CN209754038U

CN209754038U - Combined type cutter

Info

Publication number: CN209754038U
Application number: CN201920119548.6U
Authority: CN
Inventors: 易照耀; 肖华春; 李方和
Original assignee: Hebi Yu Zhan Precision Technology Co Ltd
Current assignee: Fulian Technology (Hebi) Co.,Ltd.
Priority date: 2019-01-24
Filing date: 2019-01-24
Publication date: 2019-12-10
Anticipated expiration: 2029-01-24

Abstract

The utility model provides a combined type cutter, includes handle of a knife, first emery wheel, second emery wheel, carving tool, flange and fastening components, first emery wheel is close to the tip setting of handle of a knife, the second emery wheel is close to first emery wheel sets up, and first emery wheel with second emery wheel looks interval, first emery wheel is used for the corase grind processing, the second emery wheel is used for the finish grinding processing, fastening components be used for with the flange is fixed the handle of a knife is close to on the terminal surface of first emery wheel, the carving tool sets up on the flange. The combined type cutter integrates carving and polishing, saves the processing time of parts, and improves the production efficiency of the parts.

Description

Combined type cutter

Technical Field

The utility model relates to a machine part processing field especially relates to a combined type cutter.

Background

In the process of machining mechanical parts in large batches, in order to track the quality of the parts, lettering and marking are required to be carried out on the surfaces of the parts which are polished so as to inquire the parts in the subsequent quality detection. The existing processing machine tool respectively uses different cutters when grinding and lettering marking, although the time for changing the cutter is not constant for a single part, the cutter changing can greatly prolong the processing time of the part and reduce the production efficiency for mass production, thereby improving the production cost.

SUMMERY OF THE UTILITY MODEL

In view of the above, it is desirable to provide a composite cutting tool integrating carving and polishing.

The utility model provides a combined type cutter, includes handle of a knife, first emery wheel, second emery wheel, carving tool, flange and fastening components, first emery wheel is close to the tip setting of handle of a knife, the second emery wheel is close to first emery wheel sets up, and first emery wheel with second emery wheel looks interval, fastening components be used for with the flange is fixed the handle of a knife is close to on the terminal surface of first emery wheel, carving tool detachably installs on the flange.

Further, the first grinding wheel is used for rough grinding, and the second grinding wheel is used for finish grinding.

Preferably, the composite tool shank further comprises a dynamic balance ring for balancing the rotation fluctuation of the tool shank, and the dynamic balance ring is arranged at the end part of the tool shank and is in contact with the first grinding wheel.

Preferably, the flange comprises a periphery and a boss which are integrally arranged, the fastening assembly comprises a fastening piece, a first through hole is formed in the periphery, a second through hole corresponding to the first through hole is formed in the end face of the handle, and the fastening piece fixes the flange on the end face of the handle through the first through hole and the second through hole.

Furthermore, the fastening assembly further comprises a stopping piece, a fastening hole is formed in the side wall of the boss, a mounting hole is formed in the end face of the boss, the fastening hole is communicated with the mounting hole, one end of the lettering knife is arranged in the mounting hole, and the stopping piece enters from the fastening hole and abuts against the lettering knife to lock the lettering knife.

preferably, the handle of a knife includes blind rivet, clamping part and installation department, the blind rivet be used for with the handle of a knife is installed to a machining equipment in, the clamping part with the blind rivet is connected, is used for with the handle of a knife is fixed in the machining equipment, the installation department with the clamping part is connected, first emery wheel the second emery wheel with the carving tool sets up on the installation department.

Further, the clamping part is conical, and the diameter of the clamping part is gradually increased from the end connected with the pull nail to the end far away from the pull nail.

Furthermore, one end, far away from the blind rivet, of the clamping part protrudes outwards in the radial direction to form a clamping and positioning part, and the clamping and positioning part is used for limiting the maximum clamping amount of the tool holder.

Preferably, a limiting ring is arranged on the mounting part and used for limiting the mounting positions of the first grinding wheel and the second grinding wheel.

Preferably, a sensor is arranged at one end of the blind rivet, which is far away from the clamping portion, and when the combined type cutter is correctly installed in the machining equipment, the sensor sends out a confirmation signal, and when the installation position of the combined type cutter is deviated, the sensor sends out an alarm signal.

