CN213730404U

CN213730404U - Cutter head cutter special for machining S-shaped brake camshaft

Info

Publication number: CN213730404U
Application number: CN202022875644.9U
Authority: CN
Inventors: 王亚权; 刘建国; 张灿银
Original assignee: Jiangsu Weibo Machinery Manufacturing Co ltd
Current assignee: Jiangsu Weibo Machinery Manufacturing Co ltd
Priority date: 2020-12-02
Filing date: 2020-12-02
Publication date: 2021-07-20
Anticipated expiration: 2030-12-02

Abstract

The utility model discloses a cutter head cutter special for processing an S-shaped brake camshaft, which comprises a main body fixed rod component, a transmission circular plate punching component and a driven circular plate fillet component, wherein the main body fixed rod component comprises a sleeve and a conical connecting part; through the setting of first electric putter and transmission plectane subassembly that punches, can drive drilling motor and fixed plate and go up and down, and the setting through the drilling motor, can drive fixed plate and drilling rod and rotate, be convenient for punch to the braking camshaft that needs processing, and be convenient for protect the drilling rod, rethread second electric putter drives the telescopic design of loop bar subassembly, can avoid appearing rotating when the drilling rod punches, the condition that the influence punches appears, setting through fillet cutting edge and milling cutting edge, can mill and the fillet to the braking camshaft that needs processing, thereby can effectual solution needs the adjustment milling cutter that does not stop, still need the manual round angle of grinding simultaneously, the problem of operation ten minutes inconvenience.

Description

Cutter head cutter special for machining S-shaped brake camshaft

Technical Field

The utility model relates to a braking camshaft processing cutter technical field, more specifically say, it relates to the cutter head cutter of S type braking camshaft processing is exclusively used in.

Background

The brake camshaft is one of the core parts of a drum brake, and from the viewpoint of the requirements of use functions, high requirements are placed on the shape, dimensional accuracy and roughness of the contour surface of the camshaft. The actuating force of the S-shaped brake camshaft has a certain value to the force arm of the cam center and is irrelevant to the rotation angle of the cam, and the actuating force is constant no matter how the brake clearance and the brake shoe friction plate are worn, so that the S-shaped brake camshaft is more and more widely applied;

however, the existing S-shaped brake camshaft generally adopts an involute profile, the processing technology is complex, the camshaft needs to be fixed on a fixture of a milling machine, the milling cutter needs to be adjusted continuously, and meanwhile, the round angle needs to be ground manually, so that the operation is very inconvenient, and therefore, a milling head cutter specially used for processing the S-shaped brake camshaft is provided.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a cutter head cutter of S type brake camshaft processing is exclusively used in, characteristics that it had.

In order to achieve the above purpose, the utility model provides a following technical scheme:

cutter head cutter of S type brake camshaft processing is exclusively used in, including main part fixed rod subassembly, transmission plectane subassembly and the driven plectane fillet subassembly of punching, main part fixed rod subassembly includes sleeve pipe and awl type connecting portion, the top of awl type connecting portion is passed through the bearing with sheathed tube bottom and is rotated and be connected, the transmission plectane subassembly of punching is installed in the top of sleeve pipe inner chamber, driven plectane fillet subassembly is installed in the bottom of sleeve pipe inner chamber, the bottom of driven plectane fillet subassembly is fixed mutually with the top of awl type connecting portion.

Through adopting above-mentioned technical scheme, can only utilize this device just can once accomplish drilling, mill and the contour machining that the fillet was handled, need not frequent change cutter, very big saving time.

Preferably, the main body fixing rod assembly further comprises an inner thread groove and an outer thread rod, the inner thread groove is in threaded connection with the outer thread rod, milling cutter blades are fixedly connected to two sides of the outer surface of the sleeve, and a first through hole is formed in the surface of the conical connecting portion.

Through adopting above-mentioned technical scheme, be threaded connection formula design through interior thread groove and external screw thread pole, can be convenient for change sleeve pipe and inside device, avoid using the condition that appears wearing and tearing after a period, and be convenient for regular maintenance.

