Carbide becomes cutting tool for machining
Technical Field
The utility model belongs to the technical field of machining, and particularly relates to a hard alloy forming cutter for machining.
Background
The metal processing prop is a field with mature technology, the cutters are diversified, and a quite complete cutter design and manufacturing method is formed, but with the increasingly fierce competition of the processing industry, the requirements of various special-shaped workpieces, particularly the requirements of the workpieces on the processing precision and the working efficiency are higher and higher, and the requirements of the processing cutters are also increasingly improved.
Original for machining carbide profiled knife in the course of working, tool bit and sword tooth part wearing and tearing are serious, often the cutter uses after a period, tool bit and sword tooth are impaired, warp, can't continue work, and this also leads to whole cutter to be unable to use, and the cutter all the other partial wearing and tearing are little, and this mode manufacturing cost is very big, and use cost is also very high moreover.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems in the prior art, the utility model provides the hard alloy forming cutter for machining, which has the characteristics of simple structure, compact connection, convenience in use and cost reduction.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a carbide becomes into shape sword for machining, includes the sword tail, the sword tail rear end is established to the multilateral shape of being convenient for clamping effect, and the front end is equipped with the locating piece that is used for the location installation effect, be equipped with in the sword tail with locating piece fixed connection effect the screw hole, sword tail one end is connected with the locating piece through the screw hole, be equipped with the locking square groove that is used for limiting displacement in the locating piece, the locating piece is connected with the square piece through locking square groove, the square piece other end is connected through the circular slot fish blade body, sword tail port is equipped with the annular boss that is used for the locating effect, sword tail annular boss department is equipped with the go-between groove that is used for connecting the spacing fixed displacement of annular piece, the connect ring groove is connected with the sword body through connecting the annular piece, sword body department is equipped with the annular recess that is used for annular boss connection effect.
As a preferred technical scheme of the hard alloy forming cutter for machining, a second gear mechanism for transmission is sleeved at the lower end of the positioning block, two ends of the second gear mechanism are meshed with the rack mechanism through tooth grooves, the other end of the rack mechanism is meshed with the right-angle helical gear mechanism through tooth grooves, the right-angle helical gear mechanism is meshed with the first gear mechanism through tooth grooves, the first gear mechanism is connected with the connecting ring-shaped block through a connecting rod, and the connecting ring-shaped block is fixed with the annular boss of the cutter body through a connecting annular groove.
According to the preferable technical scheme of the hard alloy forming cutter for machining, two ends of the connecting ring-shaped block are movably limited through the telescopic limiting grooves, the other end of the connecting ring-shaped block is fixedly connected with the connecting rod, and the lower end of the connecting rod is provided with a tooth groove for meshing transmission with the first gear mechanism.
According to the preferable technical scheme of the hard alloy forming cutter for machining, the cutter tail is in threaded connection with the positioning block through the threaded hole, the cutter body is connected with the square block through the locking square groove, and the other end of the square block is fixedly connected with the cutter body.
According to the preferable technical scheme of the hard alloy forming cutter for machining, cutter teeth for friction cutting are arranged at the cutter body, tooth grooves are uniformly distributed at the cutter teeth, and the outer ends of the tooth grooves of the cutter teeth are provided with arc-shaped chamfers.
According to the preferable technical scheme of the hard alloy forming cutter for machining, the front end of the cutter body is provided with the cutter head for drilling, and an included angle formed between the two ends of the cutter head is 120 degrees.