The utility model provides a combined type cutter sets up first emery wheel, second emery wheel and carving characters sword on same handle of a knife, makes the cutter have corase grind processing simultaneously, correct grinding processing and the beat target function of carving characters, has saved the tool changing time, has improved machining efficiency to manufacturing cost has been reduced.

Drawings

Fig. 1 is a schematic structural diagram of a composite cutter according to an embodiment.

Fig. 2 is an exploded view of the composite cutting tool shown in fig. 1.

Description of the main element symbols:

Combined type cutter	100
		Knife handle	1
Pull nail	11
		Sensor with a sensor element	111
Clamping part	12
		Clamping and positioning part	13
Mounting part	14
		Spacing ring	15
Dynamic balance piece	16
		First grinding wheel	2
Second grinding wheel	3
		Carving knife	4
Knife tip	41
		Flange	5
First through hole	51
		Second through hole	52
Fastening hole	53
		Mounting hole	54
Peripheral edge	55
		Boss	56
Fastening assembly	6
		Fastening piece	61
Stop piece	62

The specific implementation mode is as follows:

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, the composite cutting tool 100 includes a tool shank 1, a first grinding wheel 2, a second grinding wheel 3, a lettering tool 4, a flange 5 and a fastening assembly 6.

The first grinding wheel 2 and the second grinding wheel 3 are mounted at one end of the tool handle 1, the first grinding wheel 2 and the second grinding wheel 3 are arranged at intervals, the lettering tool 4 is detachably mounted on the end face of the tool handle 1 through the flange 5 and the fastening assembly 6, and the end face is close to the first grinding wheel 2 and the second grinding wheel 3.

Specifically, referring to fig. 2, a dynamic balance member 16 is disposed at the lower end of the tool shank 1 for balancing the rotation fluctuation of the tool shank 1. The first grinding wheel 2 and the second grinding wheel 3 are sleeved at the lower end of the cutter handle 1, and the lower end of the cutter handle 1 is exposed out of the first grinding wheel 2. The dynamic balance piece 16 is arranged at the end part of the tool shank 1 and is in contact with the lower end surface of the first grinding wheel 2.

The first grinding wheel 2 is a rough grinding wheel and is used for rough grinding the surface of the part. The second grinding wheel 3 is a finish grinding wheel and is used for performing finish grinding on the surface of the part subjected to rough grinding, so that the machining precision of the surface of the part is improved.

first emery wheel 2 is located the below of second emery wheel 3, just first emery wheel 2 with second emery wheel 3 looks interval sets up, can avoid adding man-hour two emery wheels and interfere with each other polishing to influence machining precision, the clearance between two emery wheels still provides the space for the piece that polishes the production, is favorable to the chip removal, avoids piece fish tail machined surface. In the grinding process, the first grinding wheel 2 contacts the surface of the part firstly to perform rough grinding on the part, and the second grinding wheel 3 also contacts the surface of the part along with the directional advance of the combined type tool 100 along the direction of the lettering knife 4 to perform secondary grinding on the surface of the part which is subjected to rough grinding. The combined type cutter 100 can finish two polishing processes by directional movement once without replacing different polishing cutters, so that the part processing time is saved, and the production efficiency is improved.

The lettering knife 4 is arranged on the lower end face of the knife handle 1 through the flange 5 and the fastening assembly 6. The flange 5 includes a peripheral edge 55 and a boss 56, and the fastening assembly 6 includes a fastening member 61 and a stopping member 62, in this embodiment, the fastening member 61 and the stopping member 62 are screws, and in other embodiments, the fastening member 61 and the stopping member 62 may also be pins, studs, bolts, or other parts capable of performing a detachable locking function.

