CN211304977U - Differential feed mechanism - Google Patents
Differential feed mechanism Download PDFInfo
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- CN211304977U CN211304977U CN201922087579.0U CN201922087579U CN211304977U CN 211304977 U CN211304977 U CN 211304977U CN 201922087579 U CN201922087579 U CN 201922087579U CN 211304977 U CN211304977 U CN 211304977U
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- cutter
- gear
- disc
- feeding
- cutter head
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Abstract
The utility model relates to a differential feed mechanism, include: the cutter comprises a cutter gear and a cutter feeding disc, wherein the cutter gear is provided with a plurality of sliding blocks, one end of each sliding block, which is close to the inner circle direction of the cutter, is provided with a cutter element, and one side of the cutter gear is provided with a meshed gear driving part; a cutter feeding disc driving part meshed with the cutter feeding disc is arranged on one side of the cutter feeding disc, the cutter feeding disc is arranged at the bottom end of the cutter disc gear, and a plurality of cutter feeding arc-shaped tracks are arranged on the cutter feeding disc; the cutting of the pipe with the uniform pipe diameter is realized by controlling the gear servo driving motor and the differential feed servo motor to keep the same rotating speed, and the rotating speed of the gear servo driving motor of the differential feed servo motor is changed to cause the difference of the rotating speed of the gear servo driving motor of the differential feed servo motor, so that the sliding block on the feed disc drives the cutter piece to follow the feed arc-shaped track.
Description
Technical Field
The utility model relates to a feed mechanism especially relates to a differential feed mechanism.
Background
The utility model discloses a pipe material, including the pipe material, the pipe material is cut into isometric every section, the pipe material is cut into the pipe material of setting for the convenience of transportation and installation use, but the pipe material cutting machine that has now no matter plastic pipe cutting machine or iron pipe cutting machine degree of automation is low, can only cut the pipe material of the diameter that sets for mostly, can not adjust the position of cutting machine cutter according to the pipe diameter, the enterprise that causes the production pipe material need use different cutting machines as the pipe material that need cut different pipe diameters, the very big inconvenience that brings for enterprise's production.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects, the utility model provides a differential feed mechanism.
The utility model provides a technical scheme that its technical problem adopted is: a differential feed mechanism comprising:
the cutter head gear is provided with a hollow cutter head inner circle, a plurality of sliding blocks are arranged on the cutter head gear, one end of each sliding block, which is close to the cutter head inner circle direction, is provided with a cutter piece, each cutter piece faces the cutter head inner circle center direction, and one side of the cutter head gear is provided with a meshed gear driving part;
the cutter feeding device comprises a cutter feeding disc, wherein a cutter feeding disc driving part meshed with the cutter feeding disc is arranged on one side of the cutter feeding disc, the cutter feeding disc is arranged at the bottom end of a cutter disc gear, a hollow cutter feeding inner circle is arranged on the cutter feeding disc, the circle centers of the cutter feeding inner circle and the cutter disc inner circle are coaxially arranged, a plurality of cutter feeding arc-shaped tracks are arranged on the cutter feeding disc, the number of the cutter feeding arc-shaped tracks is matched with that of cutting pieces, a cutter feeding bearing is arranged in each cutter feeding arc-shaped track, a pin shaft is arranged in each cutter feeding bearing, and the pin shaft is connected with;
when the gear driving part and the cutter feeding disc driving part rotate synchronously, the sliding block and the cutter piece arranged on the sliding block are not moved; when the gear driving part and the cutter feeding disc driving part have a rotation speed difference, the sliding block and the cutter piece arranged on the sliding block move along the cutter feeding arc-shaped track.
In a preferred embodiment of the present invention, the cutter gear and the cutter head are circular, and the size of the cutter gear and the size of the cutter head are equal, the circle and the cutter gear are concentric with each other in the cutter head, the circle and the center of the circle are concentric with each other in the cutter head and the cutter head, and the cutter head is vertically stacked and arranged at the bottom end of the cutter gear.
In a preferred embodiment of the present invention, the gear driving portion includes a gear servo driving motor, a servo motor gear, a first idle gear and an idle shaft, the gear servo driving motor is connected to the first idle gear through the servo motor gear, the first idle gear is further engaged with the cutter head gear, and the idle shaft is disposed in the first idle gear.
