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CN-121988802-A - Quick cutting concave-convex reamer structure

CN121988802ACN 121988802 ACN121988802 ACN 121988802ACN-121988802-A

Abstract

The invention relates to the technical field of reamer equipment, and discloses a rapid-cutting concave-convex reamer structure which comprises a cutter handle, a cutter head and a box body, wherein a connecting rod is integrally formed at one end of the cutter handle, the connecting rod extends into the cutter head and is matched with the cutter head, and a plugboard is integrally formed at one end of the cutter head. When the tool bit is connected, insert the picture peg on the tool bit in the slot after, put into the locating slot with the locating piece from the opening that is located the slot on the connecting rod curved surface and further put into in the constant head tank, rotatory solid fixed ring, after moving the fixed ring to the locating piece outside, with this make the locating piece stably place with constant head tank and inside the slot, with this is connected between completion tool bit and the handle of a knife, on the basis of having realized convenient equipment for relying on screw thread swivelling joint alone, more have difficult not hard up characteristics, and in the rotatory cutting process of tool bit, and in the cutting process, because the support of picture peg, its stability is higher.

Inventors

  • CHEN YONGBING
  • CHEN JIANAN
  • LU WEI
  • LI HAIYIN

Assignees

  • 苏州市康力骨科器械有限公司

Dates

Publication Date
20260508
Application Date
20260318

Claims (10)

  1. 1. The rapid cutting concave-convex reamer structure is characterized by comprising a cutter handle (1), a cutter head (2) and a box body (3), wherein a connecting rod (4) is integrally formed at one end of the cutter handle (1), and the connecting rod (4) extends into the cutter head (2) and is matched with the cutter head (2); Tool bit (2) one end integrated into one piece has picture peg (5), locating slot (6) have been seted up on picture peg (5), slot (7) have been seted up to handle of a knife (1) one end, picture peg (5) extend to slot (7) inside and with slot (7) assorted, handle of a knife (1) outside is provided with locating piece (8), locating piece (8) extend to locating slot (6) inside, locating piece (8) respectively with locating slot (6) and slot (7) assorted, handle of a knife (1) outside is provided with solid fixed ring (9).
  2. 2. The rapid cutting concave-convex reamer structure according to claim 1, wherein the inner side wall of the fixed ring (9) is provided with an inner thread, the outside of the cutter handle (1) is provided with an outer thread, and the inner thread is meshed with the outer thread.
  3. 3. The rapid cutting concave-convex reamer structure according to claim 1, wherein an auxiliary block (10) is slidably connected inside the positioning block (8), a reed (11) is fixedly connected inside the positioning block (8), the auxiliary block (10) extends to the outside of the positioning block (8), and one end of the auxiliary block (10) is in contact with the inner side wall of the fixed ring (9).
  4. 4. The rapid cutting concave-convex reamer structure according to claim 3, wherein the reed (11) is fixedly connected with one side of the positioning block (8), and the auxiliary block (10) is provided with an auxiliary groove (12).
  5. 5. The rapid-cutting concave-convex reamer structure according to claim 1, wherein the cutter handle (1) is provided with a groove (13), the fixing ring (9) is provided with a through groove (14), the through groove (14) is matched with the groove (13), and one side of the fixing ring (9) is provided with a fixing bolt (15).
  6. 6. The rapid-cutting concave-convex reamer structure according to claim 5, wherein the fixing bolt (15) penetrates through the through groove (14) and extends into the groove (13), the fixing bolt (15) is connected with the groove (13) through threads, and the fixing bolt (15) is attached to the inner side of the through groove (14).
  7. 7. The rapid cutting concave-convex reamer structure according to claim 1, wherein the connecting rod (4) is provided with limiting grooves (16), the limiting grooves (16) are distributed on the connecting rod (4) in an equidistant surrounding mode, the limiting grooves (16) are communicated with the slots (7), and the inserting plates (5) extend into the limiting grooves (16) and are matched with the limiting grooves (16).
  8. 8. The rapid-cutting concave-convex reamer structure according to claim 1, wherein the inside of the cutter head (2) is fixedly connected with a stabilizing rod (17), one end of the connecting rod (4) is provided with a stabilizing groove (18), and the stabilizing rod (17) extends into the stabilizing groove (18) and is matched with the stabilizing groove (18).
  9. 9. The rapid cutting concave-convex reamer structure according to claim 1, wherein the inside of the box body (3) is fixedly connected with a pump body (19), the outside of the cutter handle (1) is fixedly connected with an annular seat (20), the outside of the annular seat (20) is rotationally connected with a sealing cover (21), a cooling cavity (22) is formed in the cutter handle (1), the cooling cavity (22) is communicated with the annular seat (20), the cooling cavity (22) extends to one end of the connecting rod (4), one end of the cutter head (2) is provided with a liquid outlet (23), and the liquid outlet (23) is arranged on one side of the cooling cavity (22).
  10. 10. The rapid cutting concave-convex reamer structure according to claim 9, wherein a conveying pipe (24) is fixedly connected to the outer side of the sealing cover (21), the conveying pipe (24) extends into the box body (3), and one end of the conveying pipe (24) is fixedly connected with the output end of the pump body (19).

