CN210547823U - Escalator chain pin shaft riveting head die - Google Patents
Escalator chain pin shaft riveting head die Download PDFInfo
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- CN210547823U CN210547823U CN201920302241.XU CN201920302241U CN210547823U CN 210547823 U CN210547823 U CN 210547823U CN 201920302241 U CN201920302241 U CN 201920302241U CN 210547823 U CN210547823 U CN 210547823U
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- pin shaft
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Abstract
The utility model mainly discloses an escalator chain round pin axle die of riveting head, its technical scheme: the escalator chain riveting device comprises an upper die base, a lower die base, an upper riveting device, a lower riveting device, a positioning device and a clamping device, wherein the upper die base and the lower die base are respectively provided with an upper die base backing plate and a lower die base backing plate; the clamping device is located at the other side of the lower riveting device and used for clamping the escalator chain pin shaft, and the escalator chain pin shaft riveting device has the advantages of being reasonable in structure, high in efficiency, capable of effectively improving riveting efficiency and reducing labor intensity.
Description
Technical Field
The utility model relates to a chain die technical field, especially an escalator chain round pin axle die rivet.
Background
The escalator chain is mainly applied to an escalator and used for lifting or conveying, the escalator chain structurally comprises an inner chain link and an outer chain link, the outer chain link is composed of a pin shaft and an outer chain plate, and in order to prevent serious damage caused by the fact that the outer chain plate is separated from the pin shaft, the two ends of the pin shaft are required to be subjected to plastic deformation to increase interference. Most of the riveting dies for the pin shafts at the present stage are used for riveting a single pin shaft, the single pin shaft riveting die is high in precision, but low in efficiency, and cannot well meet production requirements during batch production, so that a new technical scheme needs to be provided, the riveting efficiency of the pin shafts is improved on the basis of ensuring the quality of the riveting heads, and the labor intensity is reduced.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model provides a staircase chain round pin axle die rivet has rational in infrastructure, efficient, can effectual promotion die rivet efficiency, reduces intensity of labour.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a rivet head die for a pin shaft of an escalator chain comprises an upper die base, a lower die base, an upper riveting device, a lower riveting device, a positioning device and a clamping device, wherein the upper die base and the lower die base are respectively provided with an upper die base backing plate and a lower die base backing plate; and the clamping device is positioned on the other side of the lower riveting device and is used for clamping the escalator chain pin shaft.
The utility model discloses it is further: the upper riveting device comprises an upper fixing seat and at least two upper riveting blocks, a first molded surface is arranged on the surface of each upper riveting block, the bottoms of the upper fixing seats are connected with the upper riveting blocks at uniform intervals, and the upper die base, the upper die base plate and the upper fixing seats are all fixedly connected into a whole through bolts.
The utility model discloses it is further: the first molded surface is a V-shaped inclined surface.
The utility model discloses it is further: the bottom of the upper fixing seat is provided with at least two first caulking grooves, the corresponding upper rivet head blocks are embedded into the first caulking grooves, and the upper rivet head blocks are fixed through bolts.
The utility model discloses it is further: the lower riveting device comprises a lower fixing seat, a working panel and at least two lower riveting head blocks, a mounting opening is formed in the working panel, the lower fixing seat is located in the mounting opening and fixed on a lower die base plate through bolts, the lower riveting head blocks are connected in the lower fixing seat at uniform intervals, the lower riveting head blocks correspond to the upper riveting head blocks, the lower riveting head blocks are provided with second profiles, the second profiles are the same as the first profiles in shape, the working panel is fixed on the lower die base plate, the lower die base plate is fixed on the lower die base plate, and the working panel, the lower die base plate and the lower die base are all connected integrally through bolts.
The utility model discloses it is further: the lower fixing seat is provided with at least two second caulking grooves, and the corresponding lower rivet head blocks are embedded into the second caulking grooves.
