CN211331000U

CN211331000U - Novel guide sleeve based on high-precision edge rolling technology

Info

Publication number: CN211331000U
Application number: CN201922151747.8U
Authority: CN
Inventors: 王佳良
Original assignee: Zhejiang Chuang Nuo Auto Parts Co Ltd
Current assignee: Zhejiang Chuang Nuo Auto Parts Co Ltd
Priority date: 2019-12-05
Filing date: 2019-12-05
Publication date: 2020-08-25
Anticipated expiration: 2029-12-05

Abstract

The utility model discloses a novel guide pin bushing based on high accuracy edge rolling technique belongs to guide pin bushing technical field, including the guide pin bushing, the high chromium tubular metal of inner wall fixedly connected with of guide pin bushing, and the inside of high chromium tubular metal runs through there is the guide pillar, the rear end fixedly connected with gland of guide pillar, and the inside overlap of rear end of gland be the overlap limit, the surface of guide pin bushing is dug and is dug there is the S-shaped groove, and it has the high chromium tubular metal through being equipped with the high chromium tubular metal, and the inside melt-casting of guide pin bushing has the high chromium tubular metal, and the high wearability of high chromium metal can promote the guide pin bushing inside and the guide pillar between wearability, has solved the inside poor problem of wearability of current.

Description

Novel guide sleeve based on high-precision edge rolling technology

Technical Field

The utility model relates to a guide pin bushing technical field especially relates to a novel guide pin bushing based on high accuracy edge rolling technique.

Background

The guide sleeve is a die accessory which is matched with the guide pillar for use and plays a role in guiding, the die accessory is matched with the guide pillar for use and plays a role in guiding, and the matching clearance is generally very small and is within 0.05 mm; generally, the device is used in a mold or some machines to ensure the accuracy of movement.

1. The novel guide sleeve based on the high-precision edge rolling technology in the prior art has the advantages that the metal surface inside the novel guide sleeve rubs with the guide pillar for a long time, the guide sleeve with a single metal structure can form high friction loss, and the service life of the guide sleeve is shortened.

2. The novel guide pin bushing based on the high-precision edge rolling technology in the prior art has the advantages that the gland at the rear end of the guide pin is thin, and the thin gland is easy to deform during transportation or long-term use, so that the guide motion of the guide pin and the guide pin bushing is influenced.

3. The novel guide pin bushing based on high accuracy edge rolling technique of prior art, the lubrication groove on its guide pin bushing surface generally is the ring groove, and the area that lubricating oil was held back to this kind of groove is less for can't hold back more lubricating oil when the table side of guide pin bushing is lubricated, for this reason, we provide a novel guide pin bushing based on high accuracy edge rolling technique.

SUMMERY OF THE UTILITY MODEL

The utility model provides a novel guide pin bushing based on high accuracy edge rolling technique, it is through being equipped with high chromium tubular metal resonator, it has high chromium tubular metal resonator at the inside casting of guide pin bushing, and the high wearability of high chromium metal can promote the guide pin bushing inside and the guide pillar between wear resistance, the problem that the inside wear resistance of current guide pin bushing is poor has been solved, it is through being equipped with the gland, inwards punching press the gland rear end of guide pillar tail end is the overlap limit, then be the bilayer structure atress during the atress of gland rear end, promote the atress rigidity of gland, the poor problem of the supporting gland resistance to deformation of current guide pin bushing has been solved, it is through being equipped with the S-shaped groove, set up the S-shaped groove that encircles the guide pin bushing at the guide pin bushing outer wall, for the ring channel, more lubricated liquid can be held back to the channel of S-shaped groove undulation.

The utility model provides a specific technical scheme as follows:

the utility model provides a pair of novel guide pin bushing based on high accuracy edge rolling technique, including the guide pin bushing, the high chromium tubular metal resonator of inner wall fixedly connected with of guide pin bushing, and the inside of high chromium tubular metal resonator runs through there is the guide pillar, the rear end fixedly connected with gland of guide pillar, and the inside overlap of rear end of gland is the overlap limit, the surface of guide pin bushing is opened and is chiseled there is the S-shaped groove.

Optionally, an S-shaped rubber rib is sleeved in the S-shaped groove.

Optionally, the notch of the S-shaped groove is turned into an arc chamfer.

Optionally, a zinc coating is electroplated on the outer wall of the guide sleeve.

The utility model has the advantages as follows:

1. the utility model discloses a be equipped with high chromium tubular metal resonator, it has high chromium tubular metal resonator to melt the casting in the guide pin bushing inside, and the high wearability of high chromium metal can promote the guide pin bushing inside and the guide pillar between the wearability, has solved the inside poor problem of wearability of current guide pin bushing.

2. The utility model discloses a be equipped with the gland, be the overlap limit with the inside punching press of gland rear end of guide pillar tail end, then be the bilayer structure atress during the atress of gland rear end, promote the atress rigidity of gland, solved the poor problem of the supporting gland resistance to deformation of current guide pin bushing.

3. The utility model discloses a be equipped with the S-shaped groove, offer out the S-shaped groove around the guide pin bushing at the guide pin bushing outer wall, for the annular groove, more lubricated liquid can be held back to the channel that the S-shaped groove undulated, has solved the poor problem of current guide pin bushing surface' S channel holding back lubricating oil ability.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is the utility model discloses a novel guide pin bushing's overall structure schematic diagram based on high accuracy edge rolling technique.

Fig. 2 is the utility model discloses a novel guide pin bushing's cross-sectional view based on high accuracy edge rolling technique.

