CN219972397U - Expanding type positioning device for heat treatment process of mouth ring of needle cylinder of large circular knitting machine - Google Patents
Expanding type positioning device for heat treatment process of mouth ring of needle cylinder of large circular knitting machine Download PDFInfo
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- CN219972397U CN219972397U CN202321019350.3U CN202321019350U CN219972397U CN 219972397 U CN219972397 U CN 219972397U CN 202321019350 U CN202321019350 U CN 202321019350U CN 219972397 U CN219972397 U CN 219972397U
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- strip
- bolt
- arc
- internal diameter
- heat treatment
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 13
- 238000000034 method Methods 0.000 title claims abstract description 12
- 238000009940 knitting Methods 0.000 title claims abstract description 9
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 abstract 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
Abstract
A expansion type positioning device for in big circular knitting machine cylinder mouth circle heat treatment process, there is an upward convex inner race strip at the top edge middle part of tubular type pedestal through lathe processing, the internal diameter face of inner race strip has 6~12 key hole through lathe processing, the external diameter face of inner race strip has 6~12 square caulking grooves through lathe processing, a section arc top layering of embedding in every square caulking groove, round positioning groove has been bored at the internal diameter face middle part of arc top layering, every key hole homoenergetic corresponds screw in a jack bolt, every jack bolt all is from the internal diameter face of inner race strip towards external diameter direction spiral through the key hole, the round positioning groove of arc top layering internal diameter face can be pushed by the front end top of jack bolt, the arc top layering can realize the purpose that outwards radial direction removed under the top of jack bolt and can finally push up on the internal diameter face of mouth circle. The utility model can effectively avoid the deformation of the mouth ring in the heat treatment process, and has the characteristic of strong practicability.
Description
Technical Field
The utility model belongs to the field of auxiliary processing tools of needle cylinder fittings of a large circular knitting machine, and relates to an expanding type positioning device used in a heat treatment process of a mouth ring of a needle cylinder of the large circular knitting machine.
Background
After the mouth ring applied to the needle cylinder of the large circular knitting machine is subjected to grooving processing, in order to improve the wear resistance of the raw tablet guide grooves in the mouth ring, the hardness of the raw tablet guide grooves needs to be enhanced, and under the condition, the mouth ring needs to be subjected to heat treatment, and at present, the mouth ring can deform in the heat treatment process.
Disclosure of Invention
In order to solve the problems, the utility model provides the expansion type positioning device for the heat treatment process of the mouth ring of the needle cylinder of the large circle machine, which can effectively avoid deformation of the mouth ring in the heat treatment process and has the characteristic of strong practicability.
In order to achieve the above purpose, the utility model adopts the following specific technical measures: the expansion type positioning device for the heat treatment process of the mouth ring of the needle cylinder of the large circular knitting machine consists of a circular tube type seat body, a jacking bolt and an arc-shaped jacking strip and is characterized in that,
the circular tube type seat body is hollow, and the top surface and the bottom surface of the circular tube type seat body are all open;
an upward protruding inner ferrule strip is machined in the middle of the top edge of the circular tube type seat body through a lathe;
6-12 bolt holes are drilled on the inner diameter surface of the inner ferrule strip through a lathe, 6-12 square caulking grooves are machined on the outer diameter surface of the inner ferrule strip through the lathe, the number of the bolt holes is the same as that of the square caulking grooves, the bolt holes correspond to the square caulking grooves one by one, and each bolt hole penetrates through the square caulking grooves from the inner diameter surface to the outer diameter direction of the inner ferrule strip;
each square caulking groove is embedded with a section of arc-shaped top pressing strip, and a circular positioning groove is drilled in the middle of the inner diameter surface of the arc-shaped top pressing strip;
each bolt hole can be correspondingly screwed into one jacking bolt, each jacking bolt penetrates through the bolt hole in a rotating mode from the inner diameter face of the inner ferrule strip to the outer diameter direction, the circular positioning groove of the inner diameter face of the arc-shaped jacking strip can be jacked by the front end head of the jacking bolt, and the arc-shaped jacking strip can move to the outer diameter direction under the jacking pressure of the jacking bolt.
The utility model has the beneficial effects that the deformation of the mouth ring in the heat treatment process can be effectively avoided, and the utility model has the characteristic of strong practicability.
The utility model will be further described with reference to the drawings and examples.
