Cutter for cutting

Abstract

The utility model belongs to the technical field of cutting tools, and particularly relates to a cutting tool which comprises a lathe tool rest, two mounting grooves are formed in the front end and the rear end of the lathe tool rest respectively, adjusting assemblies are mounted on the outer walls of the front end and the rear end of the lathe tool rest respectively, a cutting tool is inserted into the mounting groove in the front end, and a rack is fixedly arranged on the front wall of the cutting tool. A plurality of mounting holes are formed in the top surface of the lathe tool rest in a front-back symmetrical structure, hexagon socket screws are in threaded connection with the interiors of the mounting holes, a water tank is fixedly arranged in the middle of the top surface of the lathe tool rest, the top surface of the water tank communicates with a filling pipe, a cooling mechanism is arranged on the right wall of the water tank, the adjusting assembly comprises a C-shaped block, and the inner wall of the C-shaped block is fixedly connected with the outer wall of the lathe tool rest. Uniform heat dissipation of the cutting tool is achieved, deformation caused by uneven heating of the cutting tool is effectively reduced, the roundness and cylindricity of a machined part by the cutting tool are improved, the surface roughness is reduced, the disordered corrugation phenomenon is reduced, and the machining effect of the machined part is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of cutting tools, in particular to a cutting tool. Background Art

[0002] Cutting tools are tools used for cutting processing in mechanical manufacturing. The structure of various tools consists of a clamping part and a working part. Tools with shanks usually have three types: rectangular shanks, cylindrical shanks and conical shanks. Turning tools, planers, etc. generally have rectangular shanks. When the cutting tools in the prior art are in use, the cutting fluid is used to cool the contact part between the tool and the workpiece, which can easily cause the cutting tool to be heated unevenly and deformed, causing the cutting tool to cause the roundness and cylindricity of the workpiece to exceed the tolerance, the surface roughness to be large, and chaotic ripples to occur, affecting the processing effect of the workpiece. Utility Model Content

[0003] 1. Technical problems to be solved

[0004] Based on the technical problem that when the existing cutting tools are in use, the contact part between the tool and the workpiece is cooled by the cutting fluid, which easily causes the cutting tools to be heated unevenly and deformed, causing the roundness and cylindricity of the workpiece to be out of tolerance, the surface roughness to be large, and chaotic ripples to occur, thus affecting the processing effect of the workpiece, the utility model proposes a cutting tool.

[0005] 2. Technical solution

[0006] A cutting tool comprises a lathe tool holder, wherein two mounting grooves are provided at both front and rear ends of the lathe tool holder, adjustment components are installed on the outer walls at both front and rear ends of the lathe tool holder, a cutting knife is inserted into the mounting groove at the front end, a rack is fixedly provided on the front wall of the cutting knife, a plurality of mounting holes are provided on the top surface of the lathe tool holder in a front-to-back symmetrical structure, hexagon socket bolts are threadedly connected to the inside of the mounting holes, a water tank is fixedly provided in the middle of the top surface of the lathe tool holder, a filling pipe is connected to the top surface of the water tank, and a cooling mechanism is provided on the right wall of the water tank.

[0007] Preferably, the adjustment assembly includes a C-shaped block, the inner wall of the C-shaped block is fixedly connected to the outer wall of the lathe tool holder, the C-shaped block is rotatably connected to a rocker, a gear is sleeved on the middle part of the rocker, the gear is meshingly connected to the rack, and the rocker drives the gear to rotate to move the rack.

[0008] Preferably, an L-shaped plug block is sleeved on the middle part of the outer wall of the C-shaped block, and the L-shaped plug block is slidably connected to the C-shaped block. The inner end of the L-shaped plug block is engaged with the gear through a latch tooth, which facilitates the fixation of the gear and fixes the cutting blade through the rack.

[0009] Preferably, the outer end of the L-shaped plug block is threadedly connected to an adjusting handwheel through a threaded hole, the inner end of the adjusting handwheel is sleeved on the outer wall of the C-shaped block, the adjusting handwheel is rotatably connected to the C-shaped block, and the adjusting handwheel pushes the L-shaped plug block to slide along the C-shaped block toward the inner end to complete the fixation.

[0010] Preferably, the cooling mechanism includes a water pump, which is installed at the rear end of the right wall of the water tank through a mounting seat. The outer wall of the water tank is installed with multiple heat sinks in a uniformly arranged structure. The front end of the right wall of the water tank is connected to a water outlet pipe, and the outer wall of the water tank is cooled and dissipated through the heat sink.

[0011] Preferably, a groove is provided inside the cutting blade, a metal tube is installed inside the groove, the upper right end of the metal tube is connected to a water outlet pipe, and the water outlet pipe allows the heated coolant to enter the water tank through the water outlet pipe to circulate the coolant.

[0012] Preferably, the water outlet end of the water pump is connected to a water inlet pipe, the water inlet pipe is connected to the lower right end of the metal pipe, and the water inlet end of the water pump is connected to the inside of the water tank. The coolant inside the metal pipe is circulated by the water pump, thereby reducing the cooling cost.