Fig. 3 is the utility model discloses a gland cross-sectional view of novel guide pin bushing based on high accuracy edge rolling technique.

In the figure: 1. a guide sleeve; 2. a guide post; 3. a gland; 4. edge folding; 5. an S-shaped groove; 6. s-shaped rubber 5 rubber ribs; 7. a high chromium metal tube; 8. and (4) a zinc coating.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

The following will describe in detail a novel guide sleeve based on high-precision edge rolling technology according to an embodiment of the present invention with reference to fig. 1 to 3.

Referring to fig. 1-3, the embodiment of the utility model provides a novel guide pin bushing based on high accuracy edge rolling technique, including guide pin bushing 1, the high chromium tubular metal resonator 7 of inner wall fixedly connected with of guide pin bushing 1, and the inside of high chromium tubular metal resonator 7 runs through there is guide pillar 2, the rear end fixedly connected with gland 3 of guide pillar 2, and the rear end of gland 3 inwards overlaps for overlap 4, the chisel has S-shaped groove 5 on the surface of guide pin bushing 1.

Illustratively, the rear end of a gland 3 at the tail end of a guide post 2 is inwards stamped to form a flange 4, then the rear end of the gland 3 is stressed in a double-layer structure when stressed, the stress rigidity of the gland 3 is improved, a high-chromium metal pipe 7 is cast inside a guide sleeve 1, the high wear resistance of the high-chromium metal can improve the wear resistance between the inside of the guide sleeve 1 and the guide post 2, an S-shaped groove 5 surrounding the guide sleeve 1 is formed in the outer wall of the guide sleeve 1, and compared with an annular groove, a channel with fluctuated S-shaped groove 5 can retain more lubricating liquid.

Referring to fig. 1, S-shaped rubber ribs 6 are fitted into the S-shaped grooves 5.

Illustratively, there is a gap between the S-shaped rubber ridge 6 and the bottom of the groove in the S-shaped groove 5, and when the S-shaped groove 5 traps the lubricant, the gap between the S-shaped rubber ridge 6 and the bottom of the S-shaped groove 5 can retain the lubricant.

Referring to fig. 1, the notch of the S-shaped groove 5 is turned into an arc-shaped chamfer.

Illustratively, the arc-shaped chamfer notch of the S-shaped groove 5 ensures that notches at two sides of the S-shaped groove 5 are smooth and cannot generate friction damage with an outer wall machine.

Referring to fig. 1, a zinc plating layer 8 is electroplated on the outer wall of the guide sleeve 1.

For example, the outer wall of the guide sleeve 1 is electroplated with a zinc coating 8, so as to prevent the guide sleeve 1 from being corroded by the environment when oil is not provided.

When in manufacturing, the rear end of the gland 3 at the tail end of the guide post 2 is punched inwards to form the folded edge 4, then the rear end of the gland 3 is stressed in a double-layer structure when stressed, the stress rigidity of the gland 3 is improved, the high-chromium metal pipe 7 is cast in the guide sleeve 1, the high wear resistance of the high-chromium metal can improve the wear resistance between the guide sleeve 1 and the guide post 2, the outer wall of the guide sleeve 1 is provided with an S-shaped groove 5 surrounding the guide sleeve 1, compared with the circular groove, the channel of the S-shaped groove 5 can retain more lubricating liquid, electroplating the galvanized layer 8 on the outer wall of the guide sleeve 1 to further prevent the guide sleeve 1 from being corroded by the environment when oil is not provided, and the arc-shaped chamfer notch of the S-shaped groove 5 ensures that notches on two sides of the S-shaped groove 5 are smooth and cannot generate friction damage with an outer wall machine, and a gap is reserved between the S-shaped rubber edge 6 in the channel of the S-shaped groove 5 and the bottom of the groove, and when the S-shaped groove 5 intercepts lubricating oil, the lubricating oil can be reserved in the gap between the S-shaped rubber edge 6 and the bottom of the S-shaped groove 5.

It should be noted that, the utility model relates to a novel guide pin bushing based on high accuracy edge rolling technique, including guide pin bushing 1, guide pillar 2, gland 3, overlap limit 4, S-shaped groove 5, S-shaped rubber 5 rubber arris 6, high chromium metal pipe 7, galvanizing coat 8, part and forage are general standard or the part and the material that technical staff in the field knows, and its structure and principle all are that this technical staff all can learn through the technical manual or learn through conventional experimental method.

It is apparent that those skilled in the art can make various changes and modifications to the embodiments of the present invention without departing from the spirit and scope of the embodiments of the present invention. Thus, if such modifications and variations of the embodiments of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. The utility model provides a novel guide pin bushing based on high accuracy edge rolling technique, includes guide pin bushing (1), its characterized in that: the inner wall of the guide sleeve (1) is fixedly connected with a high-chromium metal pipe (7), a guide pillar (2) penetrates through the high-chromium metal pipe (7), the rear end of the guide pillar (2) is fixedly connected with a gland (3), the rear end of the gland (3) is inwards overlapped to form a flange (4), and an S-shaped groove (5) is formed in the surface of the guide sleeve (1).

2. The novel guide sleeve based on the high-precision rounding technology is characterized in that: and an S-shaped rubber edge (6) is sleeved in the S-shaped groove (5).

3. The novel guide sleeve based on the high-precision rounding technology is characterized in that: the notch of the S-shaped groove (5) is turned into an arc chamfer.

4. The novel guide sleeve based on the high-precision rounding technology is characterized in that: the outer wall of the guide sleeve (1) is electroplated with a zinc coating (8).