CN117207100A - Telescopic reducing bracket assembly and application - Google Patents
Telescopic reducing bracket assembly and application Download PDFInfo
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- CN117207100A CN117207100A CN202311178100.9A CN202311178100A CN117207100A CN 117207100 A CN117207100 A CN 117207100A CN 202311178100 A CN202311178100 A CN 202311178100A CN 117207100 A CN117207100 A CN 117207100A
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- 238000005096 rolling process Methods 0.000 claims description 14
- 238000005553 drilling Methods 0.000 claims description 9
- 238000003466 welding Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 description 5
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 2
- 229910052744 lithium Inorganic materials 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010297 mechanical methods and process Methods 0.000 description 1
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Abstract
The invention discloses a telescopic reducing bracket assembly and application, comprising an upper hinge seat, a lower hinge seat, supporting rods and a hinge seat interval adjuster, wherein the hinge seat interval adjuster is connected between the upper hinge seat and the lower hinge seat and used for changing the distance between the upper hinge seat and the lower hinge seat, the supporting rods comprise N upper supporting rods arranged on the upper hinge seat at intervals along the circumferential direction and N lower supporting rods arranged on the lower hinge seat at intervals along the circumferential direction, one ends of the N upper supporting rods are respectively connected with the upper hinge seat in a rotating way through first hinge shafts, one ends of the N lower supporting rods are respectively connected with the lower hinge seat in a rotating way through first hinge shafts, and the other ends of the N upper supporting rods are respectively correspondingly connected with the other ends of the N lower supporting rods in a rotating way through second hinge shafts. The invention improves the universality of special process equipment such as supporting and positioning tools, action professional tools and the like, thereby reducing the cost of the special process equipment.
Description
Technical Field
The invention relates to the technical field of mechanical process equipment, in particular to a telescopic variable-diameter bracket assembly and application.
Background
In the machine-building industry, it relates to the manufacture of many parts of the revolution body type (such as cylinder, gear, flange, etc.). In order to ensure the manufacturing quality and the manufacturing efficiency of the revolving body type parts, a plurality of specific special tools, such as a supporting and positioning tool, an action specialized tool and the like, are generally configured during mass production of the parts. However, since the number of specifications of the revolving body type parts is large, a large number of special tools are generally required to be arranged in order to be able to accommodate the production of the revolving body type parts with different specifications, thereby increasing the cost of special process equipment.
Disclosure of Invention
In order to solve the problems, the invention provides a telescopic reducing bracket assembly and application thereof, which aim to improve the universality of special process equipment such as supporting and positioning tools, action specialized tools and the like, thereby reducing the cost of the special process equipment. The specific technical scheme is as follows:
the utility model provides a scalable reducing bracket assembly, includes hinge seat, lower hinge seat, bracing piece, connects go up the hinge seat with be used for changing between the lower hinge seat go up the hinge seat with the hinge seat interval adjuster of distance between the lower hinge seat, the bracing piece is including setting up go up the last N of follow circumference interval arrangement of hinge seat and setting up down the last N of follow circumference interval arrangement of hinge seat down the bracing piece, just the one end of N go up the bracing piece respectively through first hinge with go up the hinge seat and rotate and be connected, the one end of N down the bracing piece respectively through first hinge with lower hinge seat rotates and is connected, the other end of N go up the bracing piece respectively correspond with the other end of N down the bracing piece passes through the second hinge and realizes rotating and be connected.
As one of preferable schemes of the hinge seat spacing adjuster, the hinge seat spacing adjuster is a basket bolt; the flower basket bolt comprises an annular piece, an upper stud and a lower stud which are respectively integrally connected with the upper end and the lower end of the annular piece, the upper stud is in threaded fit connection with a central threaded hole on the upper hinge seat, and the lower stud is in threaded fit connection with a central threaded hole on the lower hinge seat.
As a second preferred scheme of the hinge seat spacing adjuster, the hinge seat spacing adjuster is an air cylinder, a cylinder body of the air cylinder is fixedly connected with the upper hinge seat, and a piston rod of the air cylinder is fixedly connected with the lower hinge seat.
