CN216150791U - Mechanism for punching arc-shaped groove on sleeve port - Google Patents
Mechanism for punching arc-shaped groove on sleeve port Download PDFInfo
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- CN216150791U CN216150791U CN202121947965.3U CN202121947965U CN216150791U CN 216150791 U CN216150791 U CN 216150791U CN 202121947965 U CN202121947965 U CN 202121947965U CN 216150791 U CN216150791 U CN 216150791U
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Abstract
The utility model discloses a sleeve port arc-shaped groove punching mechanism, which comprises a stripper plate, a female die, an upper die base, a male die positioning plate, a male die, a guide rod guide sleeve assembly and a rotary dowel pin assembly, wherein the stripper plate is fixed on a punch press, the upper die base is arranged on a main shaft of the punch press, the male die positioning plate, the male die, the guide rod guide sleeve assembly and the rotary dowel pin assembly are arranged on the female die, a cross-shaped semicircular groove is formed in the upper end of the female die, a blanking hole is formed in the center of the cross-shaped semicircular groove, arc-shaped excess materials punched and cut by the male die are punched and cut, the guide rod guide sleeve assembly is arranged at four corners of the upper die base, the male die is fixedly connected in the middle of the lower end of the upper die, the male die positioning plate is fixedly connected at the lower part of a guide rod, a limiting hole is formed in the middle of the male die positioning plate, the rotary dowel pin assembly comprises a rotary bracket, a rotary shaft, a sleeve pin and a rotary handle, the sleeve port arc-shaped groove punching mechanism is used for punching processing a sleeve, so that the sleeve can be quickly mounted and dismounted, the positioning is accurate, the mass production and processing are facilitated, the punching precision is high, the speed is high, and the productivity is improved.
Description
Technical Field
The utility model relates to the technical field of machining equipment, in particular to a mechanism for punching an arc-shaped groove on a sleeve port.
Background
The arc wall needs to be seted up at the front end mouth to a current sleeve blank for connect the axle core pipe of bicycle front handle, the processing mode that current sleeve took is milling process becomes the arc wall, perhaps adopts the emery wheel to polish and form the arc wall, however these two kinds of processing modes are consuming time longer, the processing technology means is more complicated, especially emery wheel polish position accuracy control is not good, and under the batch production operation requirement, high-efficient processing production is especially important, need a kind of processing equipment of special design for this reason, in order to improve the efficiency of going out the arc wall to this sleeve end mouth processing, and arc wall structure precision is better.
SUMMERY OF THE UTILITY MODEL
The purpose of the utility model is as follows: in view of the technical requirements in the background art, the sleeve port arc-shaped groove punching mechanism is designed, the sleeve is subjected to arc-shaped groove punching processing in a punching mode, the sleeve is positioned and disassembled by utilizing the rotary sleeve pin assembly, so that the sleeve is quickly assembled and disassembled, the positioning is accurate, the large-batch production processing is facilitated, the punching precision is high, the speed is high, the productivity is improved, and the structure is simple and practical.
The technical scheme adopted for solving the problems is as follows:
a mechanism for punching arc-shaped groove on the end opening of sleeve barrel is composed of a stripper fixed to punch, a female die, an upper die holder on the mainshaft of punch, a locating plate of male die, a guide rod-guide sleeve module, and a rotary sleeve pin module for locating sleeve barrel,
the stripper plate is fixedly connected with the female die, the upper end of the female die is provided with a cross-shaped semicircular groove and a sleeve for positioning the punching groove requirements of different diameters in the transverse and longitudinal directions, the center of the cross-shaped semicircular groove is provided with a blanking hole for punching and blanking the arc-shaped excess material cut off by the male die,
guide rod guide sleeve assemblies are arranged at four corners of the upper die base, a male die is fixedly connected to the middle of the lower end of the upper die base, a male die positioning plate is fixedly connected to the lower portion of the guide rod, a limiting hole is formed in the middle of the male die positioning plate and limits the punching direction of the male die, a cross-shaped semicircular groove is formed in the lower end face of the male die positioning plate and matched with the semicircular groove in the upper end face of the female die to form a whole circle so as to limit a sleeve to be punched,
rotatory dowel subassembly is just to cross semicircular groove arrangement, including runing rest, rotation axis, cover pin and rotatory handle, runing rest passes through the rotation axis cooperation with the cover pin, and cover pin afterbody lateral wall links firmly rotatory handle, and the cover pin head sets up location portion for cup joint sleeve location, location portion front end is provided with the arc recess for the supporting sleeve inner wall does not take place deformation when die-cut.