The periphery 55 is provided with a plurality of first through holes 51, and the plurality of first through holes 51 are uniformly distributed on the periphery 55. The side wall of the boss 56 is provided with a fastening hole 53, the end face of the boss 56 is provided with a mounting hole 54, the fastening hole 53 is communicated with the mounting hole 54, and in other embodiments, the number of the fastening holes 53 can be multiple. The diameter of the mounting hole 54 matches the diameter of the graver 4. A second through hole 52 corresponding to the first through hole 51 is formed in the lower end surface of the tool holder 1. Internal threads are arranged in the first through hole 51 and the second through hole 52, and the fastening piece 61 is screwed into the first through hole 51 and the second through hole 52 to fix the flange 5 on the lower end face of the tool holder 1.

The lower end of the lettering knife 4 is provided with a knife tip 41 for lettering and marking on the surface of the part, in this embodiment, the knife tip 41 is substantially conical, in other embodiments, the knife tip 41 can be provided in other shapes according to actual needs, and this embodiment is not limited thereto. The tool nose 41 and the lettering knife 4 are of an integrally formed structure. The upper end of the lettering knife 4 is inserted into the mounting hole 54, an internal thread is arranged in the fastening hole 53, and the stop piece 62 is screwed into the fastening hole 53 and abutted against the lettering knife 4 to lock the lettering knife 4. It is understood that when the length of the exposed portion of the graver 4 needs to be adjusted or the graver 4 needs to be replaced, the stopping member 62 is released, the graver 4 is adjusted or replaced, and then the stopping member 62 is locked.

The dynamic balance piece 16, the first grinding wheel 2, the second grinding wheel 3 and the lettering knife 4 are all static relative to the knife handle 1, so that the knife handle 1 is driven to rotate to synchronously rotate the dynamic balance piece 16, the first grinding wheel 2, the second grinding wheel 3 and the lettering knife 4, along with the movement of the knife handle 1, the first grinding wheel 2 and the second grinding wheel 3 realize the grinding processing of the surface of a part, and the lettering knife 4 conducts lettering marking on the surface of the part. Use the utility model discloses a combined type cutter 100 can make on two faces of mutually perpendicular polish and carve characters go on in step, also can polish processing earlier on same surface, changes combined type cutter 100's direction again, makes carve characters sword 4 carve characters on this surface and beats the mark.

The tool shank 1 comprises a blind rivet 11, a clamping portion 12 and a mounting portion 14. The rivet 11 is located at the top end of the tool shank 1, connected with the clamping portion 12 and used for installing the tool shank 1 into a machining device such as a numerical control center or a machining machine tool. The clamping portion 12 is substantially conical, and the diameter of the clamping portion 12 gradually increases from the end connected with the blind rivet 11 to the end far away from the blind rivet 11, in other words, the diameter of the clamping portion 12 gradually increases from top to bottom. The lower end of the clamping part 12 (the end far away from the blind rivet 11) protrudes outwards in the radial direction to form a clamping and positioning part 13. The clamping mechanism (not shown) of a machining device such as a numerical control center or a machine tool can further fix the tool shank 1 and drive the tool shank 1 to rotate by clamping the clamping portion 12, and the clamping and positioning portion 13 is used for limiting the maximum clamping amount of the tool shank 1, so that the tool shank 1 is prevented from being excessively clamped and affecting the normal use of the combined type tool 100.

The mounting part 14 is connected with the clamping part 12, and the first grinding wheel 2, the second grinding wheel 3 and the lettering knife 4 are mounted at the lower end of the mounting part 14. In one embodiment, the mounting portion 14 and the clamping portion 12 are detachably connected through matched internal and external threads, so that the tool holder 1 is convenient to manufacture and store. In another embodiment, the mounting portion 14 and the clamping portion 12 are integrally formed, which is beneficial to improving the stability of the tool holder 1. Still be provided with spacing ring 15 on the installation department 14, spacing ring 15 with installation department 14 is the integrated into one piece structure. The limiting ring 15 is used for limiting the installation position of the cutter, such as the first grinding wheel 2, the second grinding wheel 3, the lettering knife 4 and the like, and the cutter cannot be higher than the position of the limiting ring 15 during installation, so that the cutter is prevented from colliding with other clamping mechanisms, the cutter is prevented from being damaged, and the normal use of the cutter is prevented from being influenced.

