CN218639009U

CN218639009U - Self-centering type gland device

Info

Publication number: CN218639009U
Application number: CN202222396382.7U
Authority: CN
Inventors: 朱晓军; 戴鹏飞; 耿燕军
Original assignee: Changzhou Tenglong Auto Parts Co ltd
Current assignee: Changzhou Tenglong Auto Parts Co ltd
Priority date: 2022-09-09
Filing date: 2022-09-09
Publication date: 2023-03-17
Anticipated expiration: 2032-09-09

Abstract

The utility model belongs to the technical field of the technological equipment technique and specifically relates to a from centering formula capping device, riser and diaphragm including perpendicular fixed connection of each other, be equipped with the locating piece that is used for casing radial positioning on the riser, fixed mounting has interior guide pillar on the diaphragm, interior guide pillar is equipped with main aspects and tip, outer guide pillar is equipped with macropore and aperture, and passes through macropore slidable mounting is on the main aspects, the tip passes the aperture and fixes on the diaphragm, the lower extreme and the aperture of outer guide pillar are connected and are equipped with the spring installation cavity, the cover is equipped with the spring on the tip, the lower extreme butt diaphragm of spring, the top of its upper end butt spring installation cavity, the macropore realizes the axial stroke spacing through the interval between outer guide pillar and the diaphragm, and the bottom location is accurate, and the assembly precision is high, uses convenient operation, and assembly efficiency is high, and the work piece is difficult for damage, and the whole quality of the device is lighter, convenient transport and remodelling.

Description

Self-centering type gland device

Technical Field

The utility model belongs to the technical field of the technological equipment technique and specifically relates to a from centering capping device.

Background

The overcooling type liquid storage tank is assembled by a shell and a bottom cover together to manufacture an assembly. The bottom cover is coated with brazing flux, and the surface with the brazing flux is pressed into the inner cavity of the shell in an interference fit mode. The traditional process is that a shell is manually vertically placed on a jig, then a bottom cover coated with brazing flux is arranged right above the shell, and finally the bottom cover is pressed in by a pressure head. The process is often influenced by the manipulation of an operator, and the bottom cover is easily placed askew or the bottom cover is inclined in the press-fitting process, so that the press-fitting fails. Need design one kind and can correct bottom and casing concentricity, the straightness's that hangs down tool from centering, guarantee assembly process's product quality, improve production efficiency.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above-mentioned current not enough of having a problem, the utility model provides a from centering formula capping device.

The utility model provides a technical scheme that its technical problem adopted is: a self-centering gland device comprises a vertical plate and a transverse plate which are mutually vertically and fixedly connected, wherein a positioning block used for radially positioning a shell is arranged on the vertical plate, an inner guide pillar is fixedly arranged on the transverse plate and provided with a large end and a small end, an outer guide pillar is provided with a large hole and a small hole and is slidably arranged on the large end through the large hole, the small end penetrates through the small hole to be fixed on the transverse plate, the lower end of the outer guide pillar is connected with the small hole to form a spring mounting cavity, a spring is sleeved on the small end, the lower end of the spring is abutted to the transverse plate, the upper end of the spring is abutted to the top of the spring mounting cavity, and the large hole is matched with the outer circle of a bottom cover.

According to the utility model discloses a further embodiment, the top of main aspects is equipped with the bottom circular arc assorted recess with the bottom.

According to the utility model discloses a another embodiment, macropore and aperture junction are equipped with the taper hole, the corresponding conical surface that is equipped with of main aspects and tip junction, the conical surface butt is on the taper hole.

According to the utility model discloses a further embodiment, be equipped with a plurality of guide breachs on the taper hole.

According to the utility model discloses a another embodiment, be equipped with the guide inclined hole with guide breach intercommunication on the conical surface, the centre of main aspects top surface is equipped with counter bore, each the guide inclined hole communicates with the counter bore.

