CN214290671U - Bending forming punch and die for transition chain plate - Google Patents
Bending forming punch and die for transition chain plate Download PDFInfo
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- CN214290671U CN214290671U CN202022415836.1U CN202022415836U CN214290671U CN 214290671 U CN214290671 U CN 214290671U CN 202022415836 U CN202022415836 U CN 202022415836U CN 214290671 U CN214290671 U CN 214290671U
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Abstract
A bending forming punch of a transition chain plate comprises an upper bending forming punch and a lower bending forming punch, wherein a first plane C, a vertical plane A and a second plane C are arranged at the lower end of the upper bending forming punch, and a first plane D, a vertical plane B and a second plane D are arranged at the upper end of the lower bending forming punch; the die comprises an upper die and a lower die, wherein an upper bending forming punch is installed on the upper die, a lower bending forming punch is installed on the lower die, and the upper bending forming punch and the lower bending forming punch are matched for use. This is novel when punching press transition link joint, only the planar structure of punching press both sides, and the inclined plane structure is then natural forming, through above improvement, has solved the poor problem of transition link joint shaping effect.
Description
Technical Field
The utility model relates to a chain drive technical field, concretely relates to shaping drift and mould of bending of transition link joint.
Background
The transition chain plate (OFD chain plate) is mainly used in a transition chain link, when the design requirement cannot avoid the chain being odd number chain links, the transition chain link and a composite transition chain link are needed to be adopted when the chain center distance is designed, the composite transition chain link is better than the transition chain link, the composite transition chain link is formed by riveting a standard inner single link and a transition chain link by a pin shaft, and the transition chain link is formed by interference fit of two transition chain plates and a sleeve.
As shown in fig. 8, which is a front view and a top view of a transition link plate of a baler chain, the transition link plate has a "Z" shaped bent configuration and is formed by planar structures 01 at both ends and a bevel structure 02 in the middle. As shown in fig. 5 and 6, there are bending punches (an upper bending punch a and a lower bending punch B) in the prior art, as shown in fig. 7, the left side of the figure is a schematic diagram of a bending forming punch head in the prior art when processing a transition chain plate, as can be seen from the figure, a first plane A011 of an upper bending forming punch head A in the prior art is matched with a first plane B014 of a lower bending forming punch head B to punch a plane structure on one side of the transition chain plate, a second plane A012 of the upper bending forming punch head A and a second plane B015 of the lower bending forming punch head B punch a plane structure 01 on the other side of the transition chain plate, a first inclined plane A010 is arranged between the first plane A011 and the second plane A012, a first inclined plane B013 is also provided between the first plane B014 and the second plane B015, the ramp structure 02 of the transition link plate is stamped by the first ramp a010 and the first ramp B013.
As shown in fig. 7, when the transition link plate is punched by the prior art method, the following defects exist:
1. the inclined surface structure 02 and the plane structure 01 are simultaneously stamped, so that the inclined surface structure and the plane structure are mutually interfered during forming, and the forming effect of the transition chain plate is poor;
2. due to the fact that the inclined surface structure 02 and the plane structure 01 interfere with each other in the stamping process, the bending size of the transition chain plate is difficult to guarantee, namely, the inclined surface structure 02 and the plane structure 01 are difficult to form into a specified size, and after forming, the parallelism of the plane structures 01 at two ends of the transition chain plate is poor;
3. if a better forming effect is to be obtained, the size of the bending forming punch needs to be adjusted, however, due to the reasons, the size of the bending forming punch is difficult to adjust, and it is difficult to improve the forming effect of the transition chain plate through size adjustment in the existing structure.
SUMMERY OF THE UTILITY MODEL
For solving the problem that exists among the prior art, this is novel to provide a transition link joint's shaping drift of bending and mould, improves through shaping drift of bending and mould, when the punching press transition link joint, only the planar structure of punching press both sides, and inclined plane structure is then natural forming, has solved the poor problem of transition link joint shaping effect.
