CN210547369U - Punching die for square tube punching machine - Google Patents
Punching die for square tube punching machine Download PDFInfo
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- CN210547369U CN210547369U CN201921357633.2U CN201921357633U CN210547369U CN 210547369 U CN210547369 U CN 210547369U CN 201921357633 U CN201921357633 U CN 201921357633U CN 210547369 U CN210547369 U CN 210547369U
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- punching
- mold core
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- holes
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Abstract
The utility model belongs to the technical field of steel pipe processing equipment, in particular to side pipe punching machine cut-out press, its characterized in that: the die core is a rectangular cylinder, the rear end of the die core is provided with a positioning flange along the wall of the rectangular cylinder, the front end of the die core is provided with an outer conical guide part, the upper, lower, left and right four sides of the front part of the die core correspond to the distribution state of the prefabricated holes of the square tube and are respectively provided with a die core punching hole in the radial direction, and the left, right and lower surfaces of the outer wall of the die core are longitudinally provided with welding seam avoiding grooves. The utility model discloses structural design scientific and reasonable can guarantee to manage for side and punch a hole, has one core multi-purpose, stable in structure firmly, compact exquisiteness, be convenient for assemble, be convenient for with other part equipment, advance advantages such as convenient light and fast of managing, has higher novelty.
Description
Technical Field
The utility model belongs to the technical field of steel pipe production facility, in particular to square pipe cut-out press for piercing press.
Background
Holes in different states and specifications are prefabricated on the square tube, so that the application of the square tube can be greatly expanded. If the solar energy trade, there is a photovoltaic support main stand pipe for square rectangular pipe, its effect is to support solar panel absorbed energy and generate electricity, and solar panel needs installation power so that rotate the angle of selecting solar panel according to the angle in the different seasons of sun, for the ease of assembling power ring flange and other parts on the photovoltaic support main stand, need prefabricate one or more pilot hole respectively at its tip four sides. The square pipe punching machine is a main device for prefabricating assembly holes on a square pipe, and the punching die is an important component of the square pipe punching machine.
Disclosure of Invention
An object of the utility model is to overcome prior art not enough, provide an assembly equipment convenience, stability strong, can guarantee that the square pipe that side's pipe punched a hole punches a hole machine cut-out press.
The utility model provides a its technical problem realize through following technical scheme:
the utility model provides a square pipe cut-out press for piercing press which characterized in that: the die core is a rectangular cylinder, the rear end of the die core is provided with a positioning flange along the wall of the rectangular cylinder, the front end of the die core is provided with an outer conical guide part, the upper, lower, left and right four sides of the front part of the die core correspond to the distribution state of the prefabricated holes of the square tube and are respectively provided with a die core punching hole in the radial direction, and the left, right and lower surfaces of the outer wall of the die core are longitudinally provided with welding seam avoiding grooves.
And the mold core punching pin hole is divided into a mold core punching pin hole I and a mold core punching pin hole II, the mold core punching pin hole I is symmetrically formed on two sides in parallel and in a radial direction, and the mold core punching pin hole II is formed in the center in a radial direction.
And the four corners of the positioning flange are respectively provided with a mold core ejector rod hole in the axial direction.
And the mold core guide sleeve is a rectangular cylinder, a guide sleeve base is arranged at the bottom of the mold core guide sleeve, supporting plate connecting screw holes are arranged at two ends of the top of the mold core guide sleeve, guide rod assembling holes are radially and symmetrically arranged at four corners of the rectangular cylinder respectively, guide sleeve punching needle holes are radially arranged on the upper, lower, left and right four sides of the rectangular cylinder respectively corresponding to the mold core punching needle holes, connecting screw holes and pin holes are axially and respectively arranged corresponding to the positioning sleeve, and an inner conical guide part is arranged at the front end part of the rectangular cylinder.
And the guide sleeve punching pin hole is divided into a first guide sleeve punching pin hole and a second guide sleeve punching pin hole.
And the guide sleeve base is provided with a plurality of assembling screw holes.
And a pipe accommodating groove is formed between the inner diameter and the outer diameter of the mold core guide sleeve and the mold core.
And the locating sleeve is a rectangular cylinder, the bottom of the locating sleeve is provided with a locating sleeve base, the upper, lower, left and right four surfaces of the rectangular cylinder are respectively provided with a connecting screw hole and a pin hole in an axial symmetry mode corresponding to the mold core guide sleeve, and a locating sleeve ejector rod hole is axially arranged corresponding to the mold core ejector rod hole.
And the positioning sleeve base is provided with an assembling screw hole.
And the supporting plate is provided with a screw hole and an assembly groove at the connecting end of the supporting plate and the mold core guide sleeve, and is provided with an assembly screw hole at the connecting end of the supporting plate and the frame.