In a preferred embodiment of the present invention, the feed disc driving portion includes a differential feed servo motor, a feed servo motor gear, and a second idle gear, the differential feed servo motor is connected to the second idle gear through the feed servo motor gear, the second idle gear is connected to the feed disc through a feed disc support bearing, and another end of the idle shaft is sleeved in the second idle gear.
In a preferred embodiment of the present invention, the cutting member includes a cutting blade and other blades.
In a preferred embodiment of the utility model, the slide block is arranged on the cutter head gear through the slide block pressing strip,
in a preferred embodiment of the present invention, the feeding arc-shaped track is arcuate, and the plurality of feeding arc-shaped tracks are uniformly distributed along the feeding disc.
In a preferred embodiment of the present invention, the cutter wheel gear bottom is supported by the cutter wheel supporting portion, the cutter wheel supporting portion includes a connecting shaft disposed at the cutter wheel gear bottom, the connecting shaft is connected to a cutter wheel connecting shaft flange, and the cutter wheel connecting shaft flange is connected to a cutter wheel gear supporting bearing.
The utility model has the advantages that: the cutting of the pipes with uniform pipe diameters is realized by controlling the gear servo driving motor and the differential feed servo motor to keep the same rotating speed; when the differential feed servo motor changes the rotating speed, the feed disc and the disc gear form a rotating speed difference, and the advancing and retreating functions of the sliding block and the cutter piece are realized under the action of the feed arc track so as to adapt to the cutting of pipes with different pipe diameters; enterprises can cut pipes with different pipe diameters only by using the differential feed mechanism, so that the multiple purposes of one machine are realized, and the production cost of the enterprises is reduced.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a sectional view taken along line J-J of FIG. 1;
FIG. 3 is a cross-sectional view taken along line I-I of FIG. 1;
fig. 4 is a schematic side view of the present invention;
fig. 5 is a sectional view taken along line L-L in fig. 4.
Detailed Description
The following detailed description of the preferred embodiments of the present invention will be provided in conjunction with the accompanying drawings, so as to enable those skilled in the art to more easily understand the advantages and features of the present invention, and thereby define the scope of the invention more clearly and clearly.
As shown in fig. 1 to 5, a differential feed mechanism includes:
the cutting device comprises a cutter disc gear 6, wherein a hollow cutter disc inner circle 601 is arranged on the cutter disc gear 6, a pipe to be cut off is placed in the cutter disc inner circle, a plurality of sliding blocks 2 are arranged on the cutter disc gear 6, a cutting tool 1 is arranged at one end of each sliding block 2 close to the direction of the cutter disc inner circle, the cutting tool 1 faces the direction of the circle center of the cutter disc inner circle 601, and a meshed gear driving part is arranged at one side of the cutter disc gear 6;
a cutter feeding disc 5, wherein a cutter feeding disc driving part meshed with the cutter feeding disc 5 is arranged on one side of the cutter feeding disc 5, the cutter feeding disc 5 is arranged at the bottom end of a disc gear 6, a hollow cutter feeding inner circle 501 is arranged on the cutter feeding disc 5, the circle centers of the cutter feeding inner circle 501 and the cutter feeding inner circle 601 are coaxially arranged, a plurality of cutter feeding arc-shaped tracks 18 are arranged on the cutter feeding disc 5, the number of the cutter feeding arc-shaped tracks 18 is matched with the number of cutting pieces, a cutter feeding bearing 14 is arranged in each cutter feeding arc-shaped track 18, a pin shaft 4 is arranged in each cutter feeding bearing 14, and the pin shaft 4 is connected with the other end of a sliding block 2;
when the rotation speeds of the gear driving part and the cutter feeding disc driving part are synchronous, the slide block 2 and the cutter element 1 arranged on the slide block are kept stationary; when the gear driving part and the cutter feeding disc driving part have a rotation speed difference, the sliding block and the cutter piece arranged on the sliding block move along the cutter feeding arc-shaped track, when the pipe with the same pipe diameter is cut, the rotation speeds of the gear driving part and the cutter feeding disc driving part are synchronous, and the cutter piece is always kept at the same position, so that the pipe with the same pipe diameter is cut; when pipes with different pipe diameters need to be cut, the rotating speed of the cutter feeding disc driving part is adjusted to be different from that of the gear driving part to form a rotating speed difference, and then the sliding block and the cutter piece arranged on the sliding block move along the cutter feeding arc-shaped track, so that the cutter piece can be used for cutting the pipes with different pipe diameters.