The utility model discloses it is further: the positioning device comprises a positioning nail, a positioning plate and a positioning plate cushion block, wherein the positioning plate cushion block is fixed on the working panel, the positioning plate is provided with a rectangular groove, the positioning nail is a square, the width of the rectangular groove is matched with that of the positioning nail, the length of the rectangular groove is larger than that of the positioning nail, the positioning nail penetrates through the rectangular groove to be connected with the positioning plate cushion block, the positioning plate is movably matched with the positioning nail, and the positioning plate cushion block are fixed through bolts.
The utility model discloses it is further: the side surface of the positioning plate is provided with a V-shaped inclined surface, and the position of the V-shaped inclined surface corresponds to the position of the second molded surface.
The utility model discloses it is further: the clamping device comprises a guide supporting plate, a sliding block and a clamping plate, the guide supporting plate is fixed on the working panel, a guide hole is formed in the guide supporting plate and used for horizontally guiding the sliding block, and the clamping plate is fixed at the tail end of the sliding block.
The utility model discloses it does to have beneficial effect:
the upper riveting device and the lower riveting device are respectively and correspondingly provided with at least two upper riveting head blocks and at least two lower riveting head blocks, the surfaces of the upper riveting head blocks and the surfaces of the lower riveting head blocks are respectively provided with a V-shaped inclined surface profile, the positioning device is used for positioning the position of a roller at the outer side of the escalator chain pin shaft and indirectly positioning the pin shaft, and the pin shaft is ensured to be positioned at an appointed position when the upper riveting device and the lower riveting device work; the clamping device is used for clamping rollers on the outer sides of the pin shafts of the escalator chain, so that the situation that the position of the pin shafts of the escalator chain does not move under the action of impact force is guaranteed, when the pins are riveted, the escalator chain is static and clamped, the press machine performs downward impact motion, the upper ends and the lower ends of the pin shafts of the escalator chain are simultaneously riveted, and the position deviation phenomenon does not occur. The utility model discloses have rational in infrastructure, efficient, can effectual promotion die efficiency, reduce intensity of labour.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is an exploded view of the present invention;
FIG. 3 is a schematic view of another exploded perspective structure of the present invention;
fig. 4 is a schematic view of the assembled escalator chain of the present invention;
fig. 5 is a schematic plan view of the assembled escalator chain of the present invention;
fig. 6 is a partial sectional view of the assembled escalator chain of the present invention.
Reference numerals: 1. positioning plate cushion blocks; 2. a lower fixed seat; 3. positioning a plate; 4. a lower riveting head block; 5. a guide support plate; 6. a clamping plate; 7. an upper die holder; 8. an upper die base plate; 9. an upper fixed seat; 10. a working panel; 11. a slider; 12. a lower die base backing plate; 13. a lower die holder; 14. positioning nails; 15. mounting a rivet head block;
Detailed Description
The preferred embodiments of the present invention will be further described in detail with reference to the accompanying drawings.
The escalator chain pin shaft riveting head die shown in fig. 1-6 comprises an upper die holder, a lower die holder, an upper riveting device, a lower riveting device, a positioning device and a clamping device, wherein the upper die holder and the lower die holder are used for fixing the die to a machine tool, so that the requirement on the relative position of the upper riveting device and the lower riveting device can be met; the upper die base and the lower die base are respectively provided with an upper die base backing plate 8 and a lower die base backing plate 12, the upper riveting device is fixed on the upper side of the upper die base backing plate 8 and is used for simultaneously riveting the upper end parts of a plurality of pin shafts of the escalator chain, the pin shafts are cylindrical, chamfers can be arranged at two ends of the pin shafts, and the relative positions of the plurality of pin shafts of the escalator chain accord with rules; the lower riveting device is fixed at the bottom of the lower die base backing plate 12, the escalator chain is positioned on the lower riveting device and can be simultaneously riveted at the lower end part of the multi-pin shaft of the escalator chain, and the positioning device is positioned at one side of the lower riveting device and is used for positioning the pin shaft position of the escalator chain; and the clamping device is positioned on the other side of the lower riveting device and is used for clamping the escalator chain pin shaft.