Compared with the prior art, the utility model has the beneficial effects that: through the setting of going up the ring piece, the locating piece drives rack mechanism through No. two gear mechanism, rack mechanism drives a gear mechanism through right angle skewed tooth mechanism and rotates, No. one gear mechanism passes through the connecting rod and drives and connect the annular piece and remove, this setting divide into two parts with the cutter, be convenient for change the blade, reduce use cost, simultaneously can reduce to sword tail material requirement, reduce manufacturing cost, produce same effect, the practicality is better, setting through sword body department, this department increases the area of contact with the work piece through the sword tooth, improve the surface accuracy of work efficiency and processing, establish to circular-arcly simultaneously the outer end, reduce the impact stress with the work piece, effectual reduction deformation stress, improve the life of sword body.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the structure of the cutter tail of the present invention;
FIG. 3 is a schematic view of features at the cutting head of the present invention;
FIG. 4 is a schematic view of the joint of the positioning block of the present invention;
in the figure: 1. a cutter tail; 2. a blade body; 3. cutter teeth; 4. a cutter head; 5. connecting the annular groove; 6. positioning blocks; 7. locking the square groove; 8. a square block; 9. connecting the annular blocks; 10. a connecting rod; 11. a first gear mechanism; 12. a right-angle helical gear mechanism; 13. a second gear mechanism; 14. a rack mechanism; 15. a telescopic limit groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Examples
Referring to fig. 1-4, the present invention provides the following technical solutions: a hard alloy forming cutter for machining comprises a cutter tail 1, the rear end of the cutter tail 1 is in a polygonal shape convenient for clamping, a positioning block 6 for positioning and mounting is arranged at the front end of the cutter tail 1, a threaded hole for fixing and connecting the positioning block 6 is arranged in the cutter tail 1, one end of the cutter tail 1 is connected with the positioning block 6 through the threaded hole, a locking square groove 7 for limiting is arranged in the positioning block 6, the positioning block 6 is connected with a square block 8 through the locking square groove 7, the other end of the square block 8 is connected with a round-groove fish cutter body 2, an annular boss for positioning is arranged at the port of the cutter tail 1, a connecting ring groove 5 for connecting the annular block 9 for limiting and fixing is arranged at the annular boss of the cutter tail 1, the connecting ring groove 5 is connected with the cutter body 2 through the connecting ring block 9, an annular groove for connecting the annular boss is arranged at the cutter body 2, the cutter tail 1 can reduce the requirement on the material in the embodiment, the manufacturing cost is reduced, the same effect is generated, and the practicability is better.
Specifically, the lower end of the positioning block 6 is sleeved with a second gear mechanism 13 for transmission, two ends of the second gear mechanism 13 are meshed with a rack mechanism 14 through a tooth groove, the other end of the rack mechanism 14 is meshed with a right-angle helical gear mechanism 12 through the tooth groove, the right-angle helical gear mechanism 12 is meshed with a first gear mechanism 11 through the tooth groove, the first gear mechanism 11 is connected with a connecting ring-shaped block 9 through a connecting rod 10, the connecting ring-shaped block 9 is fixed with an annular boss of the cutter body 2 through a connecting ring-shaped groove 5, the cutter is divided into two parts in the embodiment, the cutter body 2 is convenient to replace, and the use cost is reduced.
Specifically, go up connecting ring-shaped block 9 both ends and remove spacingly through flexible spacing groove 15, the other end and connecting rod 10 fixed connection, the connecting rod 10 lower extreme be equipped with be used for with 11 meshing transmission's of a gear mechanism tooth's socket, chain-shaped block 9 plays the effect of connecting fixedly in this embodiment, connecting rod 10 plays driven effect.
Specifically, sword tail 1 passes through screw hole and 6 threaded connection of locating piece, and blade 2 is connected with square piece 8 through locking square groove 7, the 8 other ends of square piece and blade 2 fixed connection, and square 8 plays the effect with 6 locking of locating piece in this embodiment soon.
Specifically, blade 2 department is equipped with sword tooth 3 that is used for the friction excision effect, and 3 departments of sword tooth are equipped with evenly distributed's tooth's socket, and the outer end of 3 tooth's sockets of sword tooth is established to circular-arc chamfer, and the tooth's socket in the sword tooth 3 increases the area of contact with the work piece in this embodiment, improves the surface accuracy of work efficiency and processing, and the outer end is established to circular-arc simultaneously, reduces the impact stress with the work piece, and effectual reduction deformation stress improves blade 2's life.
Specifically, blade 2 front end is equipped with the tool bit 4 that is used for the drilling effect, and the contained angle between 4 both ends of tool bit is 120, and the chamfer of 4 front ends of tool bit in this embodiment plays the concentration that reduces stress.
The working principle and the using process of the utility model are as follows: the utility model positions and connects the positioning block 6 at the knife tail 1 with the round groove at the knife body 2, so that the square block 8 is matched with the locking square groove 7, the knife body 2 is limited, the knife tail 1 is rotated, the positioning block 6 is limited by the square block 8, the knife tail 1 locks the positioning block 6 through the threaded hole, and drives the second gear mechanism 13 to rotate, the second gear mechanism 13 drives the rack mechanism 14 to rotate through the tooth socket, the direction of the rack mechanism 14 is adjusted through the right-angle helical gear mechanism 12, and drives the first gear mechanism 11 to rotate, the other end of the first gear mechanism 11 is in meshed transmission with the connecting rod 10 through a tooth socket, the connecting rod 10 is forced to drive the connecting ring block 9 to move in the telescopic limiting groove 15, and the connecting annular block 9 is clamped into the connecting annular groove 5, and the combined cutter is installed on the equipment, but the turning direction is required to be opposite to the thread locking direction of the cutter tail 1.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.