As a third preferred scheme of the hinge seat spacing adjuster, the hinge seat spacing adjuster is a servo electric push rod, a base of the servo electric push rod is fixedly connected with the upper hinge seat, and a telescopic rod of the servo electric push rod is fixedly connected with the lower hinge seat.
Preferably, a pressure sensor is arranged on the telescopic rod of the servo electric push rod.
Preferably, the N upper support rods and the N lower support rods are uniformly arranged at intervals along the circumferential direction.
More preferably, the number N of the upper support rods and the lower support rods is 3-48, and the number of the upper support rods and the number of the lower support rods are the same.
As one of the application cases of the telescopic reducing bracket assembly, the telescopic reducing bracket assembly is used for anti-deformation support during cylinder welding; when the telescopic reducing bracket assembly is used, the telescopic reducing bracket assembly is placed in the inner hole of the cylinder body, and the end part, leaning against the second hinge shaft, of each supporting rod is propped against the inner hole wall of the cylinder body through the operation of the hinge seat interval adjuster.
As a second application case of the telescopic reducing bracket component, two ends of the second hinge shaft are respectively provided with a pair of deburring rolling wheels correspondingly through bearings, the telescopic reducing bracket component is used for deburring the edge of a key notch of a spline hole of a workpiece, and the hinge seat interval regulator adopts an air cylinder; when the telescopic reducing bracket assembly is used, the telescopic reducing bracket assembly is placed in a spline hole of a workpiece, a pair of rolling wheels at two ends of the second hinge shaft correspondingly contact with two side edges of a key groove of the spline hole under the action of the air cylinder, and the telescopic reducing bracket assembly is driven to integrally reciprocate along the central axis direction of the spline hole so as to drive the pair of deburring rolling wheels to realize rolling deburring on the key groove edges of the spline hole.
Preferably, the deburring device is also provided with a portal frame, a lifting mechanism arranged at the top of the portal frame and a deburring workbench arranged at the middle bottom of the portal frame in a matched mode, a cylinder body of the cylinder is fixed on the lifting mechanism, and when the deburring device is used, a workpiece is positioned and fixed through a positioning tool arranged on the deburring workbench.
Preferably, the positioning tool on the deburring workbench is a chuck.
Preferably, a limit switch for controlling the up-down movement range of the telescopic reducing bracket component can also be arranged on the portal frame.
As a third application case of the telescopic reducing bracket assembly, the telescopic reducing bracket assembly is used for dotting operation before drilling of a large flange piece, the hinge seat interval adjuster adopts a servo electric push rod, a pair of directional control rods are further arranged between the upper support rod and the lower support rod for dotting operation, one ends of the directional control rods are respectively in rotary connection with the upper support rod and the lower support rod through a third hinge shaft, and the other ends of the directional control rods are in rotary connection through a fourth hinge shaft; a horizontal cross rod is rotatably arranged at one end of the second hinge shaft, a hole seat is arranged on the fourth hinge shaft, a transverse through hole is arranged on the hole seat, and the horizontal cross rod is in sliding fit with the transverse through hole; the horizontal cross rod is provided with a dotting assembly, and the dotting assembly comprises an electric engraving pen which is arranged on the horizontal cross rod and is arranged with a pen point downwards.
Preferably, a lithium battery is arranged in the electric carving pen, and a pen point part of the electric carving pen can rotate at a high speed after being electrified, so that dotting operation is realized.
Preferably, a portal frame and a dotting workbench positioned at the middle bottom of the portal frame are also arranged in a matched manner, the base of the servo electric push rod is fixed on the lifting mechanism, and the large flange piece is positioned and fixed through a positioning tool arranged on the dotting workbench when in use; the automatic dotting device comprises a carving pen mounting seat fixed on the horizontal cross rod, a lifting collet chuck moving along the up-down direction and arranged in an inner hole of the carving pen mounting seat, an anti-rotation key is arranged between the lifting collet chuck and the inner hole of the carving pen mounting seat, an upper check ring is arranged on the outer circle of the upper end of the lifting collet chuck, a lower retaining shoulder is arranged on the outer circle of the lower end of the lifting collet chuck, a jacking spring for jacking the lifting collet chuck downwards is arranged between the lower end face of the carving pen mounting seat and the lower retaining shoulder of the lifting collet chuck, an electric carving pen is fixed in the lifting collet chuck, a self-resetting start-stop button is arranged at the top of the electric carving pen, and button baffles for retaining the self-resetting start-stop button are arranged above the self-resetting start-stop button on the horizontal cross rod at intervals.