In another embodiment, the top end (the end far away from the clamping portion 12) of the pull stud 11 is further provided with a sensor 111 for detecting the installation condition of the compound tool 100. When the compound tool 100 is correctly mounted, the sensor 111 contacts with a specific position of a clamping mechanism in the machining equipment and sends a confirmation signal. When the installation position of the composite cutter 100 is deviated, the sensor 111 cannot contact a specific position of a clamping mechanism in the machining equipment, the sensor 111 sends out an alarm signal, and a worker checks the installation condition of the composite cutter 100 according to the alarm signal and adjusts the installation condition, so that safety accidents caused by the installation error of the cutter are reduced to the maximum extent, and meanwhile, the machining precision of the cutter is improved.

The utility model provides a combined type cutter 100 sets up first emery wheel 2, second emery wheel 3 and carving characters sword 4 on same handle of a knife 1, makes combined type cutter 100 have corase grind processing, correct grinding processing and the beat mark function of carving characters simultaneously, has saved the tool changing time, has improved machining efficiency to manufacturing cost has been reduced.

The above embodiments are only used to illustrate the technical solutions of the present invention and not to limit the same, and although the present invention has been described in detail with reference to the above preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified or replaced equivalently without departing from the spirit and scope of the technical solutions of the present invention.

Claims

1. A kind of combined type cutting tool, characterized by: the combined type cutter comprises a cutter handle, a first grinding wheel, a second grinding wheel, a lettering cutter, a flange and a fastening assembly, wherein the first grinding wheel is close to the end portion of the cutter handle, the second grinding wheel is close to the first grinding wheel, the first grinding wheel and the second grinding wheel are arranged at intervals, the fastening assembly is used for fixing the flange on the end face of the cutter handle close to the first grinding wheel, and the lettering cutter is detachably mounted on the flange.

2. The composite tool as set forth in claim 1, wherein: the first grinding wheel is used for rough grinding, and the second grinding wheel is used for finish grinding.

3. The composite tool as set forth in claim 1, wherein: the combined type tool handle further comprises a dynamic balance ring, the dynamic balance ring is used for balancing the rotation fluctuation of the tool handle, and the dynamic balance ring is arranged at the end part of the tool handle and is in contact with the first grinding wheel.

4. The composite tool as set forth in claim 1, wherein: the flange comprises a periphery and a boss which are integrally arranged, the fastening assembly comprises a fastening piece, a first through hole is formed in the periphery, a second through hole corresponding to the first through hole is formed in the end face of the handle, and the fastening piece is used for fixing the flange on the end face of the handle through the first through hole and the second through hole.

5. The composite tool as set forth in claim 4, wherein: the fastening assembly further comprises a stopping piece, a fastening hole is formed in the side wall of the boss, a mounting hole is formed in the end face of the boss, the fastening hole is communicated with the mounting hole, one end of the lettering knife is arranged in the mounting hole, and the stopping piece enters from the fastening hole and abuts against the lettering knife to lock the lettering knife.

6. The composite tool as set forth in claim 1, wherein: the handle of a knife includes blind rivet, clamping part and installation department, the blind rivet be used for with the handle of a knife is installed to a machining equipment in, the clamping part with the blind rivet is connected, is used for inciting somebody to action the handle of a knife is fixed in the machining equipment, the installation department with the clamping part is connected, first emery wheel the second emery wheel with the carving tool sets up on the installation department.

7. The composite tool as set forth in claim 6, wherein: the clamping part is conical, and the diameter of the clamping part is gradually increased from one end connected with the blind rivet to the end far away from the blind rivet.

8. The composite tool as set forth in claim 7, wherein: one end of the clamping part, which is far away from the blind rivet, protrudes outwards in the radial direction to form a clamping and positioning part, and the clamping and positioning part is used for limiting the maximum clamping amount of the knife handle.

9. The composite tool as set forth in claim 6, wherein: and the mounting part is provided with a limiting ring for limiting the mounting positions of the first grinding wheel and the second grinding wheel.

10. The composite tool as set forth in claim 6, wherein: the end, far away from the clamping part, of the blind rivet is provided with a sensor, when the combined type cutter is correctly installed in the machining equipment, the sensor sends out a confirmation signal, and when the installation position of the combined type cutter deviates, the sensor sends out an alarm signal.