The preferred, the transmission plectane subassembly that punches includes first electric putter, the flexible end of first electric putter and the top fixed connection of transmission plectane subassembly that punches, the drilling motor is installed to the bottom of transmission plectane subassembly that punches, the output welding of drilling motor has the fixed plate, the welding of the bottom of fixed plate has the drilling rod, the bottom of fixed plate and the equal fixedly connected with cross fixture block in both sides that is located the drilling rod.

Through adopting above-mentioned technical scheme, through first electric putter's setting, can drive transmission plectane subassembly and the drilling motor downstream that punches, be convenient for extend to the sheathed tube outside with the drilling rod, punch to the braking camshaft.

The preferred, all around of driven plectane fillet subassembly surface all passes through the bearing rotation with sheathed tube inner wall and is connected, the second through-hole has been seted up on the surface of driven plectane fillet subassembly, the top of driven plectane fillet subassembly and the equal fixedly connected with second electric putter in both sides that are located the second through-hole, the welding of the flexible end of second electric putter has the lug, the cross draw-in groove has been seted up at the top of lug, and cross draw-in groove and cross fixture block looks adaptation.

Through adopting above-mentioned technical scheme, through second electric putter's setting, can be convenient for drive driven plectane fillet subassembly and rotate when drilling motor rotates with lug and cross fixture block joint to the fixed connection through toper type connecting portion and driven plectane fillet subassembly drives fillet cutting edge portion and rotates, carries out the effect in fillet to the braking camshaft.

Preferably, all fixedly connected with fillet sword edge portion all around of toper type connecting portion surface, the quantity of fillet sword edge portion is a plurality of, and is the equidistance and arranges.

The preferred, the flexible subassembly of top fixedly connected with loop bar of main part fixed rod subassembly, the flexible subassembly of loop bar includes the round bar, the round bar runs through and sets up in the inner chamber of the flexible subassembly of loop bar, the slot has all been seted up on the surface of the flexible subassembly of loop bar and round bar, the inner chamber of slot runs through and is provided with the fixed pin axle, the round bar is kept away from the round handle of one end fixedly connected with of the flexible subassembly of loop bar.

Through adopting above-mentioned technical scheme, can be convenient for adjust the length of pole and telescopic assembly of loop bar, the effect that convenient to use person adjusted according to the in-service use condition.

Preferably, a switch is installed on one side of the round handle away from the round rod, and an electrical output end of the switch is electrically connected with electrical input ends of the first electric push rod, the drilling motor and the second electric push rod through wires respectively.

Through adopting above-mentioned technical scheme, can convenient to use person control each electrical property device, the effect that the staff of being convenient for used.

To sum up, the utility model discloses following beneficial effect has:

through the setting of first electric putter and transmission plectane subassembly that punches, can drive drilling motor and fixed plate and go up and down, and the setting through the drilling motor, can drive fixed plate and drilling rod and rotate, be convenient for punch to the braking camshaft that needs processing, and be convenient for protect the drilling rod, rethread second electric putter drives the telescopic design of loop bar subassembly, can avoid appearing rotating when the drilling rod punches, the condition that the influence punches appears, setting through fillet cutting edge and milling cutting edge, can mill and the fillet to the braking camshaft that needs processing, thereby can effectual solution needs the adjustment milling cutter that does not stop, still need the manual round angle of grinding simultaneously, the problem of operation ten minutes inconvenience.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic structural view of the transmission circular plate punching assembly of the present invention;

figure 3 is a schematic structural view of a driven circular plate fillet assembly of the present invention;

fig. 4 is a schematic front structural view of the cone-shaped connecting portion of the present invention.