The anti-rotation key is arranged between the lifting collet chuck and the inner hole of the engraving pen mounting seat, so that the lifting collet chuck can only lift but not rotate.
Preferably, the lifting mechanism and the servo electric push rod are connected with a dotting control system.
When in dotting operation, the pitch circle diameter of dotting is adjusted through the servo electric push rod, the large flange part is mounted on the positioning tool of the dotting workbench, then the lifting mechanism is started, the whole telescopic reducing support assembly moves downwards, in the whole telescopic reducing support assembly moving downwards, the electric engraving pen on the telescopic reducing support assembly is firstly contacted with the plane of the large flange part, then the electric engraving pen overcomes the pressure of the jacking spring and moves upwards until the self-reset opening and closing button at the top of the electric engraving pen is contacted with the button baffle plate and the self-reset opening and closing button is pressed, the electric engraving pen is connected with the power supply to realize dotting operation on the large flange part, the whole telescopic reducing support assembly moves upwards after dotting, the electric engraving pen is reset downwards and then the power supply is disconnected, and dotting of the large flange part is completed.
And after the large flange piece is dotted, moving the large flange piece to a drilling machine, and drilling equal-division holes on the flange by taking the dotted position as a reference.
The beneficial effects of the invention are as follows:
firstly, the telescopic reducing bracket component and the application thereof can realize the diameter adjustment of the telescopic reducing bracket component through the hinge seat interval adjuster, and can be applied to support positioning tools and action professional tools of revolving body parts with different specifications, thereby greatly reducing the cost of special process equipment.
Secondly, the telescopic reducing bracket assembly and the application thereof realize deburring of key slot edges of the spline inner hole on a workpiece by arranging the pair of rolling wheels on the telescopic reducing bracket assembly, and the burrs of the edge of all key slots on the spline inner hole can be removed at the same time, so that the deburring efficiency of the key slot edges on the spline inner hole is greatly improved.
Thirdly, according to the telescopic reducing bracket assembly and the application, the dotting assembly is arranged on the telescopic reducing bracket assembly, so that dotting processing of equally-divided holes with different pitch diameters can be realized, and the accuracy of subsequent drilling processing is improved; and N dotting positions can be simultaneously dotted, so that the dotting operation efficiency is higher. In addition, according to the flange of different specifications, the pitch circle diameter of dotting can be adjusted through the servo electric push rod, and the universality is good.
Drawings
FIG. 1 is a schematic view of a telescopic diameter-variable bracket assembly of the present invention;
FIG. 2 is one of the partial enlarged views of FIG. 1;
FIG. 3 is a second enlarged view of a portion of FIG. 1;
FIG. 4 is one application case of a telescoping variable diameter bracket assembly of the present invention (anti-deformation support for barrel welding);
FIG. 5 is a second application case of a telescoping variable diameter bracket assembly of the present invention (key slot edge deburring for workpiece splined holes);
FIG. 6 is a schematic view (top view) of the portion of FIG. 5 involving the deburring roller wheel;
FIG. 7 is a third application case of a telescopic diameter-variable bracket assembly of the present invention (for dotting operation before drilling large flange pieces);
fig. 8 is a partial enlarged view of fig. 7.