Further, the initial position of the lower end of the male die is higher than the position of the lower end face of the male die positioning plate.
Further, the location portion lateral wall still is provided with presses the subassembly, press the subassembly including pressing handle, pressing support and rubber press head, the rubber press head links firmly with pressing the support, press the handle and press the steerable rubber press head by the thumb and rise and fall.
Furthermore, a discharging slide rail is arranged below the discharging plate, and a waste material box is further arranged below the discharging slide rail.
Furthermore, the circle center of the circle where the arc-shaped groove is located coincides with the axis of the blanking hole, and the diameter of the circle where the arc-shaped groove is located is slightly larger than that of the blanking hole.
The utility model has the beneficial effects that:
this cover barrel port dashes arc groove mechanism adopts die-cut mode to implement die-cut arc groove processing to the sleeve, utilizes rotatory cotter pin subassembly position sleeve and unloads the sleeve for the sleeve installation is dismantled swiftly, and the location is accurate, is favorable to mass production processing, and die-cut precision is high, and is fast, improves the productivity, and simple structure is practical.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below.
FIG. 1 is a schematic structural diagram of a mechanism for punching an arc-shaped groove at a sleeve port according to the present embodiment;
FIG. 2 is an enlarged view of a portion of FIG. 1 at A;
FIG. 3 is a schematic structural view illustrating an initial state of the rotary dowel assembly according to the present embodiment;
FIG. 4 is a schematic top view of the female mold of this embodiment in cooperation with a rotating dowel assembly;
FIG. 5 is a schematic view of the sleeve of this embodiment after die cutting;
FIG. 6 is a schematic perspective view of the female mold of this embodiment;
the automatic blanking device comprises a discharging slide rail 1, a discharging hole 2, a female die 3, a guide rod 4, a male die positioning plate 5, a male die 6, a main shaft 7, an upper die base 8, a sleeve 9, a pressing handle 10, a rotary support 11, a waste box 12, a rubber pressing head 13, a rotary handle 14, a rotary shaft 15, a sleeve pin tail 16, a blanking hole 17, a semicircular groove 18, a semicircular groove 19, a longitudinal semicircular groove 20, a positioning part 21 and an arc-shaped groove 21.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
Referring to fig. 1 and 2, the present embodiment provides a sleeve port arc-groove punching mechanism, which includes a discharging plate (not shown in the drawings) fixed on a punch press, a female die 3, an upper die holder 8 disposed on a main shaft 7 of the punch press, a male die positioning plate 5, a male die 6, a guide rod 4, a guide sleeve assembly, and a rotary sleeve pin assembly disposed outside the female die 3 for positioning a sleeve 9.
Specifically speaking, the stripper links firmly with die 3, and criss-cross semicircular groove has been seted up to die 3 upper end for the sleeve 9 of the die-cut demand of the different diameters of horizontal and vertical two directions of location, blanking hole 17 has been seted up at criss-cross semicircular groove center, the die-cut unloading of the arc clout that cuts off with terrace die 6.
The die cutting machine is characterized in that guide rod guide sleeve assemblies are arranged at four corners of the upper die base 8, a male die 6 is fixedly connected to the middle of the lower end of the upper die base, a male die positioning plate 5 is fixedly connected to the lower portion of the guide rod 4, a limiting hole is formed in the middle of the male die positioning plate 5, the limiting hole limits the die cutting direction of the male die 6, a cross-shaped semicircular groove is formed in the lower end face of the male die positioning plate 5, the semicircular groove matched with the upper end face of the female die 3 forms a complete circle, and the sleeve 9 to be die-cut is limited.
Referring to fig. 3 and 4, the rotary dowel pin assembly is arranged just opposite to the cross-shaped semicircular groove and comprises a rotary support 11, a rotary shaft 15, a dowel pin and a rotary handle 14, the rotary support 11 is matched with the dowel pin through the rotary shaft 15, the outer side wall of the tail part 16 of the dowel pin is fixedly connected with the rotary handle 14, the head part of the dowel pin is provided with a positioning part 20 for positioning the sleeve 9 in a sleeved mode, and the front end of the positioning part 20 is provided with an arc-shaped groove 21 for preventing the inner wall of the sleeve 9 from deforming during punching.
