CN218638350U - Floating punching tool seat of angle iron round flange - Google Patents
Floating punching tool seat of angle iron round flange Download PDFInfo
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- CN218638350U CN218638350U CN202223363845.6U CN202223363845U CN218638350U CN 218638350 U CN218638350 U CN 218638350U CN 202223363845 U CN202223363845 U CN 202223363845U CN 218638350 U CN218638350 U CN 218638350U
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- punching tool
- punching
- angle iron
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Abstract
The utility model discloses a floating punching tool seat of an angle iron round flange, which comprises a fixed seat, a sliding block and a punching device; the sliding block is connected to the fixed seat, the punching device is connected to the sliding block, and the telescopic punching tool is controlled by the punching device; a feed port is formed in the bottom of the sliding block, the horizontal edge of the angle iron circular flange is inserted into the feed port, the bottom edge of the feed port is arranged below the feed port, and a distance is formed between the bottom edge of the feed port and the lower surface of the horizontal edge; the first stroke is that the punching tool is pressed on the horizontal edge to jack the slide block upwards; and in the second stroke, the bottom edge of the feeding port moves upwards and is propped against the lower surface of the horizontal edge, and the bottom edge of the feeding port and the punching tool form a clamping opening with the thickness of the horizontal edge matched. The feed inlet floats to form a clamping opening which is attached to the thickness of the horizontal edge of the angle iron circular flange, and the stable support and the stable punching effect are achieved during punching. When the angle iron circular flange rotates, the clamping opening can be automatically opened, and the burr edge on the lower surface of the horizontal edge is separated from the bottom edge of the feeding hole, so that the rotation friction is eliminated.
Description
Technical Field
The utility model belongs to the stamping machine field relates to the processing of angle bar flange, especially relates to unsteady towards utensil seat of angle bar round flange.
Background
The flange needs to be punched, and the hole is used as the position for inserting the screw.
For example, patent publication No. CN 210412130U discloses a circular flange punching device and a circular flange double-head punching machine, the horizontal edge of the circular flange is inserted into the machine inlet position, a bottom die is arranged below the horizontal edge of the circular flange as a support, and the lower surface of the horizontal edge of the circular flange leans against the bottom die.
The problem lies in that the lower surface of the circular flange is slightly raised (or called burr side) after being punched, which causes the lower surface of the circular flange to have great friction with the bottom die, and the circular flange is only clamped on the claw disc when being fixed, when the lower surface of the circular flange has friction with the bottom die, the lower surface of the circular flange and the claw disc have slight relative rotation, so that the next punching position is not accurate.
If the circular flange is spaced from the bottom die, the problem of horizontal edge deformation can occur.
Secondly, the punching tool has the problem of overshoot when the horizontal edge deforms, the existing punching tools are all positioned at a fixed position, only one downward impact force is needed, the reverse stress direction of the punching tool can be changed when the horizontal edge deforms, and the cylinder seat of the punching tool can swing and deflect due to the reverse acting force.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model provides a perforating device and floating perforating method of angle bar circular flange.
In order to solve the technical problem, the utility model provides a following technical scheme: the floating punching tool seat of the angle iron circular flange comprises:
the punching device comprises a fixed seat, a sliding block and a punching device;
the sliding block is connected to the fixed seat and can move in the Z-axis direction, the punching device is connected to the sliding block, and the telescopic punching tool is controlled by the punching device;
the bottom of the sliding block is provided with a feeding hole, the horizontal edge of the angle iron circular flange is inserted into the feeding hole, the bottom edge of the feeding hole is spaced from the lower surface of the horizontal edge, and the punching tool is positioned at the position of the feeding hole;
the punching tool has two strokes, namely, the stroke I, the punching tool presses the horizontal edge to jack the slide block upwards; and in the second stroke, the bottom edge of the feeding port moves upwards and is propped against the lower surface of the horizontal edge, the bottom edge of the feeding port and the punching tool form a clamping opening with the thickness of the horizontal edge matched, and then the punching tool cuts into the horizontal edge.
Furthermore, the punching tool comprises a ring sleeve sleeved on a shaft of the punching tool, an upper spring is arranged on the ring sleeve, the ring sleeve can move in the Z-axis direction relative to the punching tool, and when the upper spring is compressed, the punching tool is exposed out of the lower part of the ring sleeve.
Furthermore, a limiting edge is arranged on the ring sleeve, the upper spring is connected to the position above the limiting edge, a contact increasing surface for increasing contact is arranged at the bottom of the ring sleeve, and the contact increasing surface is propped against the upper part of the horizontal edge of the angle iron circular flange; the elasticity of the upper spring is not less than the total gravity of the perforating device and the sliding block.
Further, the feeding port comprises a U-shaped block, and an opening of the U-shaped block is in a horizontal position; the bottom of the ring sleeve can movably enter the groove of the U-shaped block, a lower spring is arranged below the limiting edge of the ring sleeve, the upper end of the lower spring is connected with the limiting edge, and the lower end of the lower spring is connected with the outer wall of the U-shaped block.
Further, a bottom hole is formed in the bottom edge of the feeding hole;
when the clamping opening is formed, the edge of the burr punched by the horizontal edge enters the bottom hole;
when the slide block moves downwards and the clamping opening disappears, the burr edge is separated from the bottom hole.
Another technical scheme, the floating punching tool seat of angle iron round flange includes:
the device comprises a fixed seat, a sliding block and a punching device;
the sliding block is connected to the fixed seat and can move in the Z-axis direction, the punching device is connected to the sliding block, and the punching device controls the punching tool;
the bottom of the sliding block is provided with a feeding hole, the horizontal edge of the angle iron circular flange is inserted into the feeding hole, the bottom edge of the feeding hole is spaced from the lower surface of the horizontal edge, and the punching tool is positioned at the position of the feeding hole;
the punching tool comprises a ring sleeve sleeved on the punching tool in an outer sleeved mode, an upper spring is arranged on the ring sleeve, the ring sleeve can move in the Z axial direction relative to the punching tool, and when the upper spring is compressed, the punching tool is exposed out of the lower portion of the ring sleeve.
Furthermore, a limiting edge is arranged on the ring sleeve, the upper spring is connected to the position above the limiting edge, a contact increasing surface used for increasing contact is arranged at the bottom of the ring sleeve, and the contact increasing surface is propped against the upper portion of the horizontal edge of the angle iron circular flange.
Compared with the prior art, the feeding hole floating effect enables the feeding hole to form a clamping opening which is attached to the thickness of the horizontal edge of the angle iron circular flange, and stable support and stable punching effect are achieved during punching. When the angle iron circular flange rotates, the clamping opening can be automatically opened, and the burr edge on the lower surface of the horizontal edge is separated from the bottom edge of the feeding hole, so that the rotation friction is eliminated.
Drawings
The present invention will be described in further detail below with reference to the drawings and preferred embodiments, but those skilled in the art will appreciate that the drawings are merely drawn for the purpose of illustrating the preferred embodiments and therefore should not be considered as limiting the scope of the present invention, and that, unless otherwise indicated, the drawings merely illustrate conceptually and may contain exaggerated displays of the composition or construction of objects described, and are not necessarily drawn to scale.
Fig. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic view of the first step of preliminary punching of the present invention;
FIG. 3 is an enlarged view of a portion of FIG. 2;
FIG. 4 is a schematic view of the second step of pressing down the punch of the present invention;
FIG. 5 is an enlarged view of a portion of FIG. 4;
FIG. 6 is a schematic diagram of the third step of the present invention showing the slider moving upward;
FIG. 7 is an enlarged view of a portion of FIG. 6;
FIG. 8 is a schematic view of the third step of FIG. 6 to form a nip and the fourth step of punching;
figure 9 is the utility model discloses angle bar circular flange burr limit sketch map.
In the figure, 1, a portal frame; 2, fixing a base; 21 tracks; 3, a sliding block; 4, a punching device; 5, spring mounting; 6, punching; 7, bottom holes; 8, sleeving a ring; 81 limit edges; 9, a lower spring; 10 A U-shaped block; 11 a feed inlet; 12 the bottom edge of the feed inlet; 13-angle iron round flange; 14 horizontal sides; 15, burring; 16 nip mouth.
Detailed Description
The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings, and those skilled in the art will appreciate that these descriptions are illustrative only, exemplary only, and should not be construed as limiting the scope of the present invention.
It should be noted that: like reference numerals refer to like items in the following figures, and thus, once an item is defined in one figure, it may not be further defined and explained in subsequent figures.
The embodiment mainly provides a device and a method for punching a floating angle iron circular flange, so that the angle iron circular flange can be in a stable state when being punched, and the angle iron circular flange is in an annular structure formed by enclosing strip-shaped angle irons.
Fig. 1 shows, the utility model discloses the part of punching is established on portal frame 1, can be along X axial displacement, and the principle the same with current manipulator, for example the drive mode who adopts lead screw and motor removes.
As shown in fig. 1-8, the present invention includes a fixing base 2, a sliding block 3 and a punching device 4.
The sliding block 3 is connected to the fixed seat 2 and can move in the Z-axis direction. Preferably, be equipped with vertical track 21 on the fixing base 2, slider 3 is equipped with spout/hole and is used for cooperating track 21, and slider 3 can be at Z axial motion, and slider 3 touches with fixing base 2 when moving down to the lowest position, and fixing base 2 is last to have the spacing portion to be used for blockking the gliding of slider 3.
The punching device 4 is connected to the sliding block 3, and the telescopic punching tool 6 is controlled by the punching device 4; for example, the perforating device 4 can be a cylinder, and a piston rod of the cylinder is connected with the punching tool 6.
The bottom of the sliding block 3 is provided with a feed port 11, the feed port 11 is provided with a convex feed port bottom edge 12, and a horizontal edge 14 of an angle iron circular flange 13 is inserted into the feed port 11. Preferably, the feed inlet 11 comprises a U-shaped block 10, and the groove of the U-shaped block 10 is horizontally arranged. The angle iron circular flange 13 can be positioned by a claw disc, the angle iron circular flange 13 is positioned and fixed, but can rotate, and is not shown in the figure, and the feeding port 11 can be moved and inserted into the horizontal edge 14.
The punching tool 6 comprises a ring sleeve 8 which is sleeved outside the shaft of the punching tool 6, the ring sleeve 8 can move in the axial direction relative to the punching tool 6, a limiting edge 81 is arranged on the ring sleeve 8, the upper spring 5 is connected to the position above the limiting edge 81, and the punching tool 6 is exposed out of the bottom of the ring sleeve 8 when the upper spring 5 is compressed. One end of the upper spring 5 is connected to the limit edge 81, and the other end is connected to the bottom of the punching device 4.
The bottom of the ring sleeve 8 is provided with a contact increasing surface for increasing contact, and the contact increasing surface is propped against the upper part of the horizontal edge 14 of the angle iron circular flange 13. The punching tool 6 has two strokes, namely, the stroke I, the punching tool 6 presses the horizontal edge 14 to jack the slide block 3 upwards in a floating mode, at the moment, if the head of the punching tool 6 is jacked, the pressure is at one point, the lower part of the horizontal edge 14 is empty at present, and the horizontal edge 14 is easy to deform. If the contact surface is increased, the pressure is dispersed to a local portion of the horizontal side 14, and the horizontal side 14 is not easily deformed.
The ring sleeve 8 is inserted into the U-shaped block 10 and can move relative to the U-shaped block 10, the bottom of the ring sleeve 8 can enter the groove of the U-shaped block 10, a lower spring 9 for resetting is arranged below a limiting edge 81 of the ring sleeve 8, the upper end of the lower spring 9 is connected with the limiting edge 81, and the lower end of the lower spring is connected with the outer wall of the U-shaped block 10. The U-shaped block 10 will have a channel width greater than the thickness of the horizontal edge 14 and the bottom edge 12 of the feed inlet is spaced from the lower surface of the horizontal edge 14.
And (2) moving the punching tool 6 upwards by a second stroke, pushing the bottom edge 12 of the feeding port against the lower surface of the horizontal edge 14, forming a clamping opening 16 matched with the thickness of the horizontal edge 14 by the bottom edge 12 of the feeding port and the punching tool 6, and cutting the punching tool 6 into the horizontal edge 14. I.e. the slider 3 is passively pulled up and the bottom edge 12 of the feed inlet is passively placed against the lower surface of the horizontal edge 14.
For example, the elastic force of the upper spring 5 is preferably not less than the total gravity of the punching device 4 and the sliding block 3, so that the head of the punching device 6 is not exposed when the sliding block 3 is not pulled up, the punching device 4 can press the upper spring 5 by increasing the impact force continuously after the clamping opening 16 is formed, the punching device 4 has the pressure of punching metal, and the head of the punching device 6 is also exposed from the lower part of the ring sleeve 8. After the pressure is dispersed, the combined weight of the punch means 4 and the slide 3 is not such as to press the horizontal edge 14 into shape.
Then the punching process is finished and the punching process is reset, and the bottom edge 12 of the feeding hole and the lower surface of the horizontal edge 14 are separated again. The bottom edge 12 of the feed inlet is provided with a bottom hole 7, when a clamping opening 16 is formed, the edge of a burr edge 15 punched by a horizontal edge 14 shown in figure 9 enters the bottom hole 7, and when the slide block 3 is reset and moves downwards and the clamping opening 16 disappears, the burr edge 15 is separated from the bottom hole 7. The angle iron circular flange is used for avoiding friction generated during rotation of an angle iron circular method, and meanwhile, the angle iron circular flange is prevented from moving in a rotating dislocation mode with the moving claw block during rotation. And the subsequent punching of the next step is more accurate. It should be noted that, with the collar 8, the punch 6 is also easy to detach from the horizontal edge 14, avoiding lifting the circular flange with the angle iron when detaching.
The floating punching method of the structure comprises the following steps:
s1, positioning and locking an angle iron circular flange 13;
s2, the fixed seat 2 drives the sliding block 3 and the punching device 4 to move along the X axial direction, the sliding block 3 and the punching device 4 can be inserted into the horizontal edge 14 of the angle iron circular flange 13, namely a feed port 11 is arranged below the sliding block 3, the feed port 11 comprises a U-shaped block 10, a groove of the U-shaped block 10 is inserted into the horizontal edge 14 of the angle iron circular flange 13, the groove width of the U-shaped block 10 is larger than the thickness of the horizontal edge 14, and gaps are reserved at the upper position and the lower position of the horizontal edge 14;
and S3, pressing down the punching tool 6 of the punching device 4, wherein the punching tool 6 is pressed on the horizontal edge 14 to jack up the slide block 3 in an upward floating manner by a first stroke. The contact increasing surface at the bottom of the ring sleeve 8 of the outer sleeve of the punching tool 6 is contacted with the horizontal edge 14, the head of the punching tool 6 is not exposed at the moment, the pressed area of the horizontal edge 14 is large, and local stress is avoided.
And in the process of continuously applying force by the punching tool 6, the bottom edge 12 of the feeding hole below the sliding block 3 moves upwards and is propped against the lower surface of the horizontal edge 14, the bottom edge 12 of the feeding hole and the punching tool 6 form a matched clamping opening 16, then larger punching force is provided, the punching force can cut into the metal horizontal edge 14, the spring generates obvious elastic deformation at the moment, and the punching tool 6 cuts into the horizontal edge 14 for punching.
S4, in the step S3, a bottom hole 7 is formed in the bottom edge 12 of the feeding hole, and when a clamping opening 16 is formed, the edge of a burr edge 15 punched by the horizontal edge 14 enters the bottom hole 7; when the sliding block 3 is reset and moves downwards, the clamping opening 16 disappears, a space is formed between the bottom edge 12 of the feeding hole and the lower surface of the horizontal edge 14, and the burr edge 15 is separated from the bottom hole 7. The burr on the lower surface of the horizontal edge 14 of the round angle iron flange 13 is prevented from rubbing the bottom edge 12 of the feeding hole when the round angle iron flange 13 rotates next time.
And S5, when the punching tool 6 retracts, the sliding block 3 resets.
And S6, rotating the iron round flange, and precisely rotating the horizontal edge 14 to the next punching point under the control of the numerical control system.
In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "front", "rear", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, or the directions or positional relationships usually placed when the products of the present invention are used, and are only for the convenience of describing the present invention and simplifying the description, but not for indicating or implying that the indicated device or element must have a specific direction, be constructed and operated in a specific direction, and therefore, should not be construed as limiting the present invention.
The title that the utility model provided has been described in detail above, and it is right to have used specific individual example in this paper the principle and the embodiment of the utility model to explain, and the description of above embodiment is only used for helping understanding the utility model discloses and the core thought, should point out, to ordinary skilled person in this technical field, under the prerequisite that does not deviate from the utility model discloses principle, can also be right the utility model discloses a plurality of improvements and embellishments are carried out, and these improvements and embellishments also fall into the scope of protection of the utility model claims.