In the figure: 1. the telescopic reducing bracket component comprises 2 parts, namely an upper hinge seat, 3 parts, a lower hinge seat, 4 parts, an upper supporting rod, 5 parts, a lower supporting rod, 6 parts, a first hinge shaft, 7 parts, a second hinge shaft, 8 parts, a basket bolt, 9 parts, a ring part, 10 parts, an upper stud, 11 parts, a lower stud, 12 parts, a cylinder, 13 parts, a servo electric push rod, 14 parts, a pressure sensor, 15 parts, a cylinder body, 16 parts, a deburring rolling wheel, 17 parts, a lifting mechanism, 18 parts, a splined hole, 19 parts, a key slot, 20 parts, a portal frame, 21 parts, a deburring workbench, 22 parts, a positioning tool, 23 parts, a piston rod, 24 parts, a large flange part, 25 parts, a directional control rod, 26 parts, a third hinge shaft, 27 parts, a fourth hinge shaft, 28 parts, a horizontal cross rod, 29 parts, a dotting component, 30 parts, an electric carving pen, 31 parts, a dotting workbench, 32 parts, a carving pen mounting seat, 33 parts, a lifting collet, 34 parts, a jacking spring, 35 parts, a self-resetting button, 36 parts, button baffle plates, 37 parts, upper retaining rings, 38 parts, lower shoulders, 39 parts, opening and closing rods, 40 parts, hole blocks, 40 parts, hole holders, a hole and a large-holding seat, a large flange part, a and a frame, and a 25, a and a hole
Detailed Description
The following describes the embodiments of the present invention further with reference to the drawings and examples. The following examples are only for more clearly illustrating the technical aspects of the present invention, and are not intended to limit the scope of the present invention.
Example 1:
an embodiment of a telescopic variable diameter support assembly according to the present invention is shown in fig. 1 to 8, and includes an upper hinge base 2, a lower hinge base 3, support rods, and a hinge base space adjuster connected between the upper hinge base 2 and the lower hinge base 3 for changing a distance between the upper hinge base 2 and the lower hinge base 3, the support rods include N upper support rods 4 disposed on the upper hinge base 2 at intervals in a circumferential direction and N lower support rods 5 disposed on the lower hinge base 3 at intervals in a circumferential direction, one ends of the N upper support rods 4 are respectively rotatably connected with the upper hinge base 2 through first hinge shafts 6, one ends of the N lower support rods 5 are respectively rotatably connected with the lower hinge base 3 through first hinge shafts 6, and the other ends of the N upper support rods 4 are respectively and correspondingly rotatably connected with the other ends of the N lower support rods 5 through second hinge shafts 7.
As one of preferable schemes of the hinge base spacing adjuster in the present embodiment, the hinge base spacing adjuster is a basket bolt 8; the basket bolt 8 comprises an annular piece 9, an upper stud 10 and a lower stud 11 which are respectively and integrally connected with the upper end and the lower end of the annular piece 9, the upper stud 10 is in threaded fit connection with a central threaded hole on the upper hinge seat 2, and the lower stud 11 is in threaded fit connection with a central threaded hole on the lower hinge seat 3.
As a second preferred aspect of the hinge base spacing adjuster in this embodiment, the hinge base spacing adjuster is a cylinder 12, a cylinder body of the cylinder 12 is fixedly connected with the upper hinge base 2, and a piston rod 23 of the cylinder 12 is fixedly connected with the lower hinge base 3.
As a third preferred aspect of the hinge base spacing adjuster in this embodiment, the hinge base spacing adjuster is a servo electric push rod 13, a base of the servo electric push rod 13 is fixedly connected with the upper hinge base 2, and a telescopic rod 39 of the servo electric push rod 13 is fixedly connected with the lower hinge base 3.
Preferably, a pressure sensor 14 is provided on the telescopic rod 39 of the servo electric push rod 13.
Preferably, the N upper support bars 4 and the N lower support bars 5 are uniformly arranged at intervals along the circumferential direction, respectively.
More preferably, the number N of the upper support bars 4 and the lower support bars 5 is 3 to 48, respectively, and the number of the upper support bars 4 and the lower support bars 5 is the same.
