CN219043861U

CN219043861U - Anti-offset press-fitting device

Info

Publication number: CN219043861U
Application number: CN202223603748.XU
Authority: CN
Inventors: 齐志钢; 曾庆豪
Original assignee: Changzhou Shujia Machinery Co ltd
Current assignee: Changzhou Shujia Machinery Co ltd
Priority date: 2022-12-30
Filing date: 2022-12-30
Publication date: 2023-05-19
Anticipated expiration: 2032-12-30

Abstract

The application relates to the technical field of press mounting, especially, relate to an anti-offset press mounting device, including the reference column, the hole of dabber is including the first hole and the second hole of mutual intercommunication, and first hole is circular setting, and the second hole is the hexagon setting, and the hexagon that the lateral wall of second hole formed is inscribed in the circle that first hole lateral wall formed, and first hole and second hole intercommunication department are formed with the installation step each other, works as when the press carries out the press mounting to the dabber, first hole compares in the second hole and is close to the reference column, the one end of reference column stretches into in the first hole and with the terminal surface mutual butt of installation step. This application has the effect that improves the press-fit efficiency of press to dabber.

Description

Anti-offset press-fitting device

Technical Field

The application relates to the technical field of press fitting, in particular to an anti-offset press fitting device.

Background

Clutches are common components in mechanical transmissions that can disengage or engage the powertrain and the driveline at any time. The clutch includes a spindle and a housing. The mandrel is connected with the power system, the shell is connected with the transmission system, the mandrel and the shell are mutually independent, and the clutch realizes the clutch by separating the mandrel and the shell.

The hole of dabber is including the first hole and the second hole of intercommunication each other, and first hole is circular setting, and the second hole is the hexagon setting, and the hexagon that the lateral wall of second hole formed is inscribed in the circle that first hole lateral wall formed, and first hole and second hole intercommunication department are formed with the installation step.

In the related art, when the clutch is assembled, the housing is usually placed on the base of the press, the mandrel is pressed by the press to enter the housing, and the pressing head of the press is contacted with the mandrel.

With respect to the related art, the inventor considers that when the mandrel is pressed, as the inner hole is formed in the mandrel, the contact area between the mandrel and the press ram of the press becomes smaller, and the press ram is not easy to find the contact surface for pressing when the press is controlled to press the mandrel, so that the press efficiency of the press on the mandrel is reduced.

Disclosure of Invention

In order to improve the press-fitting efficiency of a press to a mandrel, the application provides an anti-offset press-fitting device.

The application provides an anti-offset formula pressure equipment device adopts following technical scheme:

the utility model provides an anti-offset formula pressure equipment device, includes the reference column, the hole of dabber includes the first hole and the second hole of mutual intercommunication, and first hole is circular setting, and the second hole is the hexagon setting, and the hexagon that the lateral wall of second hole formed is inscribed in the circle that first hole lateral wall formed, and first hole and second hole intercommunication department are formed with the installation step each other, when the press carries out the pressure equipment to the dabber, first hole is close to the reference column in the second hole, the one end of reference column stretch into in the first hole and with the terminal surface butt each other of installation step, the week lateral wall of reference column laminates with the inner wall of dabber mutually.

Through adopting above-mentioned technical scheme, when carrying out the pressure equipment to the dabber, stretch into the first downthehole of dabber with the reference column earlier, until with the terminal surface mutual butt of installation step, the pressure head drive reference column on the rethread press removes to improve the area of contact of pressure head to dabber pressure equipment, improved the press to the pressure equipment efficiency of dabber.

Optionally, a stop collar is arranged at one end of the positioning column, which is close to the mandrel, and the stop collar and the positioning column are coaxially arranged; when one end of the positioning column stretches into the first hole, the end face of the limiting sleeve is mutually abutted with the end face of one end of the mandrel in the height direction.

Through adopting above-mentioned technical scheme, restrict the removal of reference column, make the reference column be difficult for sliding into in the hole of dabber, increased the area of contact of reference column and dabber simultaneously, the reference column of being convenient for transmits the pressure that the press applyed to the dabber.

Optionally, the positioning column is provided with a gland, the area of the section of the gland is larger than that of the section of the positioning column, and the gland is close to the pressure head compared with the positioning column.

Through adopting above-mentioned technical scheme, when the pressure head of press applys pressure to the reference column, the pressure head earlier with gland contact, and the area of gland cross-section is greater than the area of reference column cross-section, the gland protects the reference column, makes the pressure head of press not directly applys pressure to the reference column to protect the reference column, make the reference column not fragile when the pressure equipment.

Optionally, one end of reference column is provided with the erection column, erection column and reference column coaxial arrangement, the gland is close to the fixed slot that supplies the erection column to install has been seted up to the terminal surface of reference column.

By adopting the technical scheme, when the positioning column is manufactured, the gland is easy to influence the working personnel to process the positioning column because the positioning column is required to be matched with the inner hole of the mandrel to manufacture. When the staff processes the reference column, firstly process the reference column with the hole of dabber, the rethread erection column and fixed slot are adorned the gland on the reference column after the processing is accomplished, have realized the detachable connection of reference column and gland to the staff of being convenient for is to the processing of reference column. Meanwhile, the positioning column is arranged on the pressing cover, so that the perpendicularity between the pressing cover and the pressing head is convenient to maintain.

Optionally, the mounting post stretches into the fixed slot and is in threaded connection with the side wall of the fixed slot.

Through adopting above-mentioned technical scheme, make the reference column be difficult for dropping from the fixed slot, improved the stability of reference column installation.

Optionally, a protective sleeve is arranged on the positioning column, and the protective sleeve and the positioning column are coaxially arranged; when the mounting column is mounted in the fixing groove, the protecting sleeve is mutually abutted with the end face of the gland close to one end of the positioning column.

By adopting the technical scheme, the contact area between the positioning column and the gland is increased, so that the bearing area of the positioning column to the pressure transmitted by the gland is increased, and the positioning column is convenient to bear the pressure transmitted by the gland.

Optionally, the end face of the gland close to one end of the pressure head is provided with a mounting block, and the area of the section of the mounting block is smaller than that of the end face of the gland.

Through adopting above-mentioned technical scheme, when dismantling the gland from the reference column, the staff of being convenient for takes the gland, rotates the gland.

Optionally, the mounting block is cylindrical.

Through adopting above-mentioned technical scheme, when the staff took the gland, the cylindric week lateral wall was smooth, does not have the acute angle to make the staff be difficult for by the fish tail.

In summary, the present application includes at least one of the following beneficial technical effects:

1. through the arrangement of the positioning column, when the mandrel is pressed, the positioning column is firstly stretched into the first hole of the mandrel until the positioning column is mutually abutted with the end face of the second hole, and then the positioning column is driven to move through the pressure head on the press, so that the contact area of the pressure head on the mandrel pressing is increased, and the press efficiency of the press on the mandrel is improved;

2. through the arrangement of the limiting sleeve, the movement of the positioning column is limited, so that the positioning column is not easy to slide into an inner hole of the mandrel, the contact area between the positioning column and the mandrel is increased, and the positioning column is convenient to transmit the pressure applied by the press to the mandrel;

3. through the setting of fixed slot and erection column, when manufacturing the reference column, because need with the hole manufacturing of reference column cooperation dabber, the gland easily influences the staff to the reference column processing. When the staff processes the reference column, firstly process the reference column with the hole of dabber, the rethread erection column and fixed slot are adorned the gland on the reference column after the processing is accomplished, have realized the detachable connection of reference column and gland to the staff of being convenient for is to the processing of reference column. Meanwhile, the positioning column is arranged on the pressing cover, so that the perpendicularity between the pressing cover and the pressing head is convenient to maintain.

Drawings

Fig. 1 is a schematic diagram showing the positions of a mandrel and a press when the mandrel is press-fitted in an embodiment of the present application.

Fig. 2 is a schematic structural diagram for showing the inner bore of the mandrel in the embodiment of the present application.

Fig. 3 is a schematic overall structure of an anti-offset press-fitting device according to an embodiment of the present application.

Fig. 4 is a schematic structural view of the gland for displaying the gland after moving the positioning post in the embodiment of the present application.

Reference numerals illustrate: 1. positioning columns; 11. a mounting column; 12. a protective sleeve; 13. a limit sleeve; 2. a gland; 21. a fixing groove; 22. a mounting block; 3. a mandrel; 31. a first hole; 32. a second hole; 33. mounting steps; 4. a press; 41. a base; 42. a pressure head; 5. a housing.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-4.

The embodiment of the application discloses an anti-offset press-fitting device. Referring to fig. 1, 2 and 3, the anti-offset press-fitting device includes a positioning column 1 and a pressing cover 2 connected to each other. The hole of dabber 3 is including the first hole 31 and the second hole 32 of intercommunication each other, and first hole 31 is circular setting, and second hole 32 is the hexagon setting, and the hexagon that the lateral wall of second hole 32 formed is inscribed in the circle that first hole 31 lateral wall formed, and first hole 31 and second hole 32 intercommunication department is formed with mounting step 33. When the press 4 presses the mandrel 3, the housing 5 is placed on the base 41 of the press 4, the first hole 31 of the mandrel 3 being remote from the housing 5 compared to the second hole 32. The first hole 31 of dabber 3 compares in second hole 32 and is close to reference column 1, and gland 2 compares in reference column 1 and is close to the pressure head 42 of press 4, and one end of reference column 1 stretches into in the first hole 31 and with the terminal surface mutual butt of installation step 33, and the week lateral wall of reference column 1 is laminated with the inner wall of dabber 3 simultaneously.

When the mandrel 3 is pressed, the positioning column 1 is firstly stretched into the first hole 31 of the mandrel 3 until the positioning column is mutually abutted with the end face of the mounting step 33, and then the positioning column 1 is driven to move by the pressing head on the pressing machine 4, so that the contact area of the pressing head for pressing the mandrel 3 is increased, and the pressing efficiency of the pressing machine 4 for pressing the mandrel 3 is improved.

Referring to fig. 3 and 4, the area of the cross section of the gland 2 is larger than the area of the cross section of the locating column 1. The end face of the gland 2, which is close to the positioning column 1, is provided with a fixed groove 21, one end of the positioning column 1, which is close to the pressure head, is integrally provided with a mounting column 11, the mounting column 11 and the positioning column 1 are coaxially arranged, and the mounting column 11 extends into the fixed groove 21 and is in threaded connection with the side wall of the fixed groove 21. When the positioning column 1 is manufactured, the positioning column 1 is required to be matched with the inner hole of the mandrel 3 for manufacturing due to the positioning requirement, and the gland 2 is easy to influence the working of workers on the positioning column 1. When the staff processes the reference column 1, the reference column 1 and the gland 2 are separated first, the reference column 1 is matched with the inner hole of the mandrel 3 to process, the gland 2 is arranged on the reference column 1 through the mounting column 11 and the fixing groove 21 after the processing is finished, and the detachable connection of the reference column 1 and the gland 2 is realized, so that the staff can conveniently process the reference column 1. Meanwhile, the positioning column 1 is not easy to fall from the fixing groove 21 due to the threaded connection of the mounting column 11 and the fixing groove 21, so that the mounting stability of the positioning column 1 is improved. And by installing the positioning column 1 on the gland 2, the perpendicularity between the gland 2 and the pressure head is convenient to maintain.

Referring to fig. 1 and 4, an end face of the gland 2 near one end of the ram 42 is integrally formed with a mounting block 22, the mounting block 22 is cylindrical, the mounting block 22 is coaxially arranged with the gland 2, and the area of the cross section of the mounting block 22 is smaller than the area of the end face of the gland 2. When the gland 2 is detached from the positioning column 1, a worker can conveniently take the gland 2 and rotate the gland 2. And the cylindrical mounting block 22 is less prone to scratching by the worker when picking up.

Referring to fig. 3 and 4, a protective sleeve 12 is integrally formed at one end, far away from the mandrel 3, of the positioning column 1, and the protective sleeve 12 is coaxially arranged with the positioning column 1. When the mounting column 11 is mounted in the fixing groove 21, the protecting sleeve 12 is abutted against the end face of the gland 2, which is close to one end of the positioning column 1. The contact area between the positioning column 1 and the gland 2 is increased, so that the bearing area of the positioning column 1 on the pressure transmitted by the gland 2 is increased, and the positioning column 1 can bear the pressure transmitted by the gland 2 conveniently.

Referring to fig. 2, 3 and 4, a stop collar 13 is integrally formed at one end of the positioning column 1, which is close to the mandrel 3, and the stop collar 13 is coaxially arranged with the positioning column 1. When one end of the positioning column 1 extends into the first hole 31, the end face of the limit sleeve 13 and the end face of one end of the spindle 3 in the height direction are in contact with each other. When the positioning column 1 is installed in the mandrel 3, the limiting sleeve 13 is matched with the installation step 33 in the mandrel 3, the movement of the positioning column 1 is further limited, the positioning column 1 is not easy to slide into the mandrel 3, meanwhile, the limiting sleeve 13 improves the contact area between the positioning column 1 and the mandrel 3, so that the stress area of the mandrel 3 for applying force to the positioning column 1 is improved, and the mandrel 3 is convenient to bear the pressure applied by the press 4 through the positioning column 1.

The implementation principle of the anti-offset press-fitting device provided by the embodiment of the application is as follows: when the mandrel 3 is pressed into the housing 5, the housing 5 is placed on the base 41, the mounting column 11 on the positioning column 1 is mounted in the fixing groove 21 on the gland 2, and meanwhile, the end face of the protective sleeve 12 is abutted with the end face of the gland 2, and the positioning column 1 is screwed. Then, one end of the positioning column 1 far away from the gland 2 is placed in the mandrel 3, the end face of the positioning column 1 is in mutual abutting connection with the end face of the mounting step 33, and meanwhile, the end face of the limiting sleeve 13 is in mutual abutting connection with the end face of the mandrel 3. And then, the pressure head of the press 4 is aligned with the press cover 2, the press 4 is started to press the mandrel 3, and the contact area between the pressure head and the inner hole of the mandrel 3 is increased by the positioning column 1, so that the press 4 is used for pressing the mandrel 3.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims

1. An anti-offset press-fitting device, the hole of dabber (3) is including first hole (31) and second hole (32) of intercommunication each other, and first hole (31) are circular setting, and second hole (32) are hexagon setting, and the hexagon that the lateral wall of second hole (32) formed is inscribed in the circle that first hole (31) lateral wall formed, and first hole (31) and second hole (32) intercommunication department are formed with installation step (33), its characterized in that: comprises a positioning column (1); when press (4) carries out pressure equipment to dabber (3), first hole (31) compare in second hole (32) and are close to reference column (1), in one end of reference column (1) stretches into first hole (31) and with terminal surface mutual butt of installation step (33), the week lateral wall of reference column (1) is laminated with the inner wall of dabber (3).

2. The anti-migration press-fit apparatus according to claim 1, wherein: a limiting sleeve (13) is arranged at one end, close to the mandrel (3), of the positioning column (1), and the limiting sleeve (13) and the positioning column (1) are coaxially arranged; when one end of the positioning column (1) stretches into the first hole (31), the end face of the limiting sleeve (13) is in mutual abutting connection with the end face of one end of the mandrel (3) in the height direction.

3. The anti-migration press-fit apparatus according to claim 1, wherein: the positioning column (1) is provided with a gland (2), the area of the cross section of the gland (2) is larger than that of the cross section of the positioning column (1), and the gland (2) is close to the pressure head (42) compared with the positioning column (1).

4. An anti-migration press-fit apparatus as claimed in claim 3, wherein: one end of the positioning column (1) is provided with a mounting column (11), the mounting column (11) and the positioning column (1) are coaxially arranged, and a fixing groove (21) for mounting the mounting column (11) is formed in the end face, close to the positioning column (1), of the gland (2).

5. The anti-migration press-fit apparatus of claim 4, wherein: the mounting column (11) stretches into the fixing groove (21) and is in threaded connection with the side wall of the fixing groove (21).

6. The anti-migration press-fit apparatus of claim 4, wherein: the positioning column (1) is provided with a protective sleeve (12), and the protective sleeve (12) and the positioning column (1) are coaxially arranged; when the mounting column (11) is mounted in the fixing groove (21), the protecting sleeve (12) is abutted with the end face of the gland (2) close to one end of the positioning column (1).

7. An anti-migration press-fit apparatus as claimed in claim 3, wherein: the end face, close to one end of the pressure head (42), of the pressure cover (2) is provided with a mounting block (22), and the area of the cross section of the mounting block (22) is smaller than that of the end face of the pressure cover (2).

8. The anti-migration press-fit apparatus of claim 7, wherein: the mounting block (22) is cylindrical.