Drawings
FIG. 1 is a top perspective view of the integral composite link structure of the present utility model;
FIG. 2 is a cross-sectional view taken along the direction A-A in FIG. 1;
fig. 3 is a top perspective view of the combined structure of the utility model and the spout ring.
In the figure: 1-circular tube type seat body, 11-inner ferrule strip, 2-jacking bolt, 3-arc-shaped jacking strip and B-mouth ring.
Description of the embodiments
As shown in fig. 1 and 2, the expansion type positioning device used in the heat treatment process of the mouth ring of the needle cylinder of the large circular knitting machine consists of a circular tube type seat body 1, a jacking bolt 2 and an arc-shaped jacking strip 3, and is characterized in that,
the circular tube type seat body 1 is hollow, and the top surface and the bottom surface of the circular tube type seat body 1 are all open;
the middle part of the top edge of the circular tube type seat body 1 is provided with an upward protruding inner ring strip 11, as shown in figure 3, a mouth ring B can be sleeved on the periphery of the inner ring strip 11 from top to bottom;
the inner diameter surface of the inner ferrule strip 11 is drilled with 8 bolt holes, the outer diameter surface of the inner ferrule strip 11 is processed with 8 square caulking grooves, the bolt holes are in one-to-one correspondence with the square caulking grooves, and each bolt hole penetrates through the square caulking grooves from the inner diameter surface to the outer diameter direction of the inner ferrule strip 11;
each square caulking groove is embedded with a section of arc-shaped top pressing strip 3, and a circular positioning groove is drilled in the middle of the inner diameter surface of the arc-shaped top pressing strip 3;
each bolt hole can be correspondingly screwed into one jacking bolt 2, each jacking bolt 2 is screwed through the bolt hole from the inner diameter surface of the inner ferrule strip 11 to the outer diameter direction, the round positioning groove of the inner diameter surface of the arc-shaped jacking strip 3 can be jacked by the front end head of the jacking bolt 2, the arc-shaped jacking strip 3 can realize the aim of moving towards the outer diameter direction under the jacking pressure of the jacking bolt 2, and can finally be jacked on the inner diameter surface of the mouth ring B.
As shown in fig. 3, the mouth ring B realizes the purpose of expanding and positioning under the action of the jacking bolt 2 and the arc-shaped jacking strip 3.
Claims (1)
1. The expansion type positioning device for the heat treatment process of the mouth ring of the needle cylinder of the large circular knitting machine consists of a circular tube type seat body (1), a jacking bolt (2) and an arc-shaped jacking strip (3) and is characterized in that,
the circular tube type seat body (1) is hollow, and the top surface and the bottom surface of the circular tube type seat body (1) are all open;
an upward protruding inner ferrule strip (11) is processed in the middle of the top edge of the circular tube type seat body (1);
6-12 bolt holes are drilled in the inner diameter surface of the inner ferrule strip (11), 6-12 square caulking grooves are processed in the outer diameter surface of the inner ferrule strip (11), the number of the bolt holes is the same as that of the square caulking grooves, the bolt holes correspond to the square caulking grooves one by one, and each bolt hole penetrates through the square caulking grooves from the inner diameter surface to the outer diameter direction of the inner ferrule strip (11);
each square caulking groove is embedded with a section of arc-shaped top pressing strip (3), and a circular positioning groove is drilled in the middle of the inner diameter surface of the arc-shaped top pressing strip (3);
every keyhole all can correspond screw in one jack-in bolt (2), and every jack-in bolt (2) all is followed the internal diameter of inner race strip (11) and is worn the keyhole towards external diameter direction soon, and circular positioning groove of arc roof layering (3) internal diameter face can be by the front end head roof pressure of jack-in bolt (2), and arc roof layering (3) can be to outside diameter direction removal under the roof pressure of jack-in bolt (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321019350.3U CN219972397U (en) | 2023-05-02 | 2023-05-02 | Expanding type positioning device for heat treatment process of mouth ring of needle cylinder of large circular knitting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321019350.3U CN219972397U (en) | 2023-05-02 | 2023-05-02 | Expanding type positioning device for heat treatment process of mouth ring of needle cylinder of large circular knitting machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219972397U true CN219972397U (en) | 2023-11-07 |
Family
ID=88596487
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321019350.3U Active CN219972397U (en) | 2023-05-02 | 2023-05-02 | Expanding type positioning device for heat treatment process of mouth ring of needle cylinder of large circular knitting machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219972397U (en) |
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2023
- 2023-05-02 CN CN202321019350.3U patent/CN219972397U/en active Active
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