The upper riveting device comprises an upper fixing seat 9 and at least two upper riveting blocks 15, wherein first profiles are arranged on the surfaces of the upper riveting blocks 15, the first profiles are V-shaped inclined planes, the bottoms of the upper fixing seats 9 are connected with the upper riveting blocks 15 at even intervals, at least two first caulking grooves are formed in the bottoms of the upper fixing seats 9, the corresponding upper riveting blocks 15 are embedded into the first caulking grooves, the upper riveting blocks 15 are fixed through bolts, and the upper fixing seats 7, the upper die base plate 8 and the upper fixing seats 9 are connected integrally through the bolts.
The lower riveting device comprises a lower fixing seat 2, a working panel 10 and at least two lower riveting head blocks 4, a mounting opening is formed in the working panel 10, the lower fixing seat 2 is located in the mounting opening and fixed on a lower die base plate 12 through a bolt, the lower riveting head blocks 4 are higher than the working panel 10, the lower fixing seat 2 is provided with at least two second caulking grooves, and the corresponding lower riveting head blocks 4 are embedded into the second caulking grooves. Lower die block 4 corresponds to last die block 15 each other, lower die block 4 is equipped with the second profile, and the second profile is the same with first profile shape, work panel 10 is fixed in on lower die holder backing plate 12, die holder backing plate 12 is fixed in on the die holder, work panel 10, die holder backing plate 12 and die holder 7 are all integrative through bolt fixed connection, and work panel 10 is used for placing the staircase chain.
Positioner includes locating pin 14, locating plate and locating plate cushion 1, locating plate cushion 1 is fixed in on the work panel 10, locating plate 3 is provided with rectangular groove, locating pin 14 is the square, rectangular groove width and the 14 width phase-matches of locating pin, and rectangular groove length is greater than locating pin 14, locating pin 14 passes rectangular groove and is connected with locating plate cushion 1, locating plate 3 and 14 clearance fit of locating pin, and the reality is because the chain size of location is different, and the design in rectangular groove leaves the activity space, and the locating plate can the back-and-forth movement, is convenient for adjust, and the screw hole is seted up to locating plate cushion 1, and the bolt hole of seting up on the same locating plate also has certain removal space, and the back positioning plate that has finally adjusted compresses tightly through the bolt with locating plate cushion 1. The side surface of the positioning plate is provided with a V-shaped inclined surface, and the position of the V-shaped inclined surface corresponds to the position of the second molded surface. The positioning device is used for positioning the position of the roller on the outer side of the escalator chain pin shaft, indirectly positioning the pin shaft, and ensuring that the pin shaft is located at an appointed position when the upper riveting device and the lower riveting device work.
The clamping device comprises a guide supporting plate 5, a sliding block 11 and a clamping plate 6, wherein the guide supporting plate 5 is fixed on the working panel 10, a guide hole is formed in the guide supporting plate 5 and used for horizontally guiding the sliding block 11, and the clamping plate 6 is fixed at the tail end of the sliding block 11. The clamping device is used for clamping rollers on the outer sides of the pin shafts of the escalator chain, so that the situation that the position of the pin shafts of the escalator chain does not move under the action of impact force is guaranteed, when the pins are riveted, the escalator chain is static and clamped, the press machine performs downward impact motion, the upper ends and the lower ends of the pin shafts of the escalator chain are simultaneously riveted, and the position deviation phenomenon does not occur.
Before the die, place the staircase chain on work panel 10 to lean on the staircase chain roller in the V font inclined plane of locating plate side, promote slider 11 and promote pinch-off blades 6 and press from both sides tight staircase chain, terminal surface is located respectively about staircase chain round pin axle in the middle of die piece 15 and the 4V font inclined planes of die piece down, starts the downward shock motion of press, realizes simultaneously the die in both ends about the many round pin axles of staircase chain, the utility model has the advantages of reasonable structure, efficient, can effectual promotion die efficiency, reduce intensity of labour.
The above-mentioned embodiment is only used for explaining the utility model concept, and not to the limit of the utility model protection, and all utilize this concept to be right the utility model discloses carry out insubstantial change, all shall fall into the scope of protection of the utility model.