In order to realize the purpose, the novel technical scheme is as follows:
firstly, the bending method of the transition chain plate is improved, and the improvement comprises the following steps: and simultaneously stamping plane structures on two sides of the transition chain plate by using a die, wherein the inclined plane structure of the transition chain plate is naturally formed in the step. Under the guidance of the principle of the method, the structure of the bending forming punch is improved, and the die for processing the transition chain plate is further improved, which is respectively detailed as follows:
the bending forming punch of the transition chain plate comprises an upper bending forming punch and a lower bending forming punch, wherein a first plane C and a second plane C are arranged on the lower end face of the upper bending forming punch, a vertical plane C is connected between the first plane C and the second plane C, a first plane D and a second plane D are arranged on the upper end face of the lower bending forming punch, a vertical plane D is connected between the first plane D and the second plane D, the first plane C and the first plane D are matched with each other to punch a plane structure on one side of the transition chain plate, the second plane C and the second plane D are matched with each other to punch a plane structure on the other side of the transition chain plate, and an inclined plane structure of the transition chain plate is naturally formed between the vertical plane C and the vertical plane D.
Preferably, the top end of the upper bending forming punch is provided with a hanging table A, and the bottom end of the lower bending forming punch is provided with a hanging table B.
Preferably, the die provided with the bending forming punch of the transition chain plate comprises an upper die and a lower die, wherein the upper die is provided with the upper bending forming punch, the lower die is provided with the lower bending forming punch, and the upper bending forming punch and the lower bending forming punch are matched for use.
Preferably, the upper die comprises a die handle, an upper die plate, an upper padding plate and an upper fixing plate in sequence from top to bottom, the lower die comprises a lower die plate, a lower padding plate and a lower fixing plate in sequence from bottom to top, guide sleeves are respectively arranged on two sides of the lower end surface of the upper die plate, guide pillars are arranged on the upper end surface of the lower die plate opposite to the guide sleeves, the guide pillars are matched with the guide sleeves for use, an upper bending forming punch is arranged in the upper fixing plate through a hanging table A, a lower bending forming punch is arranged in the lower fixing plate through a hanging table B, the lower end surface of the upper bending forming punch extends out of the upper fixing plate, the top end of the lower bending forming punch is flush with the upper end surface of the lower fixing plate and is opposite to the lower end surface of the upper bending forming punch, the upper fixing plate is fixedly connected with the upper padding plate and the upper die plate through an inner hexagon screw A, and the lower fixing plate is fixedly connected with the lower padding plate and the lower die base through an inner hexagon screw B, the die handle is fixedly connected with the upper die plate through screws.
Preferably, the upper fixing plate is provided with an upper mounting groove penetrating through the upper end surface and the lower end surface, a hanging table slot A is arranged at the edge of an upper end notch of the upper mounting groove, the lower end of the upper bending forming punch penetrates through the upper mounting groove, the hanging table A is inserted into the hanging table slot A, and the upper bending forming punch is in clearance fit with the upper mounting groove; the lower fixing plate is provided with a lower mounting groove penetrating through the upper end surface and the lower end surface, a hanging table slot B is formed in the edge of a lower end notch of the lower mounting groove, the hanging table B is inserted into the hanging table slot B, and the lower bending forming punch is in clearance fit with the lower mounting groove.
Preferably, the upper end surface of the lower fixing plate and two sides of the lower bending forming punch are further provided with a left positioning block and a right positioning block, the shapes of the opposite ends of the left positioning block and the right positioning block are matched with the shapes of two ends of the transition chain plate, and the shapes of the lower end of the upper bending forming punch and the upper end of the lower bending forming punch are respectively matched with the shapes of the upper end surface and the lower end surface of the transition chain plate.
Preferably, the left positioning block and the right positioning block are respectively and fixedly connected with the lower fixing plate.
This novel transition link joint's shaping drift and mould of bending has following beneficial effect:
this is novel has overcome prior art's prejudice, adopt natural molding's mode to the inclined plane structure of transition link joint, effectively avoided the stamping process, the planar structure of transition link joint and the mutual interference of inclined plane structure, through improving bending the shaping drift, and install the shaping drift of bending after improving into the mould, the processing mode of transition link joint has been realized, by original three face contact punching press, optimize to two face punching presses, middle inclined plane structure natural molding, thereby improved bending quality and work efficiency, and shortened maintenance duration.
Drawings
FIG. 1: the structure of the novel mould is shown schematically;
FIG. 2: the novel lower die provided with the transition chain plate is seen from the top;
FIG. 3: the front view, the bottom view and the right view of the novel upper bending forming punch;
FIG. 4: the front view, the top view and the left view of the novel lower bending forming punch;
FIG. 5: front, bottom, and right side views of prior art upper bend forming punches;
FIG. 6: front, top, and left views of a prior art lower bend forming punch;
FIG. 7: the processing method in the prior art is compared with the novel processing method;
FIG. 8: front and top views of bent link plates of a bundling machine chain;
FIG. 9: the top view of the novel upper fixing plate;
01: planar structure, 02: bevel structure, 03: first plane C, 04: second plane C, 05: vertical plane C, 06: hanging platform A, 07: first plane D, 08: second plane D, 09: hanging table B, 010: first slope a, 011: first plane a, 012: second plane a, 013: first slope B, 014: first plane B, 015: second plane B, 016: a vertical plane D; 1: die shank, 2: screw, 3: upper template, 4: upper backing plate, 5: upper fixing plate, 6: guide sleeve, 7: guide post, 8: lower fixing plate, 9: lower pad, 10: lower die plate, 11: hexagon socket head cap screws a, 12: upper bending forming punch, 13: lower bend forming punch, 14: hexagon socket head cap screws B, 15: left locating block, 16: right positioning block, 17: transition link joint, 18: go up mounting groove, 19: and a hanging platform slot A.
Detailed Description
The present invention is described in detail below with reference to the drawings, which are intended to illustrate preferred embodiments of the present invention and not to limit the scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations and positional relationships based on the orientations and positional relationships shown in the drawings, and are only used for describing the present invention and simplifying the description, but do not indicate or imply that the device or the element to be referred to must have a specific orientation and a specific orientation configuration and operation, and thus, should not be construed as limiting the present invention.
Examples 1,
As shown in fig. 3 and 4, a bending forming punch for a transition link plate comprises an upper bending forming punch 12 and a lower bending forming punch 13, wherein a lower end face of the upper bending forming punch 12 is provided with a first plane C03 and a second plane C04, a vertical plane C05 is connected between the first plane C03 and the second plane C04, an upper end face of the lower bending forming punch 13 is provided with a first plane D07 and a second plane D08, a vertical plane D016 is connected between the first plane D07 and the second plane D08, the first plane C03 and the first plane D07 are matched with each other to punch a plane structure on one side of the transition link plate, the second plane C04 and the second plane D08 are matched with each other to punch a plane structure on the other side of the transition link plate, and the transitional slope structure is naturally formed between the vertical plane C05 and the vertical plane D016;
as shown in fig. 3 and 4, a hanging stand a06 is provided at the top end of the upper bending punch 12, and a hanging stand B09 is provided at the bottom end of the lower bending punch 13.
In the present embodiment, the shape of the working end of the bending punch matches the shape of the transition link plate, in fig. 3 and 4, the shape of the lower end face of the upper bending punch and the shape of the upper end face of the lower bending punch match the shape of the conventional transition link plate, that is, the width of the left and right ends of the transition link plate is the same, while for the transition link plate (the width of the left and right ends is not the same) having the shape shown in fig. 9, the shape of the working end is the same as the shape of the transition link plate shown in fig. 9, and so on.
As shown in fig. 7, the right half is a structural diagram of the upper bending forming punch and the lower bending forming punch in this embodiment, and it can be seen that, along with the punch forming of the left side planar structure and the right side planar structure of the transition link plate, the inclined plane structure is also formed naturally, so that the mutual interference between the planar structure and the inclined plane structure is effectively avoided.
Examples 2,
On the basis of embodiment 1, the present embodiment discloses a specific structure of a die provided with a bending forming punch:
as shown in fig. 1, 2 and 9:
the die provided with the bending forming punch of the transition chain plate comprises an upper die and a lower die, wherein the upper die is provided with an upper bending forming punch 12, the lower die is provided with a lower bending forming punch 13, and the upper bending forming punch 12 and the lower bending forming punch 13 are matched for use;
the upper die sequentially comprises a die handle 1, an upper die plate 3, an upper padding plate 4 and an upper fixing plate 5 from top to bottom, the lower die sequentially comprises a lower die plate 10, a lower padding plate 9 and a lower fixing plate 8 from bottom to top, guide sleeves 6 are respectively arranged on two sides of the lower end surface of the upper die plate 3, the guide sleeves 6 are in interference fit with the upper die plate 3, guide pillars 7 are arranged on the upper end surface of the lower die plate 10 opposite to the guide sleeves 6, the guide pillars 7 are in interference fit with the lower die plate 10, the guide pillars 7 are matched with the guide sleeves 6 for use, an upper bending forming punch 12 is arranged in the upper fixing plate 5 through a hanging table A06, a lower bending forming punch 13 is arranged in the lower fixing plate 8 through a hanging table B09, the lower end surface of the upper bending forming punch 12 extends out of the upper fixing plate 5, and the top end of the lower bending forming punch 13 (the plane on the right side of the top of the lower bending forming punch in figure 1) is flush with the upper end surface of the lower fixing plate 8, the upper fixing plate 5 is fixedly connected with an upper backing plate 4 and an upper die plate 3 through an inner hexagonal screw A11, the lower fixing plate 8 is fixedly connected with a lower backing plate 9 and a lower die holder 10 through an inner hexagonal screw B14, and the die shank 1 is fixedly connected with the upper die plate 3 through a screw 2;
the upper fixing plate 5 is provided with an upper mounting groove 18 penetrating through the upper end surface and the lower end surface, the edge of an upper end notch of the upper mounting groove 18 is provided with a hanging table slot A19, the lower end of the upper bending forming punch 12 penetrates through the upper mounting groove 18, the hanging table A06 is inserted into the hanging table slot A19, and the upper bending forming punch 12 is in clearance fit with the upper mounting groove 18; a lower mounting groove (not shown in the figure because the structure is similar to that of the upper mounting groove) penetrating through the upper end surface and the lower end surface is arranged on the lower fixing plate 8, a hanging table slot B (not shown in the figure because the structure is similar to that of the hanging table slot A19) is arranged at the edge of a lower end notch of the lower mounting groove, the hanging table B09 is inserted into the hanging table slot B, and the lower bending forming punch 13 is in clearance fit with the lower mounting groove;
a left positioning block 15 and a right positioning block 16 are further arranged on the upper end face of the lower fixing plate 8 and positioned on two sides of the lower bending forming punch 13, the shapes of opposite ends of the left positioning block 15 and the right positioning block 16 are matched with the shapes of two ends of the transition chain plate, and the shapes of the lower end of the upper bending forming punch 12 and the upper end of the lower bending forming punch 13 are respectively matched with the shapes of the upper end face and the lower end face of the transition chain plate; as described in embodiment 2, when the transition link plate is as shown in fig. 9, the working end of the bending punch is also made into the shape of the transition link plate, so that during punching, collision with the left positioning block 15 and the right positioning block 16 can be avoided, and the left positioning block 15 and the right positioning block 16 limit the material of the transition link plate, so as to avoid displacement during punching;
the left positioning block 15 and the right positioning block 16 are respectively fixedly connected with the lower fixing plate 8.
This neotype theory of use:
the upper die is fixed on an upper platform of a punch through a die handle 1, the lower die is fixed on a lower platform of the punch through a pressing plate and screws, a transition chain plate to be formed is placed between a left positioning block 15 and a right positioning block 16 and adjusted to the optimal position, then the punch is operated, the upper die and the lower die are closed, and the formation of the transition chain plate is completed.