Example 2:
as one of the application cases of the telescopic reducing bracket assembly in the present embodiment, the telescopic reducing bracket assembly 1 is used for anti-deformation support during welding of the cylinder 15; when in use, the telescopic reducing bracket component 1 is placed in the inner hole of the cylinder body 15, and the end part of each supporting rod, which is close to the second hinge shaft 7, is propped against the inner hole wall of the cylinder body 15 by operating the hinge seat interval regulator.
Example 3:
as a second application case of the telescopic reducing bracket assembly in this embodiment, two ends of the second hinge shaft 7 are respectively and correspondingly provided with a pair of deburring rolling wheels 16 through bearings 41, the telescopic reducing bracket assembly 1 is used for deburring the edges of the keyways 19 of the splined holes 18 of the workpiece 42, and the hinge base spacing adjuster adopts an air cylinder 12; when in use, the telescopic reducing bracket assembly 1 is placed in the spline hole 18 of the workpiece 42, and under the action of the cylinder 12, the pair of rolling wheels 16 at two ends of the second hinge shaft 7 correspondingly contact with two side edges of the key groove 19 of the spline hole 18, and the rolling deburring is realized on the edge of the key groove 19 of the spline hole 18 by the pair of deburring rolling wheels 16 driven by the whole reciprocating movement of the telescopic reducing bracket assembly 1 along the central axis direction of the spline hole 18.
Preferably, the deburring device is also provided with a portal frame 20, a lifting mechanism 17 arranged at the top of the portal frame 20 and a deburring workbench 21 arranged at the middle bottom position of the portal frame 20 in a matched mode, the cylinder body of the cylinder 12 is fixed on the lifting mechanism 17, and when in use, the workpiece 42 is positioned and fixed through a positioning tool 22 arranged on the deburring workbench 21.
Preferably, the positioning tool 22 on the deburring working table 21 is a chuck.
Preferably, a limit switch (not shown) for controlling the up-and-down movement range of the telescopic reducing bracket assembly 1 may be further provided on the gantry 20.
Example 4:
as a third application case of the telescopic reducing bracket assembly in the present embodiment, the telescopic reducing bracket assembly 1 is used for dotting operation before drilling the large flange 24, the hinge base spacing adjuster adopts a servo electric push rod 13, a pair of directional control rods 25 are further disposed between the upper support rod 4 and the lower support rod 5 in the telescopic reducing bracket assembly 1 for dotting operation, one ends of the pair of directional control rods 25 are respectively rotatably connected with the upper support rod 4 and the lower support rod 5 through a third hinge shaft 26, and the other ends of the pair of directional control rods 25 are rotatably connected through a fourth hinge shaft 27; a horizontal cross rod 28 is rotatably arranged at one end of the second hinge shaft 7, a hole seat 40 is arranged on the fourth hinge shaft 27, a transverse through hole is arranged on the hole seat 40, and the horizontal cross rod 28 is in sliding fit with the transverse through hole; the horizontal cross bar 28 is provided with a dotting assembly 29, and the dotting assembly 29 comprises an electric engraving pen 30 which is arranged on the horizontal cross bar 28 and is arranged with a pen point facing downwards.
Preferably, a lithium battery is built in the electric carving pen 30, and after the electric carving pen 30 is electrified, the pen point part of the electric carving pen 30 can rotate at a high speed, so that dotting operation is realized.
Preferably, a portal frame 20 and a dotting workbench 31 positioned at the middle bottom of the portal frame 20 are also arranged in a matched manner, the base of the servo electric push rod 13 is fixed on the lifting mechanism 17, and the large flange piece 24 is positioned and fixed through a positioning tool 22 arranged on the dotting workbench 31 in use; the dotting assembly 29 further comprises a dotting automatic opening and closing device arranged on the horizontal cross rod 28, the dotting automatic opening and closing device comprises a carving pen mounting seat 32 fixed on the horizontal cross rod 28 and a lifting collet 33 movably arranged in an inner hole of the carving pen mounting seat 32 along the up-down direction, an anti-rotation key (not shown in the drawing) is arranged between the lifting collet 33 and the inner hole of the carving pen mounting seat 32, an upper retainer ring 37 is arranged on the outer circle of the upper end of the lifting collet 33, a lower retainer shoulder 38 is arranged on the outer circle of the lower end of the lifting collet 33, a pressing spring 34 for pressing the lifting collet 33 downwards is arranged between the lower end surface of the carving pen mounting seat 32 and the lower retainer shoulder 38 of the lifting collet 33, the electric carving pen 30 is fixed in the lifting collet 33, a self-resetting button 35 is arranged on the top of the electric carving pen 30, and a button 36 for retaining the self-resetting retainer ring 35 is arranged on the horizontal cross rod 28 at intervals above the self-resetting button 35.