In the figure: 1. a body securing lever assembly; 11. an internal thread groove; 12. a sleeve; 13. an externally threaded rod; 14. milling a knife edge part; 15. a tapered connection portion; 16. a first through hole; 2. a transmission circular plate punching assembly; 21. a first electric push rod; 22. a drilling motor; 23. a fixing plate; 24. a drill stem; 25. a cross-shaped fixture block; 3. a driven circular plate fillet assembly; 31. a second through hole; 32. a second electric push rod; 33. a bump; 34. a cross clamping groove; 35. a rounded knife edge; 4. a loop bar telescoping assembly; 41. a round bar; 42. a slot; 43. fixing a pin shaft; 44. a round handle; 5. and (4) switching.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: the cutter head cutter special for processing the S-shaped brake camshaft comprises a main body fixing rod component 1, a transmission circular plate punching component 2 and a driven circular plate fillet component 3, wherein the main body fixing rod component 1 comprises a sleeve 12 and a conical connecting part 15, the top of the conical connecting part 15 is rotatably connected with the bottom of the sleeve 12 through a bearing, the transmission circular plate punching component 2 is installed at the top of an inner cavity of the sleeve 12, the driven circular plate fillet component 3 is installed at the bottom of the inner cavity of the sleeve 12, drilling, milling, fillet processing and anti-skid groove filing can be completed at one time only by using the device, frequent cutter replacement is not needed, time is greatly saved, the bottom of the driven circular plate fillet component 3 is fixed with the top of the conical connecting part 15, the main body fixing rod component 1 further comprises an internal thread groove 11 and an external thread rod 13, and the internal thread groove 11 is in threaded connection with the external thread rod 13, the equal fixedly connected with in both sides of sleeve pipe 12 surface mills cutting edge portion 14, and first through-hole 16 has been seted up on the surface of tapered connecting portion 15, can be convenient for change sleeve pipe 12 and inside device, avoids using the condition that appears wearing and tearing after a period, and is convenient for regular maintenance.

As shown in fig. 2, the driving circular plate punching assembly 2 includes a first electric push rod 21, a telescopic end of the first electric push rod 21 is fixedly connected with a top of the driving circular plate punching assembly 2, a drilling motor 22 is installed at a bottom of the driving circular plate punching assembly 2, a fixing plate 23 is welded at an output end of the drilling motor 22, a drill rod 24 is welded at a bottom of the fixing plate 23, cross fixture blocks 25 are fixedly connected to a bottom of the fixing plate 23 and two sides of the drill rod 24, so that the drill rod 24 can be conveniently retracted, the drill rod 24 is protected when not needed to be used, and the situation that the drill rod 24 is damaged and the drilling of the drill rod 24 is affected is avoided;

as shown in fig. 3, the periphery of the outer surface of the driven circular plate fillet assembly 3 is rotatably connected with the inner wall of the sleeve 12 through a bearing, the second through hole 31 is formed in the surface of the driven circular plate fillet assembly 3, the top of the driven circular plate fillet assembly 3 is positioned on the second through hole 31, and the second electric push rod 32 is fixedly connected with the two sides of the second through hole 32, the protruding block 33 is welded at the telescopic end of the second electric push rod 32, the cross-shaped clamping groove 34 is formed in the top of the protruding block 33, the cross-shaped clamping groove 34 is matched with the cross-shaped clamping block 25, so that the protruding block 33 is connected with the cross-shaped clamping block 25, the brake cam required to be processed can be rounded, the brake cam is automatically separated when the brake cam is not required to be used, and the brake cam is convenient for a user to operate.

As shown in fig. 4, the rounded corner blade portions 35 are fixedly connected to the periphery of the outer surface of the tapered connecting portion 15, the rounded corner blade portions 35 are arranged in equal intervals, and the design of the rounded corner blade portions 35 provides a better effect of corner rounding.

As shown in fig. 1, the flexible subassembly 4 of top fixedly connected with loop bar of main part fixed rod subassembly 1, the flexible subassembly 4 of loop bar includes round bar 41, round bar 41 runs through and sets up in the inner chamber of the flexible subassembly 4 of loop bar, slot 42 has all been seted up on the surface of the flexible subassembly 4 of loop bar and round bar 41, slot 42's inner chamber runs through and is provided with fixed pin axle 43, round bar 41 keeps away from the circular handle 44 of the one end fixedly connected with of the flexible subassembly 4 of loop bar, can convenient to use person operate each electrical component, and be convenient for close when not needing to use, avoid causing the extravagant condition of electric power resource to appear.

