaped clamping block (6) is of a curved surface structure, the radius of gyration of the curved surface is the bending radius of the front end curve of the clamping bent pipe, and a semicircular groove (10) is formed in the clamping side of the curve-shaped clamping block (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110871279.0A CN113579079B (en) | 2021-07-30 | 2021-07-30 | Quick die changing device and method for bent pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110871279.0A CN113579079B (en) | 2021-07-30 | 2021-07-30 | Quick die changing device and method for bent pipe |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113579079A CN113579079A (en) | 2021-11-02 |
| CN113579079B true CN113579079B (en) | 2023-04-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110871279.0A Active CN113579079B (en) | 2021-07-30 | 2021-07-30 | Quick die changing device and method for bent pipe |
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| CN (1) | CN113579079B (en) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1440339A (en) * | 1973-05-15 | 1976-06-23 | Palliser J | Apparatus for bending pipes or other elongated articles and an attachment therefor |
| CN206763670U (en) * | 2017-03-24 | 2017-12-19 | 张家港市伯勤机械厂 | bending machine |
| CN208787264U (en) * | 2018-09-13 | 2019-04-26 | 张家港市蓝田管业设备有限公司 | A kind of multidirectional bending machine |
| CN211386565U (en) * | 2019-12-13 | 2020-09-01 | 江西福事特液压有限公司 | Embedded combined hose connector core bending die |
| CN112718969B (en) * | 2020-11-17 | 2022-07-01 | 中国航发西安动力控制科技有限公司 | Bending forming and inspection method for composite bent pipe |
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2021
- 2021-07-30 CN CN202110871279.0A patent/CN113579079B/en active Active
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| CN113579079A (en) | 2021-11-02 |
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