The utility model discloses an advantage and beneficial effect do:
1. the punching die for the square tube punching machine is provided with a die core guide sleeve, a die core and a positioning sleeve, and can be matched with a punching device of the square tube punching machine to quickly punch a square tube;
2. according to the punching die for the square tube punching machine, the die core guide sleeve and the die core are respectively provided with the inner conical guide part and the outer conical guide part, the left, right and lower surfaces of the outer wall of the die core are longitudinally provided with the welding seam avoiding groove, and the square tube is light and convenient to enter;
3. this side pipe is cut-out press for punch press is provided with the backup pad and makes the assembly breach in the backup pad, not only is convenient for assemble, can effectively prevent mold core guide pin bushing, mold core left and right sides moreover and twist reverse the swing, compact structure, firm.
4. According to the punching die for the square tube punching machine, the die core guide sleeve and the positioning sleeve are correspondingly provided with the connecting screw holes and the pin holes, so that the connection is convenient, the structure is compact, and the connection is firm.
5. The punching die for the square pipe punching machine is scientific and reasonable in structural design, capable of ensuring that the square pipe is punched, and has the advantages of one core, multiple purposes, stable and firm structure, compactness, delicacy, convenience in assembly with other parts, convenience and quickness in pipe feeding and the like, and is a punching die for the square pipe punching machine with higher innovation.
Drawings
Fig. 1 is a schematic structural view (cross-sectional view, without a support plate) of the present invention;
FIG. 2 is an AA-oriented view of FIG. 1;
FIG. 3 is a top view of FIG. 2;
FIG. 4 is a schematic structural view of a mold core;
FIG. 5 is a top view of FIG. 4;
FIG. 6 is a right side view of FIG. 4;
FIG. 7 is a schematic view of a positioning sleeve;
FIG. 8 is a schematic view (perspective view) of the structure of the mold core guide sleeve;
FIG. 9 is a schematic view of a mold core guide sleeve structure;
FIG. 10 is a view in the direction of BB of FIG. 9;
FIG. 11 is a schematic diagram of a support plate structure.
1-positioning sleeve, 2-mold core, 3-mold core guide sleeve, 4-pipe accommodating groove, 5-positioning flange, 6-welding seam avoiding groove, 7-mold core punching pin hole I, 8-outer conical guide part, 9-mold core punching pin hole II, 10-mold core ejector rod hole, 11-connecting screw hole, 12-positioning sleeve ejector rod hole, 13-pin hole, 14-assembling screw hole, 15-positioning sleeve base, 16-supporting plate connecting screw hole, 17-guide rod assembling hole, 18-guide sleeve punching pin hole I, 19-guide sleeve punching pin hole II, 20-inner conical guide part, 21-guide sleeve base, 22-guide sleeve assembling hole, 23-pin hole, 24-connecting screw hole, 25-connecting screw hole, 26-assembling groove, 27-supporting plate, 28-assembling screw holes.
Detailed Description
The present invention will be described in further detail with reference to specific examples, which are provided for illustrative purposes only, and are not intended to be limiting, and the scope of the present invention should not be limited thereby.
A punching die for a square tube punching machine comprises a die core 2, a die core guide sleeve 3, a positioning sleeve 1 and a supporting plate 27, wherein the die core guide sleeve and the positioning sleeve are fixedly arranged on a rack side by side and are fixedly connected with each other through a screw and a pin, the front part of the die core is arranged in the die core guide sleeve, the rear part of the die core is in interference fit, a hot press is embedded in the positioning sleeve, the supporting plate is symmetrically and fixedly arranged between the two sides of the top surface of the die core guide sleeve and the rack, the inner end of the supporting plate is fixedly arranged on the die core. The die core and the die core guide sleeve are used for guiding the punching needle to punch holes on the square tube according to requirements, the positioning sleeve is used for fixing the die core and plays a role in positioning the square tube, and the supporting plate can prevent the die guide sleeve and the die core from twisting when being impacted.
The mold core is a rectangular cylinder, the rear end of the mold core is provided with a positioning flange 5 along the wall of the rectangular cylinder, the front end of the mold core is provided with an outer conical guide part 8, the upper, lower, left and right four surfaces of the front part of the mold core are respectively provided with a mold core punching needle hole in the radial direction corresponding to the distribution state of the prefabricated holes of the square tube, and the left, right and lower surfaces of the outer wall of the mold core are longitudinally provided with welding seam avoiding grooves 6. The tapered guide part can enable the square pipe to conveniently enter, and the welding seam avoiding groove is used for bringing the welding seam into, so that the square pipe can enter and move out easily.