The working principle is as follows: when the brake cam to be processed is processed, the switch 5 is used for turning on the first electric push rod 21 and the drilling motor 22 to work, the first electric push rod 21 drives the transmission circular plate punching assembly 2 to move downwards, the drilling motor 22 drives the fixing plate 23 and the drill rod 24 to rotate, the brake cam is drilled, the drill rod 24 is withdrawn after the drilling is finished, the brake cam can be milled only by milling the blade part 14 after the drilling is finished, and after the milling is finished, the second electric push rod 32 drives the convex block 33 and the cross slot 34 to move upwards to be clamped with the cross block 25, the conical connecting part 15 and the round-angle blade part 35 can be driven to rotate, the milled brake cam is rounded, therefore, the problems that the milling cutter needs to be adjusted ceaselessly, round corners need to be manually ground, and the operation is very inconvenient can be effectively solved.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims

1. Cutter head cutter of S type braking camshaft processing is exclusively used in, including main part fixed rod subassembly (1), transmission plectane subassembly (2) and driven plectane fillet subassembly (3) of punching, main part fixed rod subassembly (1) is including sleeve pipe (12) and awl type connecting portion (15), the top of awl type connecting portion (15) is passed through the bearing with the bottom of sleeve pipe (12) and is rotated and be connected its characterized in that: the driving circular plate punching assembly (2) is installed at the top of the inner cavity of the sleeve (12), the driven circular plate fillet assembly (3) is installed at the bottom of the inner cavity of the sleeve (12), and the bottom of the driven circular plate fillet assembly (3) is fixed with the top of the conical connecting portion (15).

2. The milling head cutter special for machining of S-shaped brake camshafts according to claim 1, wherein: the fixed pole subassembly of main part (1) still includes internal thread groove (11) and external screw thread pole (13), internal thread groove (11) and external screw thread pole (13) threaded connection, the equal fixedly connected with in both sides of sleeve pipe (12) surface mills cutting edge portion (14), first through-hole (16) have been seted up on the surface of toper type connecting portion (15).

3. The milling head cutter special for machining of S-shaped brake camshafts according to claim 1, wherein: the transmission plectane subassembly (2) of punching includes first electric putter (21), the flexible end of first electric putter (21) and the top fixed connection of transmission plectane subassembly (2) of punching, the transmission plectane is punched the bottom of subassembly (2) and is installed drilling motor (22), the output welding of drilling motor (22) has fixed plate (23), the bottom welding of fixed plate (23) has drilling rod (24), the equal fixedly connected with cross fixture block (25) in both sides of the bottom of fixed plate (23) and be located drilling rod (24).

4. The milling head cutter special for machining of S-shaped brake camshafts according to claim 1, wherein: all pass through the bearing rotation with the inner wall of sleeve pipe (12) around driven plectane fillet subassembly (3) surface and be connected, second through-hole (31) have been seted up on the surface of driven plectane fillet subassembly (3), the top of driven plectane fillet subassembly (3) and the equal fixedly connected with second electric putter (32) in both sides that are located second through-hole (31), the flexible end welding of second electric putter (32) has lug (33), cross draw-in groove (34) have been seted up at the top of lug (33), and cross draw-in groove (34) and cross draw-in block (25) looks adaptation.

5. The milling head cutter special for machining of S-shaped brake camshafts according to claim 1, wherein: equal fixedly connected with fillet sword edge portion (35) all around of awl type connecting portion (15) surface, the quantity of fillet sword edge portion (35) is a plurality of, and is the equidistance and arranges.

6. The milling head cutter special for machining of S-shaped brake camshafts according to claim 1, wherein: the telescopic assembly of top fixedly connected with loop bar (4) of main part fixed rod subassembly (1), the telescopic assembly of loop bar (4) includes round bar (41), round bar (41) run through and set up in the inner chamber of telescopic assembly of loop bar (4), slot (42) have all been seted up on the surface of telescopic assembly of loop bar (4) and round bar (41), the inner chamber of slot (42) runs through and is provided with fixed pin axle (43), the round bar (41) are kept away from the circular handle (44) of the one end fixedly connected with of telescopic assembly of loop bar (4).

7. The milling head cutter special for machining of S-shaped brake camshafts according to claim 6, wherein: switch (5) are installed to one side that round handle (44) kept away from round bar (41), the electrical output of switch (5) passes through the wire respectively with the electrical input electric connection of first electric putter (21), drilling motor (22) and second electric putter (32).