The anti-rotation key is arranged between the lifting collet 33 and the inner hole of the engraving pen mounting seat 32, so that the lifting collet 33 can only lift but not rotate.
Preferably, the lifting mechanism 17 and the servo electric push rod 13 are connected with a dotting control system.
During dotting operation, the pitch circle diameter of dotting is adjusted through the servo electric push rod 13, the large flange piece 24 is mounted on the positioning tool of the dotting workbench 31, then the lifting mechanism 17 is started, the whole telescopic reducing support assembly 1 moves downwards, in the whole telescopic reducing support assembly 1 moving downwards, the electric engraving pen 30 on the telescopic reducing support assembly 1 is firstly contacted with the plane of the large flange piece 24, then the electric engraving pen 30 overcomes the pressure of the top pressure spring 34 and moves upwards until the self-reset opening and closing button 35 at the top of the electric engraving pen 30 is contacted with the button baffle 36, the self-reset opening and closing button 35 is pressed, the electric engraving pen 30 is connected with a power supply to realize dotting operation on the large flange piece 24, the whole telescopic reducing support assembly 1 moves upwards after dotting, and the electric engraving pen 30 is disconnected after being reset downwards, and dotting of the large flange piece 24 is completed.
After the large flange member 24 is spotted, the large flange member 24 is moved to a drilling machine, and the drilling operation of equally dividing holes in the upper surface of the flange is performed with the spotting position as a reference.
The foregoing is merely a preferred embodiment of the present invention, and it should be noted that it will be apparent to those skilled in the art that several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the scope of the invention.
Claims (10)
1. The utility model provides a scalable reducing support subassembly, its characterized in that, is in including last hinge seat, lower hinge seat, bracing piece, connection be in go up the hinge seat with be used for the change between the lower hinge seat go up the hinge seat with the hinge seat interval adjuster of distance down between the hinge seat, the bracing piece is including setting up go up the last N of arranging along circumference interval on the hinge seat and setting up down along circumference interval on the hinge seat and arrange down the bracing piece, just the one end of N go up the bracing piece respectively through first hinge with go up the hinge seat and rotate and be connected, the one end of N down the bracing piece respectively through first hinge with down the hinge seat rotates to be connected, the other end of N go up the bracing piece respectively correspond with the other end of N down the bracing piece passes through the second hinge and realizes rotating to be connected.
2. The telescopic reducing bracket assembly of claim 1, wherein the hinge base spacing adjuster is a stud; the flower basket bolt comprises an annular piece, an upper stud and a lower stud which are respectively integrally connected with the upper end and the lower end of the annular piece, the upper stud is in threaded fit connection with a central threaded hole on the upper hinge seat, and the lower stud is in threaded fit connection with a central threaded hole on the lower hinge seat.
3. The telescopic reducing bracket assembly according to claim 1, wherein the hinge seat spacing adjuster is a cylinder, a cylinder body of the cylinder is fixedly connected with the upper hinge seat, and a piston rod of the cylinder is fixedly connected with the lower hinge seat.
4. The telescopic reducing bracket assembly according to claim 1, wherein the hinge base spacing adjuster is a servo electric push rod, a base of the servo electric push rod is fixedly connected with the upper hinge base, and a telescopic rod of the servo electric push rod is fixedly connected with the lower hinge base.
5. The telescopic reducing bracket assembly of claim 4, wherein the telescopic rod of the servo electric push rod is provided with a pressure sensor.