According to the utility model discloses a further embodiment, be equipped with on the locating piece with the curved constant head tank of excircle assorted of casing, the axis and the macroporous axis of constant head tank align.

The beneficial effects of the utility model are that, the device realizes through the interval between outer guide pillar and the diaphragm that the axial stroke is spacing, and the bottom location is accurate, and bottom and casing assembly precision are high, uses convenient operation, and assembly efficiency is high, and the casing is difficult for damaging, and the device whole quality is lighter, convenient transport and remodel.

Drawings

The present invention will be further explained with reference to the drawings and examples.

FIG. 1 is a schematic view of the present invention;

FIG. 2 is a schematic view of the invention when assembled as a product;

FIG. 3 is a vertical cross-sectional schematic view of the bottom cover and housing ready for assembly;

FIG. 4 is a vertical cross-sectional view of the bottom cover and housing in place;

fig. 5 is a partial schematic view of the present invention;

FIG. 6 is another angled vertical cross-sectional view of the outer and inner guide posts;

in the figure, a vertical plate 1, a transverse plate 2, an outer guide post 3, a spring mounting cavity 31, a large hole 32, a small hole 33, a material guiding notch 34, a positioning block 4, a positioning groove 41, a spring 5, an inner guide post 6, a large end 61, a small end 62, a groove 63, a material guiding inclined hole 64, a bottom cover 8 and a shell 9.

Detailed Description

Fig. 1-6 are the utility model discloses a structural schematic diagram, a from centering formula capping device, including perpendicular fixed connection's of each other riser 1 and diaphragm 2, be equipped with the locating piece 4 that is used for casing 9 radial positioning on riser 1, fixed mounting has interior guide pillar 6 on the diaphragm 2, interior guide pillar 6 is equipped with main aspects 61 and tip 62, and outer guide pillar 3 is equipped with macropore 32 and aperture 33, and passes through macropore 32 slidable mounting is on main aspects 61, tip 62 passes aperture 33 and fixes on diaphragm 2, the lower extreme of outer guide pillar 3 is connected with aperture 33 and is equipped with spring installation cavity 31, the cover is equipped with spring 5 on the tip 62, the lower extreme butt diaphragm 2 of spring 5, the top of its upper end butt spring installation cavity 31, macropore 32 and the excircle phase-match of bottom 8.

The spring mounting cavity 31 may be a stepped bore concentric with the small bore 33 and having an inner diameter greater than the small bore 33. The spring mounting cavity 31 may also be a through groove perpendicular to the axial direction of the small hole 33, and the width thereof is larger than the inner diameter of the small hole 33.

The positioning block 4 can be provided with a rectangular groove or a V-shaped groove for radial positioning of the shell 9. The positioning block 4 can be arranged one, is arranged close to the outer guide post 3, and can also be arranged at the upper part and the lower part of the vertical plate 1 respectively.

The positioning block 4 can be made of engineering plastics to prevent the shell 9 from being scratched.

The vertical plate 1 and the horizontal plate 2 can be made of aluminum materials, so that the weight of the device is reduced.

The upper end of the bottom cover 8 can protrude 0-0.5mm from the orifice of the big hole 32, and can be directly sleeved on the bottom cover 8 when the shell 9 is installed, so that the bottom cover 8 and the shell 9 are positioned more accurately, and the press-fitting process is smoother.

Preferably, the top of the large end 61 is provided with a groove 63 matched with the bottom arc of the bottom cover 8. The bottom cover 8 is maintained in a horizontal state.

Preferably, a taper hole is formed at the joint of the large hole 32 and the small hole 33, and a taper surface is correspondingly formed at the joint of the large end 61 and the small end 62 and abuts against the taper hole.

Preferably, a plurality of material guiding notches 34 are arranged on the taper hole. The material guiding notches 34 are a plurality of through holes which are communicated with the small holes 33 and are parallel to the axial direction of the small holes 33. Four material guiding notches 34 are uniformly distributed.