As shown in fig. 1 and fig. 5, as a preferred embodiment, the cutter gear 6 and the cutter head 5 are both circular, and the size of the cutter gear 6 is equal to that of the cutter head 5, the circle 601 in the cutter head and the cutter gear 6 are concentrically arranged, the circle 501 in the cutter head 5 and the cutter head is concentrically arranged, and the cutter head 5 is vertically stacked and arranged at the bottom end of the cutter gear 6.
As shown in fig. 2, in the present application, the gear driving portion includes a gear servo driving motor 8, a servo motor gear 9, a first idle gear 1101, and an idle shaft 12, the gear servo driving motor 8 is connected to the first idle gear 1101 through the servo motor gear 9, the first idle gear 1101 is further engaged with the cutter gear 6, and the idle shaft 12 is disposed in the first idle gear 1101.
As shown in fig. 2, the cutter feeding disc driving portion includes a differential feed servo motor 19, a feed servo motor gear 10 and a second idle gear 1102, the differential feed servo motor 9 is connected to the second idle gear 1102 through the feed servo motor gear 10, the second idle gear 1102 is connected to the cutter feeding disc 5 through a cutter feeding disc support bearing 13, another end of the idle gear shaft 12 is sleeved in the second idle gear 1102, specifically, the idle gear shaft 12 is sleeved in the second idle gear through a bearing, and the gear servo drive motor 8 and the differential feed servo motor 9 are respectively disposed at two ends of the support 7.
The gear servo driving motor is started, the servo motor gear 9 is linked, and the first idle gear 1101 is further linked, so that the cutter gear 6 is linked, the rotation of the cutter gear is realized, and the rotary cutting of the cutting piece on the pipe is realized. The bottom end of the cutter gear 6 is supported by a cutter supporting part, the cutter supporting part comprises a connecting shaft 17 arranged at the bottom end of the cutter gear 6, the connecting shaft 17 is connected with a cutter connecting shaft flange 16, the cutter connecting shaft flange 16 is connected with a cutter gear supporting bearing 15, and the effect of supporting the cutter gear is achieved through the cutter supporting part.
The differential feed servo motor 19 is started to link the feed servo motor gear 10 and further to link the second idle gear 1102, so that the feed disc support bearing 13 is linked, and finally the feed disc 5 is linked to rotate. The cutter feeding disc 5 is linked with the cutter feeding bearing 14 through the cutter feeding arc-shaped track 18 so as to be linked with the pin shaft 4, and further the pin shaft 4 is linked with the slide block 2 and the cutter element 1 on the slide block.
When the gear servo driving motor 8 and the differential feed servo motor 19 are started simultaneously, the rotating speeds are the same. The cutter head gear 6 and the cutter head 5 rotate synchronously, so that the slide block 2 and the cutter element are kept stationary at corresponding positions, and the equal-pipe-diameter pipes are cut; when the differential feed servo motor 19 changes the rotating speed, the feed disc 5 and the disc gear 6 form a rotating speed difference, and the advancing and retreating functions of the slide block 2 and the cutter piece 1 are realized under the action of the feed arc-shaped track 18, so that the differential feed servo motor is suitable for cutting pipes with different pipe diameters.
As shown in fig. 1, the cutter member 1 in the present application includes a cutting tool and other tools. The slide block 2 is arranged on the cutter head gear 5 through a slide block pressing strip 3; the feed arc-shaped track 18 is arc-shaped, and a plurality of feed arc-shaped tracks 18 are uniformly distributed along the feed disc.
The cutting of the pipe with the uniform pipe diameter is realized by controlling the gear servo driving motor and the differential feed servo motor to keep the same rotating speed, and the rotating speed of the gear servo driving motor of the differential feed servo motor is changed to cause the difference of the rotating speed of the gear servo driving motor of the differential feed servo motor, so that the sliding block on the feed disc drives the cutter piece to follow the feed arc-shaped track.
It is to be emphasized that: the above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.