In a further embodiment, the initial position of the lower end of the male die 6 is higher than the position of the lower end surface of the male die positioning plate 5.
In a further embodiment, a pressing assembly is further arranged on the outer side wall of the positioning portion 20, the pressing assembly includes a pressing handle 10, a pressing support and a rubber pressing head 13, the rubber pressing head 13 is fixedly connected with the pressing support, and the pressing handle 10 is pressed by a thumb to control the rising and falling of the rubber pressing head 13.
In a further embodiment, a discharging slide rail 1 is arranged below the discharging plate, and a waste material box 12 is further arranged below the discharging slide rail 1.
In a further embodiment, the center of the circle of the arc-shaped groove 21 coincides with the axis of the blanking hole 17, and the diameter of the circle of the arc-shaped groove 21 is slightly larger than the diameter of the blanking hole 17.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes, modifications, substitutions and alterations can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art, the scope of the present invention being defined by the appended claims and their equivalents.
Claims (5)
1. The utility model provides a cover barrel port dashes arc groove mechanism, includes stripper, the die of fixing on the punch press, sets up upper die base, terrace die locating plate, terrace die on the punch press main shaft to and guide arm guide pin bushing subassembly, its characterized in that: also comprises a rotary dowel pin assembly which is arranged outside the female die and used for positioning the sleeve,
the stripper plate is fixedly connected with the female die, the upper end of the female die is provided with a cross-shaped semicircular groove to position sleeves required by punching grooves with different diameters in the transverse and longitudinal directions, the center of the cross-shaped semicircular groove is provided with a blanking hole to punch and blank the arc-shaped excess material cut off by the male die,
guide rod guide sleeve assemblies are arranged at four corners of the upper die base, a male die is fixedly connected to the middle of the lower end of the upper die base, a male die positioning plate is fixedly connected to the lower portion of the guide rod, a limiting hole is formed in the middle of the male die positioning plate and limits the punching direction of the male die, a cross-shaped semicircular groove is formed in the lower end face of the male die positioning plate and matched with the semicircular groove in the upper end face of the female die to form a whole circle so as to limit a sleeve to be punched,
the rotary sleeve pin assembly is arranged right opposite to the cross semicircular groove and comprises a rotary support, a rotary shaft, a sleeve pin and a rotary handle, the rotary support is matched with the sleeve pin through the rotary shaft, the outer side wall of the tail portion of the sleeve pin is fixedly connected with the rotary handle, the head portion of the sleeve pin is provided with a positioning portion, and the front end of the positioning portion is provided with an arc-shaped groove.
2. The sleeve port arcuate slot punching mechanism of claim 1, wherein: the initial position of the lower end of the male die is higher than the position of the lower end face of the male die positioning plate.
3. The sleeve port arcuate slot punching mechanism of claim 1, wherein: the location portion lateral wall still is provided with presses the subassembly, press the subassembly including pressing handle, pressing support and rubber press head, the rubber press head links firmly with pressing the support, press the handle and press steerable rubber press head by the thumb and rise and fall.
4. The sleeve port arcuate slot punching mechanism of claim 1, wherein: the discharging plate is provided with a discharging slide rail below, and a waste material box is arranged below the discharging slide rail.
5. The sleeve port arcuate slot punching mechanism of claim 1, wherein: the circle center of the circle where the arc-shaped groove is located coincides with the axis of the blanking hole, and the diameter of the circle where the arc-shaped groove is located is slightly larger than that of the blanking hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121947965.3U CN216150791U (en) | 2021-08-19 | 2021-08-19 | Mechanism for punching arc-shaped groove on sleeve port |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121947965.3U CN216150791U (en) | 2021-08-19 | 2021-08-19 | Mechanism for punching arc-shaped groove on sleeve port |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216150791U true CN216150791U (en) | 2022-04-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121947965.3U Active CN216150791U (en) | 2021-08-19 | 2021-08-19 | Mechanism for punching arc-shaped groove on sleeve port |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216150791U (en) |
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2021
- 2021-08-19 CN CN202121947965.3U patent/CN216150791U/en active Active
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