Claims (9)
1. The utility model provides an staircase chain round pin axle die, its characterized in that: the escalator chain riveting device comprises an upper die base, a lower die base, an upper riveting device, a lower riveting device, a positioning device and a clamping device, wherein the upper die base and the lower die base are respectively provided with an upper die base backing plate and a lower die base backing plate; and the clamping device is positioned on the other side of the lower riveting device and is used for clamping the escalator chain pin shaft.
2. The escalator chain pin shaft rivet head die as claimed in claim 1, wherein: the upper riveting device comprises an upper fixing seat and at least two upper riveting blocks, a first molded surface is arranged on the surface of each upper riveting block, the bottoms of the upper fixing seats are connected with the upper riveting blocks at uniform intervals, and the upper die base, the upper die base plate and the upper fixing seats are all fixedly connected into a whole through bolts.
3. The escalator chain pin shaft rivet head die as claimed in claim 2, wherein: the first molded surface is a V-shaped inclined surface.
4. The escalator chain pin shaft rivet head die as claimed in claim 2, wherein: the bottom of the upper fixing seat is provided with at least two first caulking grooves, the corresponding upper rivet head blocks are embedded into the first caulking grooves, and the upper rivet head blocks are fixed through bolts.
5. The escalator chain pin shaft rivet head die as claimed in claim 1 or 2, wherein: the lower riveting device comprises a lower fixing seat, a working panel and at least two lower riveting head blocks, a mounting opening is formed in the working panel, the lower fixing seat is located in the mounting opening and fixed on a lower die base plate through bolts, the lower riveting head blocks are connected in the lower fixing seat at uniform intervals, the lower riveting head blocks correspond to the upper riveting head blocks, the lower riveting head blocks are provided with second profiles, the second profiles are the same as the first profiles in shape, the working panel is fixed on the lower die base plate, the lower die base plate is fixed on the lower die base plate, and the working panel, the lower die base plate and the lower die base are all connected integrally through bolts.
6. The escalator chain pin shaft rivet head die as claimed in claim 5, wherein: the lower fixing seat is provided with at least two second caulking grooves, and the corresponding lower rivet head blocks are embedded into the second caulking grooves.
7. The escalator chain pin shaft rivet head die as claimed in claim 6, wherein: the positioning device comprises a positioning nail, a positioning plate and a positioning plate cushion block, wherein the positioning plate cushion block is fixed on the working panel, the positioning plate is provided with a rectangular groove, the positioning nail is a square, the width of the rectangular groove is matched with that of the positioning nail, the length of the rectangular groove is larger than that of the positioning nail, the positioning nail penetrates through the rectangular groove to be connected with the positioning plate cushion block, the positioning plate is movably matched with the positioning nail, and the positioning plate cushion block are fixed through bolts.
8. The escalator chain pin shaft rivet head die as claimed in claim 7, wherein: the side surface of the positioning plate is provided with a V-shaped inclined surface, and the position of the V-shaped inclined surface corresponds to the position of the second molded surface.
9. The escalator chain pin shaft rivet head die as claimed in claim 7, wherein: the clamping device comprises a guide supporting plate, a sliding block and a clamping plate, the guide supporting plate is fixed on the working panel, a guide hole is formed in the guide supporting plate and used for horizontally guiding the sliding block, and the clamping plate is fixed at the tail end of the sliding block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920302241.XU CN210547823U (en) | 2019-03-11 | 2019-03-11 | Escalator chain pin shaft riveting head die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920302241.XU CN210547823U (en) | 2019-03-11 | 2019-03-11 | Escalator chain pin shaft riveting head die |
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| Publication Number | Publication Date |
|---|---|
| CN210547823U true CN210547823U (en) | 2020-05-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920302241.XU Active CN210547823U (en) | 2019-03-11 | 2019-03-11 | Escalator chain pin shaft riveting head die |
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| CN (1) | CN210547823U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109807283A (en) * | 2019-03-11 | 2019-05-28 | 杭州自强链传动有限公司 | A kind of escalator chain pin shaft snap mold |
-
2019
- 2019-03-11 CN CN201920302241.XU patent/CN210547823U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109807283A (en) * | 2019-03-11 | 2019-05-28 | 杭州自强链传动有限公司 | A kind of escalator chain pin shaft snap mold |
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