Claims (8)
1. A differential feed mechanism, comprising:
the cutter head gear is provided with a hollow cutter head inner circle, a plurality of sliding blocks are arranged on the cutter head gear, one end of each sliding block, which is close to the cutter head inner circle direction, is provided with a cutter piece, each cutter piece faces the cutter head inner circle center direction, and one side of the cutter head gear is provided with a meshed gear driving part;
the cutter feeding device comprises a cutter feeding disc, wherein a cutter feeding disc driving part meshed with the cutter feeding disc is arranged on one side of the cutter feeding disc, the cutter feeding disc is arranged at the bottom end of a cutter disc gear, a hollow cutter feeding inner circle is arranged on the cutter feeding disc, the circle centers of the cutter feeding inner circle and the cutter disc inner circle are coaxially arranged, a plurality of cutter feeding arc-shaped tracks are arranged on the cutter feeding disc, the number of the cutter feeding arc-shaped tracks is matched with that of cutting pieces, a cutter feeding bearing is arranged in each cutter feeding arc-shaped track, a pin shaft is arranged in each cutter feeding bearing, and the pin shaft is connected with;
when the gear driving part and the cutter feeding disc driving part rotate synchronously, the sliding block and the cutter piece arranged on the sliding block are not moved; when the gear driving part and the cutter feeding disc driving part have a rotation speed difference, the sliding block and the cutter piece arranged on the sliding block move along the cutter feeding arc-shaped track.
2. The differential feed mechanism of claim 1 wherein the cutter gear and the cutter head are both circular and have the same size as the cutter head, the inner circle of the cutter head is concentric with the cutter gear, the inner circle of the cutter head is concentric with the cutter head gear, the cutter head and the inner circle of the cutter head are concentric, and the cutter head is vertically stacked and arranged at the bottom end of the cutter head gear.
3. The differential feed mechanism of claim 1 wherein the gear drive comprises a gear servo drive motor, a servo motor gear, a first idler gear, and an idler shaft, the gear servo drive motor is coupled to the first idler gear via the servo motor gear, the first idler gear is further engaged with the cutter head gear, and the idler shaft is disposed within the first idler gear.
4. The differential feed mechanism of claim 3, wherein the feed disc driving portion comprises a differential feed servomotor, a feed servomotor gear and a second idler gear, the differential feed servomotor is connected with the second idler gear through the feed servomotor gear, the second idler gear is connected with the feed disc through a feed disc support bearing, and the other end of the idler shaft is sleeved in the second idler gear.
5. The differential feed mechanism of claim 1 wherein the cutter element comprises a cutoff cutter.
6. The differential feed mechanism of claim 1 wherein the slide is disposed on the cutter head gear via a slide bead.
7. The differential feed mechanism of claim 1 wherein the arcuate feed path is arcuate and a plurality of arcuate feed paths are evenly distributed along the feed disc.
8. A differential feed mechanism as claimed in any one of claims 1 to 7 wherein the bottom end of the cutter gear is supported by a cutter support portion, the cutter support portion including a connecting shaft disposed at the bottom end of the cutter gear, the connecting shaft being connected to a cutter connecting shaft flange, the cutter connecting shaft flange being connected to a cutter gear support bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922087579.0U CN211304977U (en) | 2019-11-27 | 2019-11-27 | Differential feed mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922087579.0U CN211304977U (en) | 2019-11-27 | 2019-11-27 | Differential feed mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211304977U true CN211304977U (en) | 2020-08-21 |
Family
ID=72061732
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922087579.0U Expired - Fee Related CN211304977U (en) | 2019-11-27 | 2019-11-27 | Differential feed mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211304977U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113580243A (en) * | 2021-07-12 | 2021-11-02 | 芜湖富田电子科技有限公司 | Cutting packing apparatus of plastic tubing for extrusion molding machine |
| CN117381049A (en) * | 2023-11-29 | 2024-01-12 | 成都成飞航空产业发展有限责任公司 | Aviation pipe cyclone cutting device and cutting method thereof |
-
2019
- 2019-11-27 CN CN201922087579.0U patent/CN211304977U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113580243A (en) * | 2021-07-12 | 2021-11-02 | 芜湖富田电子科技有限公司 | Cutting packing apparatus of plastic tubing for extrusion molding machine |
| CN117381049A (en) * | 2023-11-29 | 2024-01-12 | 成都成飞航空产业发展有限责任公司 | Aviation pipe cyclone cutting device and cutting method thereof |
| CN117381049B (en) * | 2023-11-29 | 2024-07-19 | 成都成飞航空产业发展有限责任公司 | Aviation pipe cyclone cutting device and cutting method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200821 Termination date: 20211127 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |