CN218134454U

CN218134454U - Output shaft roller pressing tool

Info

Publication number: CN218134454U
Application number: CN202222348520.4U
Authority: CN
Inventors: 张训; 黄炳; 沈鑫; 陈禹; 赵军华; 伍立锋; 万亚勇
Original assignee: Ningbo Zhongda Leader Intelligent Transmission Co ltd
Current assignee: Ningbo Zhongda Leader Intelligent Transmission Co ltd
Priority date: 2022-09-02
Filing date: 2022-09-02
Publication date: 2022-12-27
Anticipated expiration: 2032-09-02

Abstract

The utility model relates to an output shaft pressure roller frock belongs to the technical field of mechanical punching press, and it is including being used for supplying the locating pin to place and supply the workstation that output shaft pressure roller put upside down and be used for with output shaft pressure roller compresses tightly hold-down mechanism on the locating pin, set up the locating hole that supplies the locating pin embedding on the workstation, output shaft pressure roller is located the top of locating pin. This application has the effect that improves the machining efficiency of output shaft roller pressing frock.

Description

Output shaft roller pressing tool

Technical Field

The application relates to the technical field of mechanical stamping, in particular to an output shaft roller pressing tool.

Background

At present, the output shaft roller is a common part in machine tool production.

Referring to fig. 1, a conventional output shaft roller 1 mainly includes a bottom plate portion 11 and a base portion 12 integrally connected to the bottom plate portion, wherein a plurality of insertion holes 111 are formed in the bottom plate portion 11. When the output shaft roller pressing tool 1 is processed, a plurality of positioning pins 4 are required to be correspondingly inserted into the insertion holes 111 one by one, and in the process, the output shaft roller pressing tool is often adopted for processing production.

Referring to fig. 1 and 2, in the related art, the output shaft roller pressing tool includes a workbench and a punching mechanism disposed on the workbench, a punching module 8 is disposed on the workbench, a cavity 81 into which the output shaft roller pressing is inserted is formed in the punching module 8, and at this time, the bottom plate portion 11 is located above the base portion 12. Meanwhile, the stamping module 8 is provided with a positioning groove 82 communicated with the top of the cavity 81, a mounting disc 83 is embedded into the positioning groove 82, the radius of the mounting disc 83 is larger than that of the bottom plate part 11, and the mounting disc 83 is provided with a mounting hole 831 corresponding to the insertion hole 111 on the bottom plate part 11.

When the output shaft roller pressing tool works, the output shaft roller pressing 1 is placed in the cavity 81, and then the mounting disc 83 is placed in the positioning groove 82. The installation plate 83 is rotated to enable the installation hole 831 on the installation plate 83 to correspond to the insertion hole 111 on the bottom plate portion 11, the positioning pin 4 is inserted into the installation hole 831, the end portion of the positioning pin 4 is integrally connected with the guide portion 41, the guide portion 41 is in a circular truncated cone shape, the sectional area of the guide portion 41 is gradually increased from one end far away from the positioning pin 4 to one end close to the positioning pin 4, so that the guide portion 41 can be partially embedded into the insertion hole 111 on the bottom plate portion 11 to pre-position the positioning pin 4. Finally, the punching mechanism extrudes the positioning pin 4, and presses the positioning pin 4 into the insertion hole 111, wherein the positioning pin 4 is in interference fit with the bottom plate part 11.

In the process of taking out the output shaft pressure roller 1, the mounting plate 83 is taken down, and then the output shaft pressure roller 1 with the positioning pin 4 is taken out from the cavity 81.

For the related technologies, the inventor thinks that in the technical scheme, the punching mechanism compresses the positioning pins, and the installation process of the positioning pins is complicated; after the positioning pin is pressed into the jack by the stamping mechanism, the positioning pin and the mounting disc and the output shaft roller pressing rod are inconvenient to take out from the stamping module, so that the processing efficiency of the output shaft roller pressing tool is low.

SUMMERY OF THE UTILITY MODEL

In order to improve the machining efficiency of output shaft roller pressing frock, this application provides an output shaft roller pressing frock.

The application provides a roller frock is pressed to output shaft adopts following technical scheme:

the output shaft roller pressing tool comprises a workbench and a pressing mechanism, wherein the workbench is used for placing a positioning pin and inverting the output shaft roller pressing, the pressing mechanism is used for pressing the output shaft roller pressing on the positioning pin, a positioning hole for the positioning pin to be embedded is formed in the workbench, and the output shaft roller pressing is located above the positioning pin.

By adopting the technical scheme, in the process of installing the output shaft roller pressing tool, the positioning pin is firstly inserted into the positioning hole, then the output shaft roller pressing tool is placed above the positioning pin, the position of the output shaft roller pressing tool is adjusted, the insertion hole in the output shaft roller pressing tool corresponds to the positioning pin, and then the output shaft roller pressing tool is pressed by the pressing mechanism to move the output shaft roller pressing tool downwards, so that the positioning pin penetrates into the insertion hole. Through putting the output shaft pressure roller upside down, after hold-down mechanism compressed tightly the completion to the output shaft pressure roller, the base pillar portion of accessible output shaft pressure roller worker takes out the output shaft pressure roller to make things convenient for taking out of output shaft pressure roller.

Optionally, the device further comprises a sheath which is used for being sleeved on the output shaft pressure roller in a sliding manner, and the sheath is used for being abutted to the pressing mechanism.

Through adopting above-mentioned technical scheme, compare in hold-down mechanism and carry out direct punching press to output shaft pressure roller, adopt the sheath to protect output shaft pressure roller, make output shaft pressure roller be difficult for taking place the punching press damage.

Optionally, a support column for supporting the base plate of the output shaft pressure roller is disposed below the sheath.

Through adopting above-mentioned technical scheme, through setting up the butt post, increased the area of contact of sheath and output shaft pressure roller, reduce the pressure between sheath and the output shaft pressure roller, further reduce and protect the output shaft pressure roller.

Optionally, the sheath is provided with a circular truncated cone portion connected with the abutting column, and the cross-sectional area of the circular truncated cone portion gradually decreases from one side close to the abutting column to one side far away from the abutting column.

Through adopting above-mentioned technical scheme, through setting up round platform portion, improve the joint strength of sheath and butt post junction, improve the antifatigue intensity of sheath and butt post to improve the life of sheath.

Optionally, an installation mechanism and an ejection cylinder are arranged on the workbench, the positioning hole is formed in the installation mechanism, the end of a piston rod of the ejection cylinder is connected with an ejection block, the ejection block is used for abutting against the bottom of the positioning pin, and after the pressing mechanism presses the positioning pin into the insertion hole of the output shaft pressure roller, the ejection cylinder drives the ejection block to eject the positioning pin.

By adopting the technical scheme, because the pressing mechanism is used for extruding the output shaft pressure roller and the positioning pin, the deformation quantity of the positioning pin can be generated to a certain degree when the positioning pin is pressed, so that the radius of the positioning pin is half large, the positioning pin is not easy to be directly pulled out from the positioning hole, the positioning pin is pushed to move for a certain distance in the positioning hole through the ejection oil cylinder and the ejection block, the positioning pin is loosened to a certain degree in the positioning hole, and the output shaft pressure roller with the positioning pin can be conveniently taken out from the positioning hole in the follow-up process.

Optionally, the mounting mechanism includes a mounting plate, the positioning hole is formed in the mounting plate, a mounting groove communicated with the bottom of the positioning hole is formed in the mounting plate, and the ejection block is slidably inserted into the mounting groove.

By adopting the technical scheme, the bottom of the mounting groove is used for supporting, so that when the pressing mechanism presses the output shaft pressure roller and the positioning pin, the piston rod of the ejection oil cylinder is not subjected to the pressure of the ejection block, and the piston rod of the ejection oil cylinder is not easy to damage due to the axial extrusion force.

Optionally, the mounting mechanism further comprises a guide piece, and a guide hole for the piston rod of the ejection cylinder to slidably penetrate is formed in the guide piece.

By adopting the technical scheme, the moving track of the piston rod of the ejection oil cylinder is more stable.

Optionally, a limiting groove for the output shaft pressure roller to slide and be embedded is arranged above the mounting plate.

Through adopting above-mentioned technical scheme, at the in-process that output shaft pressure roller moved down, the spacing groove leads output shaft pressure roller's removal, and output shaft pressure roller moves down according to the vertical orbit of booking, makes in the jack that the locating pin can be more accurate.

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

1. the output shaft is reversely placed, and the base column part is used as a force application point in the process of taking out the output shaft roller pressing, so that the output shaft roller pressing is convenient to take out, and the working efficiency of the output shaft roller pressing tool is improved;

2. the punching process of the output shaft pressure roller is protected by arranging the sheath;

3. through setting up ejecting hydro-cylinder and ejecting piece, conveniently take out the output shaft pressure roller that has the locating pin.

Drawings

Fig. 1 is a schematic view showing an overall structure of an output shaft pressure roller in the related art.

Fig. 2 is a cross-sectional view of a punch module and a pilot pin in the related art.

Fig. 3 is an exploded view of an output shaft pressure roller and locating pin of an embodiment of the present application.

Fig. 4 is a schematic overall structure diagram of the output shaft roller pressing tool according to the embodiment of the application.

Fig. 5 is an exploded view of the jacket, output shaft roller and mounting mechanism of the embodiments of the subject application.

Fig. 6 is a schematic view of the overall structure of the sheath according to the embodiment of the present application.

FIG. 7 is a cross-sectional view of a mounting mechanism and ejection cylinder in another embodiment.

Fig. 8 is a sectional view of the mounting mechanism and the ejection cylinder in the embodiment of the present application.

Description of reference numerals: 1. an output shaft roller; 11. a bottom plate portion; 111. a jack; 12. a base pillar portion; 13. a first column section; 14. a second column section; 2. a work table; 21. a hold-down mechanism; 3. an installation mechanism; 31. mounting a plate; 32. an upper plate portion; 321. a limiting ring; 322. a limiting groove; 323. positioning holes; 33. a lower plate portion; 34. mounting grooves; 35. a guide member; 36. a guide plate; 361. a guide hole; 37. a side plate; 38. a cylinder tank; 4. positioning pins; 41. a guide portion; 5. a sheath; 51. perforating holes; 52. a butting post; 53. a circular table portion; 6. ejecting out the oil cylinder; 61. ejecting a block; 7. lifting the plate; 8. a stamping module; 81. a cavity; 82. positioning a groove; 83. mounting a disc; 831. and (7) mounting holes.

Detailed Description

The present application is described in further detail below with reference to figures 3-8.

The embodiment of the application discloses an output shaft roller 1 frock. Referring to fig. 3, the output shaft roller 1 tooling is used for installing the positioning pin 4 on the output shaft roller 1, the output shaft roller 1 comprises a bottom plate part 11 and a base column part 12 integrally connected with the bottom plate part 11, the shape of the base column part 12 can be determined according to actual conditions, in the embodiment, the base column part 12 comprises a first column section 13 integrally connected with the bottom plate part 11 and a second column section 14 integrally connected with the first column section 13, and the radius of the first column section 13 is larger than that of the second column section 14. The bottom plate portion 11 is provided with three insertion holes 111 for inserting the positioning pins 4, and in this embodiment, the number of the insertion holes is preferably three, and correspondingly, three positioning pins 4 are also provided.

Referring to fig. 4 and 5, the output shaft roller pressing tool 1 includes a table 2 and a pressing mechanism 21 disposed on the table 2. The workbench 2 is provided with a mounting mechanism 3, the mounting mechanism 3 is used for placing the positioning pin 4 and the output shaft pressure roller 1, and the pressing mechanism 21 is used for pressing the positioning pin 4 into the insertion hole 111 of the bottom plate part 11. In this embodiment, the pressing mechanism 21 is an air cylinder. The cylinder barrel of the pressing mechanism can be fixedly connected with the workbench 2 through bolts or fixed through welding.

Referring to fig. 4 and 5, when the output shaft roller 1 tooling works, the positioning pin 4 is firstly placed on the mounting mechanism 3, and then the output shaft roller 1 is placed upside down on the mounting mechanism 3, and at this time, the bottom plate part 11 is positioned below the base column part 12. The bottom plate portion 11 is located above the positioning pin 4, and when the insertion hole 111 on the bottom plate portion 11 is adjusted to a position corresponding to the positioning pin 4, the piston rod of the pressing mechanism 21 moves downward to drive the output shaft roller 1 to move downward, and the positioning pin 4 is inserted into the insertion hole 111 in an interference fit manner.

Referring to fig. 3, the end of the positioning pin 4 is provided with a guide portion 41, and the guide portion 41 is disposed in a circular truncated cone shape, so that the guide portion 41 of the positioning pin 4 can be partially inserted into the insertion hole 111 before the positioning pin 4 is inserted into the insertion hole 111, so that the positioning pin 4 can be better inserted into the insertion hole 111. The depth of the positioning pin 4 inserted into the insertion hole 111 depends on the moving stroke of the piston rod of the pressing mechanism 21.

Referring to fig. 5 and 6, further, the output shaft roller pressing column 1 tool further includes a sheath 5 located above the output shaft roller pressing column 1, and a through hole 51 through which the base column portion 12 of the output shaft roller pressing column 1 slides is formed in the sheath 5. The piston rod of the pressing mechanism 21 indirectly drives the output shaft roller 1 to move downwards by extruding the sheath 5 so as to protect the output shaft roller 1.

Referring to fig. 5 and 6, the bottom of the sheath 5 is provided with an abutment post 52, and the abutment post 52 is for abutment against the bottom plate 11. Meanwhile, a boss portion 53 is integrally connected to the bottom of the sheath 5, and an end surface of the boss portion 53 having a large radius, that is, an end surface of the boss portion 53 away from the sheath 5 is integrally connected to the abutment post 52.

Referring to fig. 5 and 7, the mounting mechanism 3 includes a mounting plate 31, the mounting plate 31 may be integrally disposed, in this embodiment, the mounting plate 31 includes an upper plate portion 32 and a lower plate portion 33, and the upper plate portion 32 and the lower plate portion 33 are fixedly connected by bolts. The upper plate portion 32 is provided with positioning holes 323 into which the positioning pins 4 are fitted. A limiting ring 321 is welded above the upper plate portion 32, and an inner ring of the limiting ring 321 encloses a limiting groove 322 for the bottom plate portion 11 to slide and be embedded. The depth of the limiting groove 322 is greater than the moving stroke of the piston rod of the pressing mechanism 21, so that after the pressing mechanism 21 completes the pressing operation, the output shaft roller 1 is not easy to impact the bottom of the limiting groove 322, that is, the output shaft roller 1 is not easy to impact the top side wall of the upper plate portion 32. The lowest point to which the output shaft pressure roller 1 can move is a position corresponding to when the output shaft pressure roller 1 abuts against the upper plate portion 32.

Referring to fig. 5 and 7, in one embodiment, the working table 2 is provided with an ejection cylinder 6, the ejection cylinder 6 is located below the lower plate portion 33, a piston rod of the ejection cylinder 6 is slidably disposed through the lower plate portion 33, an ejection block 61 is fixed to an end of the piston rod of the ejection cylinder 6 by welding, and a top of the ejection block 61 is used for abutting against a bottom of the positioning pin 4 in the positioning hole 323.

Referring to fig. 5 and 7, after one end of the positioning pin 4 is inserted into the insertion hole 111, the other end of the positioning pin 4 is still located in the positioning hole 323, and due to the squeezing action of the pressing mechanism 21, the positioning pin 4 is deformed to a certain extent, so that the radius of the positioning pin 4 is slightly increased, and it is inconvenient to pull out the positioning pin 4 from the positioning hole 323. After the pressing mechanism 21 finishes pressing the output shaft pressure roller 1, the piston rod of the pressing mechanism 21 moves in a direction away from the output shaft pressure roller 1. Then the ejection oil cylinder 6 drives the ejection block 61 to move upwards, so that the positioning pin 4 is pushed to move in the positioning hole 323, and the output shaft pressure roller 1 and the positioning pin 4 on the output shaft pressure roller 1 can be taken out.

Referring to fig. 5 and 8, in the process of pushing the output shaft pressure roller 1 by the pressing mechanism 21, since the ejection block 61 abuts against the top of the positioning pin 4, the piston rod of the ejection cylinder 6 is subjected to an axial force, and the piston rod of the ejection cylinder 6 is easily damaged. In another embodiment, to overcome the above problem, the lower plate portion 33 is provided with a mounting groove 34 for slidably inserting the ejection block 61, and the mounting groove 34 is communicated with the bottom of the positioning hole 323. The piston rod of the ejection cylinder 6 is used for abutting against the bottom of the ejection block 61.

Referring to fig. 5 and 8, in the process of pressing the output shaft pressure roller 1 downwards by the pressing mechanism 21, the ejection block 61 is not abutted against the piston rod of the ejection cylinder 6, so that the piston rod of the ejection cylinder 6 is not stressed at this time, the bottom of the mounting groove 34 supports the ejection block 61, and the ejection block 61 supports the positioning pin 4; when the pressing mechanism 21 completes the pressing process, the piston rod of the ejection cylinder 6 moves upward, thereby pushing the ejection block 61 to move upward to drive the positioning pin 4 to move in the positioning hole 323.

Referring to fig. 5 and 8, the mounting mechanism 3 further includes a guide member 35, the guide member 35 includes a guide plate 36 located below the mounting plate 31 and two side plates 37 located below the guide plate 36, and a cylinder groove 38 for placing the ejection cylinder 6 is defined between the two side plates 37 and the guide plate 36. The guide plate 36 is fixedly connected with the two side plates 37 through bolts, and the guide plate 36 is fixedly connected with the mounting plate 31 through bolts. Meanwhile, the guide plate 36 is provided with a guide hole 361 through which a piston rod of the ejection cylinder 6 is slidably inserted so as to guide the piston rod of the ejection cylinder 6.

Referring to fig. 5 and 8, the lifting plate 7 is welded and fixed on the workbench 2, the ejection cylinder 6 is located above the lifting plate 7, and the bottom walls of the two side plates 37 are welded and fixed with the lifting plate 7.

The implementation principle of the output shaft roller 1 pressing tool in the embodiment of the application is as follows: in the process of processing the output shaft pressure roller 1, the positioning pin 4 is firstly inserted into the positioning hole 323, at this time, the ejection block 61 supports the bottom of the positioning pin 4, then the output shaft pressure roller 1 is placed above the positioning pin 4, the insertion hole 111 on the output shaft pressure roller 1 corresponds to the positioning pin 4, the sheath 5 is sleeved on the output shaft pressure roller 1, then the pressing mechanism 21 extrudes the sheath 5, so that the output shaft pressure roller 1 is pushed to move downwards, and the positioning pin 4 is embedded into the insertion hole 111 of the bottom plate part 11. Finally, the pressing mechanism 21 is withdrawn, the ejection oil cylinder 6 pushes the ejection block 61 to move upwards, so that the positioning pin 4 is pushed to move in the positioning hole 323, and the output shaft pressure roller 1 with the positioning pin 4 can be conveniently taken down.

The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides an output shaft roller pressing frock which characterized in that: the automatic output shaft rolling device is characterized by comprising a workbench (2) for placing a positioning pin (4) and for reversely placing an output shaft rolling roller (1) and a pressing mechanism (21) for pressing the output shaft rolling roller (1) on the positioning pin (4), wherein a positioning hole (323) for embedding the positioning pin (4) is formed in the workbench (2), and the output shaft rolling roller (1) is positioned above the positioning pin (4).

2. The output shaft roller pressing tool according to claim 1, wherein: the output shaft pressing roller device is characterized by further comprising a sheath (5) which is used for being sleeved on the output shaft pressing roller column (1) in a sliding mode, and the sheath (5) is used for being abutted to the pressing mechanism (21).

3. The output shaft roller pressing tool according to claim 2, wherein: and an abutting column (52) which is used for abutting against the bottom plate part (11) of the output shaft pressure roller (1) is arranged below the sheath (5).

4. The output shaft roller pressing tool according to claim 3, wherein: the sheath (5) is provided with a circular truncated cone part (53) connected with the abutting column (52), and the cross section area of the circular truncated cone part (53) is gradually reduced from one side close to the abutting column (52) to one side far away from the abutting column (52).

5. The output shaft roller pressing tool according to claim 1, wherein: the automatic ejection mechanism is characterized in that an installation mechanism (3) and an ejection oil cylinder (6) are arranged on the workbench (2), the positioning hole (323) is formed in the installation mechanism (3), an ejection block (61) is connected to the end portion of a piston rod of the ejection oil cylinder (6), the ejection block (61) is used for being abutted to the bottom of the positioning pin (4), and when the pressing mechanism (21) presses the positioning pin (4) into the insertion hole (111) of the output shaft pressure roller (1), the ejection oil cylinder (6) drives the ejection block (61) to eject the positioning pin (4).

6. The output shaft roller pressing tool according to claim 5, wherein: installation mechanism (3) include mounting panel (31), locating hole (323) are seted up on mounting panel (31), set up on mounting panel (31) with mounting groove (34) that the bottom of locating hole (323) is linked together, ejecting piece (61) slide and wear to locate in mounting groove (34).

7. The output shaft roller pressing tool according to claim 6, wherein: the mounting mechanism (3) further comprises a guide piece (35), and a guide hole (361) for the piston rod of the ejection oil cylinder (6) to penetrate in a sliding mode is formed in the guide piece (35).

8. The output shaft roller pressing tool according to claim 6, wherein: and a limiting groove (322) for the output shaft pressure roller (1) to slide and be embedded is arranged above the mounting plate (31).