Description

Quick cutting concave-convex reamer structure Technical Field The invention relates to the technical field of reamer equipment, in particular to a rapid cutting concave-convex reamer structure. Background The reamer is a rotary cutter for cutting a thin metal layer on the machined surface of a hole, and the accurate size and shape can be obtained after the reamer is machined, so that in order to ensure the precision of the hole during machining, a matched reamer is required to be selected for cutting. The utility model discloses a numerical control machine reamer structure, which comprises a cutter handle and a cutter head, wherein the cutter handle is movably arranged on one side of the cutter head, the cutter head consists of a plurality of cutting edges, a connecting column and a rubber shock absorption gasket, a plurality of rings of external threads are fixedly arranged on the connecting column, the rubber shock absorption gasket is fixedly arranged at one end of the cutter handle, a connecting groove is formed in the cutter handle, a plurality of rings of internal threads are respectively arranged at the top and the bottom of the connecting groove, the external threads are in threaded connection with the internal threads, chip removal grooves are fixedly formed between two adjacent cutting edges. When the reamer structure is used, the aim of quick replacement of the cutter head is realized by the way of connecting the cutter head and the cutter handle in a threaded manner, and the reamer structure has the advantage of convenient operation, but is simply connected by threads, has insufficient stability, is easy to cause the condition of loose connection due to the rotation of the cutter head in the direction of rotating and unscrewing due to the factors such as collision, the safety is not strong enough, and secondly when the tool bit damages somewhere, still need to take off whole tool bit and change, and is comparatively limited to the cost saving because of the part aspect of changing, so proposes a quick cutting concave-convex reamer structure and is used for solving above-mentioned problem here. Disclosure of Invention In order to solve the above-mentioned problems, the present invention provides a rapid-cutting concave-convex reamer structure. The invention provides a rapid cutting concave-convex reamer structure which adopts the following technical scheme: The rapid cutting concave-convex reamer structure comprises a cutter handle, a cutter head and a box body, wherein a connecting rod is integrally formed at one end of the cutter handle, and the connecting rod extends into the cutter head and is matched with the cutter head; Tool bit one end integrated into one piece has the picture peg, the constant head tank has been seted up on the picture peg, the slot has been seted up to handle of a knife one end, the picture peg extends to inside the slot and with slot phase-match, the handle of a knife outside is provided with the locating piece, the locating piece extends to inside the constant head tank, the locating piece respectively with constant head tank and slot phase-match, the handle of a knife outside is provided with solid fixed ring. Through adopting above-mentioned technical scheme, when connecting the tool bit, insert the picture peg on the tool bit in the slot, put into the locating slot with the locating piece from the opening that is located the slot on the connecting rod curved surface and further put into the back, rotatory solid fixed ring, after moving the locating piece outside with solid fixed ring, make the locating piece place steadily with locating slot and slot inside with this, thereby accomplish the connection between tool bit and the handle of a knife, on the basis of simply relying on screw swivelling joint, realized convenient equipment, more have difficult not hard up characteristics, and in the rotatory cutting process of tool bit, and in the cutting process, because the support of picture peg, its stability is higher. Preferably, the inner wall of the fixing ring is provided with an inner thread, the outer part of the cutter handle is provided with an outer thread, and the inner thread is meshed with the outer thread. Through adopting above-mentioned technical scheme, the solid fixed ring moves after the outside rotation of handle of a knife. Preferably, an auxiliary block is slidably connected in the positioning block, a reed is fixedly connected in the positioning block, the auxiliary block extends to the outside of the positioning block, and one end of the auxiliary block is contacted with the inner wall of the fixing ring. By adopting the technical scheme, the auxiliary block is convenient for the staff to pull. Preferably, the reed is fixedly connected with one side of the positioning block, and the auxiliary block is provided with an auxiliary groove. By adopting the technical scheme, the reed provides elastic acting force for the auxiliary block. Preferably, th