Preferably, the conical surface is provided with guide inclined holes 64 communicated with the guide notch 34, the middle of the top surface of the large end 61 is provided with a counter bore, and each guide inclined hole 64 is communicated with the counter bore. A small amount of brazing flux falling off during assembly can fall into the counter bore and then fall through the guide inclined hole 64 and the guide notch 34. The flux accumulation is prevented from influencing the press mounting stroke.

Preferably, the positioning block 4 is provided with an arc-shaped positioning groove 41 matched with the outer circle of the shell 9, and the axis of the positioning groove 41 is aligned with the axis of the large hole 32.

During the use, install the capping device on press or other pressure equipment, place bottom 8 in the recess 63 of inner guide pillar 6 earlier, then lean on the excircle of casing 9 to adorn on locating piece 4, its lower extreme butt outer guide pillar 3, or the cover is put on bottom 8, then start the press, the casing 9 is pressed down to the press, and casing 9 drives outer guide pillar 3 and moves down, makes bottom 8 get into in the casing 9, until outer guide pillar 3 butt diaphragm 2. A small amount of flux on the bottom cover 8 enters the gap between the large hole 32 and the large end 61 or falls into the counter bore and then falls through the guide notches 34 or the guide inclined holes 64. After the interference press mounting is completed, the assembly body of the bottom cover 8 and the shell 9 and the outer guide post 3 move upwards under the action of the spring 5, the bottom cover 8 is separated from the inner guide post 6, and the assembly is completed. The equipment is convenient to operate, the product taking and placing speed is high, and one working cycle can be completed within ten seconds. And the assembly precision is high, the coaxiality error of the installation areas of the bottom cover 8 and the shell 9 is within 0-0.05, and the verticality is ensured.

The foregoing description is intended to be illustrative rather than limiting, and it will be appreciated by those skilled in the art that many modifications, variations or equivalents may be made without departing from the spirit and scope of the invention as defined in the appended claims.

Claims

1. The self-centering gland device is characterized by comprising a vertical plate (1) and a transverse plate (2) which are mutually vertically and fixedly connected, wherein a positioning block (4) for radially positioning a shell (9) is arranged on the vertical plate (1), an inner guide pillar (6) is fixedly arranged on the transverse plate (2), the inner guide pillar (6) is provided with a large end (61) and a small end (62), an outer guide pillar (3) is provided with a large hole (32) and a small hole (33) and is slidably arranged on the large end (61) through the large hole (32), the small end (62) penetrates through the small hole (33) and is fixed on the transverse plate (2), the lower end of the outer guide pillar (3) is connected with the small hole (33) and is provided with a spring installation cavity (31), a spring (5) is sleeved on the small end (62), the lower end of the spring (5) is abutted to the transverse plate (2), the upper end of the spring is abutted to the top of the spring installation cavity (31), and the large hole (32) is matched with the excircle of a bottom cover (8).

2. Self-centering capping device according to claim 1, wherein the top of the large end (61) is provided with a groove (63) matching the bottom arc of the bottom cap (8).

3. The self-centering capping device according to claim 1, wherein the junction of the large hole (32) and the small hole (33) is provided with a tapered hole, and the junction of the large end (61) and the small end (62) is provided with a tapered surface, and the tapered surface abuts against the tapered hole.

4. The self-centering capping device according to claim 3, wherein the conical bore is provided with a plurality of material guiding notches (34).

5. The self-centering capping device according to claim 4, wherein the conical surface is provided with a guide inclined hole (64) communicated with the guide notch (34), the middle of the top surface of the large end (61) is provided with a counter bore, and each guide inclined hole (64) is communicated with the counter bore.

6. The self-centering capping device according to claim 1, wherein the positioning block (4) is provided with an arc-shaped positioning groove (41) matching with the outer circle of the housing (9), and the axis of the positioning groove (41) is aligned with the axis of the large hole (32).