Claims (7)
1. A bending forming punch of a transition chain plate is characterized in that: the lower end face of the upper bending forming punch is provided with a first plane C and a second plane C, a vertical plane C is connected between the first plane C and the second plane C, the upper end face of the lower bending forming punch is provided with a first plane D and a second plane D, a vertical plane D is connected between the first plane D and the second plane D, the first plane C and the first plane D are matched with each other to punch a plane structure on one side of the transition chain plate, the second plane C and the second plane D are matched with each other to punch a plane structure on the other side of the transition chain plate, and the inclined plane structure of the transition chain plate is naturally formed between the vertical plane C and the vertical plane D.
2. The bending punch for a transition link plate according to claim 1, wherein: the top end of the upper bending forming punch is provided with a hanging table A, and the bottom end of the lower bending forming punch is provided with a hanging table B.
3. A die provided with the bending forming punch of the transition link plate according to claim 2, wherein: the upper die is provided with an upper bending forming punch, the lower die is provided with a lower bending forming punch, and the upper bending forming punch and the lower bending forming punch are matched for use.
4. The mold of claim 3, wherein: the upper die sequentially comprises a die handle, an upper die plate, an upper padding plate and an upper fixing plate from top to bottom, the lower die sequentially comprises a lower die plate, a lower padding plate and a lower fixing plate from bottom to top, guide sleeves are respectively arranged on two sides of the lower end surface of the upper die plate, guide pillars are arranged on the upper end surface of the lower die plate opposite to the guide sleeves, the guide pillars are matched with the guide sleeves for use, an upper bending forming punch is arranged in the upper fixing plate through a hanging table A, a lower bending forming punch is arranged in the lower fixing plate through a hanging table B, the lower end surface of the upper bending forming punch extends out of the upper fixing plate, the top end of the lower bending forming punch is flush with the upper end surface of the lower fixing plate and is opposite to the lower end surface of the upper bending forming punch, the upper fixing plate is fixedly connected with the upper padding plate and the upper die plate through an inner hexagonal screw A, and the lower fixing plate is fixedly connected with the lower padding plate and a lower die holder through an inner hexagonal screw B, the die handle is fixedly connected with the upper die plate through screws.
5. The mold of claim 4, wherein: the upper fixing plate is provided with an upper mounting groove penetrating through the upper end surface and the lower end surface, a hanging table slot A is arranged at the edge of an upper end notch of the upper mounting groove, the lower end of the upper bending forming punch penetrates through the upper mounting groove, the hanging table A is inserted into the hanging table slot A, and the upper bending forming punch is in clearance fit with the upper mounting groove; the lower fixing plate is provided with a lower mounting groove penetrating through the upper end surface and the lower end surface, a hanging table slot B is formed in the edge of a lower end notch of the lower mounting groove, the hanging table B is inserted into the hanging table slot B, and the lower bending forming punch is in clearance fit with the lower mounting groove.
6. The mold of claim 5, wherein: the upper end face of the lower fixing plate and the two sides of the lower bending forming punch are further provided with a left positioning block and a right positioning block, the shapes of the opposite ends of the left positioning block and the right positioning block are matched with the shapes of the two ends of the transition chain plate, and the shapes of the lower end of the upper bending forming punch and the upper end of the lower bending forming punch are respectively matched with the shapes of the upper end face and the lower end face of the transition chain plate.
7. The mold of claim 6, wherein: the left positioning block and the right positioning block are respectively and fixedly connected with the lower fixing plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022415836.1U CN214290671U (en) | 2020-10-27 | 2020-10-27 | Bending forming punch and die for transition chain plate |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022415836.1U CN214290671U (en) | 2020-10-27 | 2020-10-27 | Bending forming punch and die for transition chain plate |
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| CN214290671U true CN214290671U (en) | 2021-09-28 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112475215A (en) * | 2020-10-27 | 2021-03-12 | 青岛征和工业股份有限公司 | Bending method of transition chain plate |
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- 2020-10-27 CN CN202022415836.1U patent/CN214290671U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112475215A (en) * | 2020-10-27 | 2021-03-12 | 青岛征和工业股份有限公司 | Bending method of transition chain plate |
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