Claims (7)
1. The floating punching tool seat of the angle iron circular flange is characterized by comprising:
the device comprises a fixed seat, a sliding block and a punching device;
the sliding block is connected to the fixed seat and can move in the Z-axis direction, the punching device is connected to the sliding block, and the telescopic punching tool is controlled by the punching device;
the bottom of the sliding block is provided with a feeding hole, the horizontal edge of the angle iron round flange is inserted into the feeding hole, the bottom edge of the feeding hole is arranged below the feeding hole, a gap is formed between the bottom edge of the feeding hole and the lower surface of the horizontal edge, and the punching tool is positioned at the position of the feeding hole;
the punching tool has two strokes, namely, the stroke I, the punching tool presses the horizontal edge to jack the slide block upwards; and in the second stroke, the bottom edge of the feeding hole moves upwards and is propped against the lower surface of the horizontal edge, the bottom edge of the feeding hole and the punching tool form a clamping opening with the thickness of the horizontal edge matched, and then the punching tool cuts into the horizontal edge.
2. The floating punch holder of an angle iron round flange according to claim 1, wherein the punch includes a collar fitted over a shaft of the punch, the collar having an upper spring, the collar being movable in a Z-axis direction relative to the punch, the punch being exposed from below the collar when the upper spring is compressed.
3. The floating punch holder of the angle iron circular flange as claimed in claim 2, wherein a ring sleeve is provided with a limit edge, the upper spring is connected to a position above the limit edge, the bottom of the ring sleeve is provided with a contact increasing surface for increasing contact, and the contact increasing surface is pressed against the horizontal edge of the angle iron circular flange; the elasticity of the upper spring is not less than the total gravity of the perforating device and the sliding block.
4. The floating punching tool seat for the angle iron circular flange as claimed in claim 3, wherein the feeding port comprises a U-shaped block, and the opening of the U-shaped block is in a horizontal position; the bottom of the ring sleeve can movably enter the groove of the U-shaped block, a lower spring is arranged below the limiting edge of the ring sleeve, the upper end of the lower spring is connected with the limiting edge, and the lower end of the lower spring is connected with the outer wall of the U-shaped block.
5. The floating punching tool seat for the angle iron circular flange as claimed in any one of claims 1 to 4, wherein the bottom edge of the feeding hole is provided with a bottom hole; when the clamping opening is formed, the edge of the burr punched by the horizontal edge enters the bottom hole; when the sliding block moves downwards and the clamping opening disappears, the burr edge is separated from the bottom hole.
6. The floating punching tool seat of the angle iron circular flange is characterized by comprising:
the device comprises a fixed seat, a sliding block and a punching device;
the sliding block is connected to the fixed seat and can move in the Z-axis direction, the punching device is connected to the sliding block, and the punching device controls the punching tool;
the bottom of the sliding block is provided with a feeding hole, the horizontal edge of the angle iron circular flange is inserted into the feeding hole, the bottom edge of the feeding hole is spaced from the lower surface of the horizontal edge, and the punching tool is positioned at the position of the feeding hole;
the punching tool comprises a ring sleeve sleeved on the punching tool in an outer sleeved mode, an upper spring is arranged on the ring sleeve, the ring sleeve can move in the Z axial direction relative to the punching tool, and when the upper spring is compressed, the punching tool is exposed out of the lower portion of the ring sleeve.
7. The floating punch holder of an angle iron round flange according to claim 6, wherein a stopper edge is provided on the ring sleeve, the upper spring is connected at a position above the stopper edge, and a contact-enlarging surface for increasing contact is provided on the bottom of the ring sleeve, the contact-enlarging surface being against the horizontal edge of the angle iron round flange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223363845.6U CN218638350U (en) | 2022-12-14 | 2022-12-14 | Floating punching tool seat of angle iron round flange |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223363845.6U CN218638350U (en) | 2022-12-14 | 2022-12-14 | Floating punching tool seat of angle iron round flange |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218638350U true CN218638350U (en) | 2023-03-17 |
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ID=85501234
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223363845.6U Active CN218638350U (en) | 2022-12-14 | 2022-12-14 | Floating punching tool seat of angle iron round flange |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218638350U (en) |
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2022
- 2022-12-14 CN CN202223363845.6U patent/CN218638350U/en active Active
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