The mold core pin punching holes are divided into a mold core pin punching hole I7 and a mold core pin punching hole II 9, the mold core pin punching holes I are symmetrically formed in the two sides in a parallel and radial mode, and the mold core pin punching holes II are formed in the center in the radial mode. The first mold core punching needle hole and the second mold core punching needle hole can be used for punching holes in different positions and different types on the square pipe respectively, the holes are manufactured according to the prefabricated holes of the square pipe and the specification respectively, and when the square pipe punching needle is used, a punching needle with the corresponding specification is selected.
The four corners of the positioning flange are respectively provided with a mold core ejector rod hole 10 in the axial direction. The mold core ejector rod hole is used for guiding the ejector rod to enter the pipe receiving groove and push the square pipe out of the pipe receiving groove.
The mould core guide sleeve is a rectangular cylinder, the bottom of the mould core guide sleeve is provided with a guide sleeve base 21, two ends of the top of the mould core guide sleeve are provided with support plate connecting screw holes 16, four corners of the rectangular cylinder are respectively and symmetrically provided with guide rod assembling holes 17 in the radial direction, the upper, lower, left and right four sides and the mould core punching pin holes are respectively and radially provided with guide sleeve punching pin holes, the axial direction and the positioning sleeve are respectively provided with a connecting screw hole 24 and a pin hole 23, and the front end part of the rectangular cylinder is provided with an inner conical guide part 20. The pin is wedged in the pin hole, so that the pin can be tightly connected with the positioning sleeve, and radial torsion cannot occur.
The guide sleeve punching hole is divided into a first guide sleeve punching hole 18 and a second guide sleeve punching hole 19.
And a guide sleeve base, on which a plurality of guide sleeve assembling screw holes 22 are formed.
A pipe accommodating groove 4 is formed between the inner diameter of the mold core guide sleeve and the outer diameter of the mold core. The pipe receiving groove is matched with the model of the square pipe, so that the accuracy of the punching position can be ensured.
The locating sleeve is a rectangular cylinder, the bottom of the locating sleeve is provided with a locating sleeve base 15, the upper surface, the lower surface, the left surface and the right surface of the rectangular cylinder are respectively provided with a connecting screw hole 11 and a pin hole 13 in an axial symmetry mode corresponding to the mold core guide sleeve, and a locating sleeve ejector rod hole 12 is axially arranged corresponding to the mold core ejector rod hole.
The locating sleeve base is provided with an assembling screw hole 14.
The supporting plate is provided with a connecting screw hole 25 and an assembling groove 26 at the connecting end with the mold core guide sleeve, and an assembling screw hole 28 at the connecting end with the frame.
The utility model discloses a theory of operation does:
assembling: at first adopt the mode of hot impressing with the mold core in with mold core embedding position sleeve, wedge the pin in the pin hole of mold core guide pin bushing, position sleeve again, with the screw rod through the mold core guide pin bushing, the connection screw on the position sleeve with both connections together, make it become a whole, then, will the utility model discloses side pipe punching machine cut-out press assembles in side pipe punching machine frame through guide pin bushing base, position sleeve base according to technical requirement in the frame the utility model discloses a correspond about from top to bottom and assemble top, bottom, control side punching machine, in the frame the utility model discloses a rear portion correspondence sets up the pipe withdrawing device, can punch a hole to side pipe. During assembly, guide rods of the top punching machine, the bottom punching machine, the left side punching machine and the right side punching machine are fixedly arranged on the mold core guide sleeve and are correspondingly aligned with the guide holes on the pressing plate of the punching machine; aligning the pipe withdrawing mandril of the pipe withdrawing device with the mandril hole of the mold core on the mold core. When giving square pipe drilling, conveyor carries square pipe to trusteeship device after going up: 1. manually pushing the square tube into a die device, and enabling the end part of the square tube to enter a tube accommodating groove between the die guide sleeve and the die core and be tightly propped against the side wall of the positioning sleeve. 2. And starting the clamping device, and pushing the clamping plate to move towards the clamping vertical roll direction by the clamping cylinder and clamping the square tube. 3. Starting oil cylinders of the upper punching machine and the lower punching machine, enabling the upper punching machine and the lower punching machine to act simultaneously, and punching holes in the upper part and the lower part of the square pipe; and after the punching is finished, the upper punching oil cylinder and the lower punching oil cylinder return. 4. And starting the left and right punching oil cylinders, enabling the left and right punching oil cylinders to act simultaneously, punching the left and right sides of the square pipe, and returning the left and right punching oil cylinders after punching. 5. After the punching is finished, the clamping device cylinder is started to retract, and the square pipe is clamped by loosening. 6. Starting a pipe withdrawing cylinder, wherein the pipe withdrawing cylinder pushes a pipe withdrawing plate, a pipe withdrawing ejector rod and a material pushing shaft which are fixedly arranged on the pipe withdrawing plate to move forwards, the pipe withdrawing ejector rod pushes a square pipe to withdraw from a die device, and the material pushing shaft pushes a waste material pushing plate to withdraw waste materials formed by punching from the die device; and after the square tube is withdrawn, the tube withdrawing cylinder is reset. 7. And manually returning the punched square pipe to the conveying device. The continuous production can be realized by the circulation.