6. The telescopic reducing bracket assembly of claim 1, wherein the N upper support bars and the N lower support bars are uniformly arranged at intervals in a circumferential direction, respectively.
7. Use of a telescopic reducing bracket assembly according to any of claims 1 to 6, for deformation-proof support during welding of a cylinder; when the telescopic reducing bracket assembly is used, the telescopic reducing bracket assembly is placed in the inner hole of the cylinder body, and the end part, leaning against the second hinge shaft, of each supporting rod is propped against the inner hole wall of the cylinder body through the operation of the hinge seat interval adjuster.
8. The application of the telescopic reducing bracket assembly according to any one of claims 3 or 4, wherein two ends of the second hinge shaft are respectively provided with a pair of deburring rolling wheels correspondingly through bearings, the telescopic reducing bracket assembly is used for deburring the key slot edges of a workpiece spline hole, and the hinge seat interval adjuster adopts an air cylinder; when the telescopic reducing bracket assembly is used, the telescopic reducing bracket assembly is placed in a spline hole of a workpiece, a pair of rolling wheels at two ends of the second hinge shaft correspondingly contact with two side edges of a key groove of the spline hole under the action of the air cylinder, and the telescopic reducing bracket assembly is driven to integrally reciprocate along the central axis direction of the spline hole so as to drive the pair of deburring rolling wheels to realize rolling deburring on the key groove edges of the spline hole.
9. The application of the telescopic reducing bracket assembly according to claim 8, wherein the telescopic reducing bracket assembly is used for dotting operation before drilling of a large flange piece, the hinge seat interval adjuster adopts a servo electric push rod, a pair of directional control rods are further arranged between the upper support rod and the lower support rod for dotting operation, one ends of the directional control rods are respectively in rotary connection with the upper support rod and the lower support rod through a third hinge shaft, and the other ends of the directional control rods are in rotary connection through a fourth hinge shaft; a horizontal cross rod is rotatably arranged at one end of the second hinge shaft, a hole seat is arranged on the fourth hinge shaft, a transverse through hole is arranged on the hole seat, and the horizontal cross rod is in sliding fit with the transverse through hole; the horizontal cross rod is provided with a dotting assembly, and the dotting assembly comprises an electric engraving pen which is arranged on the horizontal cross rod and is arranged with a pen point downwards.
10. The application of the telescopic reducing bracket assembly according to claim 9, further comprising a portal frame and a dotting workbench positioned at the middle bottom of the portal frame, wherein the base of the servo electric push rod is fixed on the lifting mechanism, and the large flange piece is positioned and fixed through a positioning tool arranged on the dotting workbench in use; the automatic dotting device comprises a carving pen mounting seat fixed on the horizontal cross rod, a lifting collet chuck moving along the up-down direction and arranged in an inner hole of the carving pen mounting seat, an anti-rotation key is arranged between the lifting collet chuck and the inner hole of the carving pen mounting seat, an upper check ring is arranged on the outer circle of the upper end of the lifting collet chuck, a lower retaining shoulder is arranged on the outer circle of the lower end of the lifting collet chuck, a jacking spring for jacking the lifting collet chuck downwards is arranged between the lower end face of the carving pen mounting seat and the lower retaining shoulder of the lifting collet chuck, an electric carving pen is fixed in the lifting collet chuck, a self-resetting start-stop button is arranged at the top of the electric carving pen, and button baffles for retaining the self-resetting start-stop button are arranged above the self-resetting start-stop button on the horizontal cross rod at intervals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311178100.9A CN117207100A (en) | 2023-09-13 | 2023-09-13 | Telescopic reducing bracket assembly and application |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311178100.9A CN117207100A (en) | 2023-09-13 | 2023-09-13 | Telescopic reducing bracket assembly and application |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117207100A true CN117207100A (en) | 2023-12-12 |
Family
ID=89043678
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311178100.9A Pending CN117207100A (en) | 2023-09-13 | 2023-09-13 | Telescopic reducing bracket assembly and application |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117207100A (en) |
-
2023
- 2023-09-13 CN CN202311178100.9A patent/CN117207100A/en active Pending
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