[0013] 3. Beneficial effects

[0014] Compared with the prior art, the advantages of the present invention are:

[0015] 1. Use external tools to remove the hexagon socket bolts from the inside of the mounting hole, insert a suitable cutting tool into the mounting slot, and after the rack and gear are meshed, slowly rotate the rocker to rotate along the C-block, so that the gear rotates and pushes the rack to move, driving the cutting tool to move and adjust to the appropriate length for use. The adjustment is more precise. After the adjustment is completed, rotate the adjustment handwheel to push the L-shaped plug block to slide toward the inner end along the C-block, so that the clamping teeth and the gear are engaged and fixed, and then install the hexagon socket bolts in sequence to tighten the cutting tool, which is convenient for the installation and adjustment of the cutting tool. The cooling mechanism is used to circulate and cool the cutting tool. The uniform heat dissipation of the chip cutting tool is achieved, which effectively reduces the deformation of the cutting tool caused by uneven heating, and improves the roundness and cylindricity of the workpiece by the cutting tool, reduces the surface roughness, reduces the generation of chaotic ripples, and improves the processing effect of the workpiece;

[0016] 2. The external coolant is transported to the inner wall of the water tank through the filling pipe, and the coolant is transported to the inside of the metal pipe through the water pump. The coolant inside the metal pipe absorbs the heat generated by the cutting tool during cutting and heats it up. The heated coolant enters the water tank through the outlet pipe, and the heat sink dissipates the heat and cools the outer wall of the water tank. The coolant inside the metal pipe is circulated by the water pump, which improves the cooling effect of the cutting tool, makes the cooling of the cutting tool more uniform, and extends the service life of the cutting tool. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 This is a cross-sectional view of the lathe tool rest structure of the utility model;

[0019] Figure 3 This is a cross-sectional view of the C-type block structure of the utility model;

[0020] Figure 4 This is a cross-sectional view of the cutting blade structure of the utility model;

[0021] Figure 5 It is a schematic diagram of the water tank structure of the utility model.

[0022] In the figure: 1. lathe tool rest; 2. mounting groove; 3. adjustment assembly; 31. C-block; 32. rocker; 33. gear; 34. L-block; 35. adjustment handwheel; 36. latching teeth; 4. cutting knife; 5. rack; 6. mounting hole; 7. hexagon socket bolt; 8. water tank; 9. filling pipe; 10. cooling mechanism; 101. water pump; 102. heat sink; 103. water outlet pipe; 104. metal pipe; 105. water inlet pipe; 106. groove. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0024] Embodiment 1

[0025] like Figure 1 , Figure 2 and Figure 3 As shown, a cutting tool includes a lathe tool holder 1. Two mounting grooves 2 are provided at the front and rear ends of the lathe tool holder 1. Adjustment components 3 are installed on the outer walls of the front and rear ends of the lathe tool holder 1. A cutting knife 4 is inserted into the mounting groove 2 at the front end. A rack 5 is fixedly provided on the front wall of the cutting knife 4. The top surface of the lathe tool holder 1 is a front-to-back symmetrical structure with multiple mounting holes 6. The mounting holes 6 are threadedly connected with hexagon socket bolts 7. A water tank 8 is fixedly provided in the middle of the top surface of the lathe tool holder 1. A filling pipe 9 is connected to the top surface of the water tank 8. A cooling mechanism 10 is provided on the right wall of the water tank 8.

[0026] In the technical solution of the present application, the adjustment component 3 includes a C-shaped block 31, the inner wall of the C-shaped block 31 is fixedly connected to the outer wall of the lathe tool holder 1, a rocker 32 is rotatably connected to the C-shaped block 31, a gear 33 is sleeved on the middle part of the rocker 32, and the gear 33 is meshed with the rack 5; the rocker 32 drives the gear 33 to rotate to move the rack 5.

[0027] In the technical solution of the present application, an L-shaped plug block 34 is sleeved on the middle part of the outer wall of the C-shaped block 31, and the L-shaped plug block 34 is slidably connected to the C-shaped block 31. The inner end of the L-shaped plug block 34 is engaged with the gear 33 through the latch tooth 36; the latch tooth 36 facilitates the fixation of the gear 33, and fixes the cutting blade 4 through the rack 5.

[0028] In the technical solution of the present application, the outer end of the L-shaped plug block 34 is threadedly connected to an adjusting handwheel 35 through a threaded hole, the inner end of the adjusting handwheel 35 is sleeved on the outer wall of the C-shaped block 31, and the adjusting handwheel 35 is rotatably connected to the C-shaped block 31; the adjusting handwheel 35 pushes the L-shaped plug block 34 to slide toward the inner end along the C-shaped block 31 to complete the fixation.

[0029] The working principle of the utility model is as follows: first, remove the hexagon socket bolt 7 from the inside of the mounting hole 6 through an external tool, insert a suitable cutting tool 4 into the mounting groove 2, and after the rack 5 is meshed with the gear 33, slowly rotate the rocker 32 to rotate along the C-block 31, so that the gear 33 rotates and pushes the rack 5 to move, driving the cutting tool 4 to move and adjust to a suitable length for use, so that the adjustment is more precise. After the adjustment is completed, rotate the adjusting hand wheel 35 to push the L-shaped plug block 34 to slide toward the inner end along the C-block 31, so that the locking tooth 36 is engaged with the gear 33 to complete the fixation, and then install the hexagon socket bolts 7 in sequence to tighten the cutting tool 4, which facilitates the installation and adjustment of the cutting tool 4.

[0030] Embodiment 2

[0031] like Figure 4 and Figure 5 As shown, on the basis of embodiment one, the cooling mechanism 10 includes a water pump 101, which is installed at the rear end of the right wall of the water tank 8 through a mounting seat, and a plurality of heat sinks 102 are installed on the outer wall of the water tank 8 in a uniformly arranged structure, and a water outlet pipe 103 is connected to the front end of the right wall of the water tank 8, and the heat dissipation and cooling of the outer wall of the water tank 8 are carried out through the heat sink 102.

[0032] In the technical solution of the present application, a groove 106 is opened inside the cutting blade 4, and a metal tube 104 is installed inside the groove 106. The upper right end of the metal tube 104 is connected to the water outlet pipe 103; the water outlet pipe 103 allows the heated coolant to enter the water tank 8 through the water outlet pipe 103 to circulate the coolant.

[0033] In the technical solution of the present application, the water outlet end of the water pump 101 is connected to the water inlet pipe 105, the water inlet pipe 105 is connected to the lower right end of the metal pipe 104, and the water inlet end of the water pump 101 is connected to the inside of the water tank 8; the coolant inside the metal pipe 104 is circulated by the water pump 101, thereby reducing the cooling cost.

[0034] When in use, external coolant is transported to the inner wall of the water tank 8 through the filling pipe 9, and the coolant is transported to the inside of the metal tube 104 through the water pump 101. The coolant inside the metal tube 104 absorbs the heat generated by the cutting blade 4 during cutting and heats it up. The heated coolant enters the water tank 8 through the water outlet pipe 103, and the heat dissipation and cooling of the outer wall of the water tank 8 are carried out through the heat sink 102. The coolant inside the metal tube 104 is circulated by the water pump 101, thereby improving the cooling effect of the cutting blade 4.

[0035] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A cutting tool, comprising a lathe tool holder (1), characterized in that: The lathe tool holder (1) is provided with two mounting grooves (2) at both the front and rear ends. The outer walls of the front and rear ends of the lathe tool holder (1) are both provided with adjustment components (3). A cutting tool (4) is inserted into the mounting groove (2) at the front end. A rack (5) is fixedly provided on the front wall of the cutting tool (4). The top surface of the lathe tool holder (1) is provided with a plurality of mounting holes (6) in a front-to-back symmetrical structure. The mounting holes (6) are internally threadedly connected with hexagon socket bolts (7). A water tank (8) is fixedly provided in the middle of the top surface of the lathe tool holder (1). The top surface of the water tank (8) is connected with a filling pipe (9). A cooling mechanism (10) is provided on the right wall of the water tank (8).

2. The cutting tool according to claim 1, characterized in that: The adjustment assembly (3) comprises a C-shaped block (31), the inner wall of the C-shaped block (31) is fixedly connected to the outer wall of the lathe tool holder (1), the C-shaped block (31) is rotatably connected to a rocker (32), the middle part of the rocker (32) is sleeved with a gear (33), and the gear (33) is meshingly connected to a rack (5).

3. The cutting tool according to claim 2, characterized in that: An L-shaped plug block (34) is sleeved on the middle of the outer wall of the C-shaped block (31), the L-shaped plug block (34) is slidably connected to the C-shaped block (31), and the inner end of the L-shaped plug block (34) is engaged with the gear (33) through a latching tooth (36).

4. The cutting tool according to claim 3, characterized in that: The outer end of the L-shaped plug block (34) is threadedly connected to an adjusting hand wheel (35) through a threaded hole, the inner end of the adjusting hand wheel (35) is sleeved on the outer wall of the C-shaped block (31), and the adjusting hand wheel (35) is rotatably connected to the C-shaped block (31).

5. The cutting tool according to claim 1, characterized in that: The cooling mechanism (10) comprises a water pump (101), the water pump (101) being mounted on the rear end of the right wall of the water tank (8) via a mounting seat, a plurality of heat sinks (102) being mounted on the outer wall of the water tank (8) in a uniformly arranged structure, and a water outlet pipe (103) being connected to the front end of the right wall of the water tank (8).

6. The cutting tool according to claim 5, characterized in that: A groove (106) is provided inside the cutting blade (4), a metal pipe (104) is installed inside the groove (106), and the upper right end of the metal pipe (104) is connected to the water outlet pipe (103).

7. The cutting tool according to claim 6, characterized in that: The water outlet end of the water pump (101) is connected to a water inlet pipe (105), the water inlet pipe (105) is connected to the lower end of the right side of the metal pipe (104), and the water inlet end of the water pump (101) is connected to the inside of the water tank (8).

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