Although the embodiments of the present invention and the accompanying drawings are disclosed for illustrative purposes, those skilled in the art will appreciate that: various substitutions, changes and modifications are possible without departing from the spirit and scope of the present invention and the appended claims, and therefore, the scope of the present invention is not limited to the disclosure of the embodiments and the accompanying drawings.
Claims (10)
1. The utility model provides a square pipe cut-out press for piercing press which characterized in that: the die core is a rectangular cylinder, the rear end of the die core is provided with a positioning flange along the wall of the rectangular cylinder, the front end of the die core is provided with an outer conical guide part, the upper, lower, left and right four sides of the front part of the die core correspond to the distribution state of the prefabricated holes of the square tube and are respectively provided with a die core punching hole in the radial direction, and the left, right and lower surfaces of the outer wall of the die core are longitudinally provided with welding seam avoiding grooves.
2. The punching die for the square tube punching machine according to claim 1, characterized in that: the mold core punching pin hole comprises a mold core punching pin hole I and a mold core punching pin hole II, the mold core punching pin hole I is parallel to the mold core punching pin hole I and is radially and symmetrically formed in two sides, and the mold core punching pin hole II is radially formed in the center.
3. The punching die for the square tube punching machine according to claim 1, characterized in that: and four corners of the positioning flange are axially provided with mold core ejector rod holes respectively.
4. The punching die for the square tube punching machine according to claim 1, characterized in that: the mold core guide pin bushing is a rectangular cylinder, a guide pin bushing base is arranged at the bottom of the mold core guide pin bushing, supporting plate connecting screw holes are formed in two ends of the top of the mold core guide pin bushing, guide rod assembling holes are radially and symmetrically formed in four corners of the rectangular cylinder respectively, guide pin bushing punching holes are radially and respectively formed in the upper, lower, left and right four sides of the rectangular cylinder in a radial direction and correspond to the mold core punching holes, connecting screw holes and pin holes are respectively formed in the axial direction and correspond to the positioning bushings, and an inner conical guide part is formed in.
5. The punching die for the square tube punching machine according to claim 4, wherein: the guide sleeve punching pin hole is divided into a first guide sleeve punching pin hole and a second guide sleeve punching pin hole.
6. The punching die for the square tube punching machine according to claim 4, wherein: and the guide sleeve base is provided with a plurality of assembling screw holes.
7. The punching die for the square tube punching machine according to claim 1, characterized in that: and a pipe accommodating groove is formed between the inner diameter and the outer diameter of the mold core guide sleeve and the mold core.
8. The punching die for the square tube punching machine according to claim 1, characterized in that: the locating sleeve is a rectangular cylinder, a locating sleeve base is arranged at the bottom of the locating sleeve, connecting screw holes and pin holes are respectively and axially symmetrically formed in the upper surface, the lower surface, the left surface and the right surface of the rectangular cylinder corresponding to the mold core guide sleeve, and locating sleeve ejector rod holes are axially formed in the rectangular cylinder corresponding to the mold core ejector rod holes.
9. The punching die for the square tube punching machine according to claim 8, wherein: the positioning sleeve base is provided with an assembling screw hole.
10. The punching die for the square tube punching machine according to claim 1, characterized in that: the supporting plate is provided with a screw hole and an assembling groove at the connecting end of the supporting plate and the mold core guide sleeve, and an assembling screw hole is arranged at the connecting end of the supporting plate and the frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921357633.2U CN210547369U (en) | 2019-08-20 | 2019-08-20 | Punching die for square tube punching machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921357633.2U CN210547369U (en) | 2019-08-20 | 2019-08-20 | Punching die for square tube punching machine |
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| Publication Number | Publication Date |
|---|---|
| CN210547369U true CN210547369U (en) | 2020-05-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921357633.2U Active CN210547369U (en) | 2019-08-20 | 2019-08-20 | Punching die for square tube punching machine |
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| CN (1) | CN210547369U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112547915A (en) * | 2020-11-24 | 2021-03-26 | 江苏国电新能源装备有限公司 | Punching assembly for pipe fitting |
-
2019
- 2019-08-20 CN CN201921357633.2U patent/CN210547369U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112547915A (en) * | 2020-11-24 | 2021-03-26 | 江苏国电新能源装备有限公司 | Punching assembly for pipe fitting |
| CN112547915B (en) * | 2020-11-24 | 2022-09-20 | 江苏国电新能源装备有限公司 | Punching assembly for pipe fitting |
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