Chamfering tool

Abstract

The utility model discloses a chamfering cutter, and relates to the technical field of machining, the chamfering cutter comprises a cutter body, a dismounting mechanism is arranged on the outer surface of the cutter body, a connecting mechanism is arranged on one side of the dismounting mechanism, and the dismounting mechanism comprises a limiting cylinder; a clamping block is fixedly arranged at one end of the inner surface of the limiting cylinder, two limiting blocks are arranged in the limiting cylinder, limiting clamping blocks are fixedly arranged on the two sides of the two limiting blocks, pull rods are fixedly arranged at one ends of the two limiting blocks, and springs are arranged on the outer surfaces of the two pull rods in a sleeved mode. According to the chamfering tool convenient to disassemble and replace, when the chamfering tool needs to be disassembled and replaced, a pull rod on the outer surface of a limiting cylinder is pulled, so that the pull rod can drive a limiting block and a limiting clamping block to slide on the inner surface of a limiting groove, and therefore the chamfering tool can be conveniently replaced; and therefore, the chamfering cutter can be well fixed with the joint.

Description

Technical Field

[0001] The present application relates to the technical field of mechanical processing, and in particular to a chamfering cutter. Background Art

[0002] Chamfering cutters can be used to deburr, chamfer, and countersunk holes at the hole mouth. The prerequisite is that there must be a guide hole before subsequent processing can be performed. The tapered conical hole is larger at the top and smaller at the bottom. To place a tapered flat head screw, it is necessary to process a countersunk hole and a tapered hole. Trimming and deburring the hole mouth is to lightly trim the edge of the hole mouth. Remove the corners of the edge of the hole mouth.

[0003] After checking the announcement number: CN201338103Y, a chamfering cutter is disclosed. This technology discloses "including a cutter body and a cutter rod, the cutter body is fixedly connected with an end cover, the cutter body is provided with an axial hole and a connecting hole that is non-rotatably matched with the cutter rod; the cutter rod includes a cutter body connecting section and a blade mounting section, wherein the cutter body connecting section includes an optical axis section and a connecting section that are respectively matched with the axial hole and the connecting hole on the cutter body, the end of the optical axis section away from the connecting section is a threaded end, a spring is sleeved on the optical axis section, one end of the spring is pressed against the inner side of the end cover, and the other end is pressed against the end face of the connecting section, a nut for pre-stressing the spring is connected to the threaded end of the optical axis section that passes through the end cover, two side wings are provided on the blade mounting section, rollers are connected between the two side wings through an axis, and blades with the same height as the center line of the roller are respectively installed on the two side wings. The utility model has a chamfering cutter that can realize chamfering of small-lift positive arc camshaft cams on any ordinary lathe, and has the technical effects of simple structure, easy operation, high reliability, etc.";

[0004] With respect to the above-mentioned related technologies, the inventor believes that most of the chamfering knives in the prior art cannot be easily replaced when grinding the chamfered area, resulting in the chamfering knife being unable to be removed conveniently and quickly when it is needed to chamfer areas of different sizes. Moreover, most of the chamfering knives in the prior art cannot be well fixed to the connection when grinding the chamfered area, resulting in the chamfering knife being easy to loosen during chamfering, thereby causing the chamfering knife to easily fall off. Utility Model Content

[0005] The purpose of the present application is to provide a chamfering knife to improve the problem that most chamfering knives cannot be conveniently replaced and most chamfering knives cannot be well fixed to the connection.

[0006] The chamfering cutter provided in this application adopts the following technical solution:

[0007] A chamfering knife comprises a blade body, a disassembly mechanism is provided on the outer surface of the blade body, a connecting mechanism is provided on one side of the disassembly mechanism, the disassembly mechanism comprises a limiting cylinder, a locking block is fixedly provided at one end of the inner surface of the limiting cylinder, two limiting blocks are provided inside the limiting cylinder, limiting clamping blocks are fixedly provided on both sides of the two limiting blocks, a pull rod is fixedly provided at one end of the two limiting blocks, and springs are sleeved on the outer surfaces of the two pull rods.

[0008] By adopting the above technical scheme, through the disassembly mechanism, under the action of the limit block, when the chamfering knife needs to be disassembled and replaced, by pulling the pull rod on the outer surface of the limit cylinder, the pull rod can drive the limit block and the limit clamping block to slide on the inner surface of the limit groove, so that the limit block can be separated from the limit clamping slot, and then the blade body can be taken out of the limit cylinder. When the blade body needs to be installed, the blade body is inserted into the inner surface of the limit cylinder so that the locking groove can be limited on the outer surface of the locking block. At the same time, the spring can drive the limit block to be clamped in the limit clamping slot, thereby achieving the purpose of convenient replacement of the chamfering knife.

[0009] Optionally, the connecting mechanism includes a fixing plate, two connecting plates are fixedly provided on one side of the fixing plate, connecting clamps are provided inside the two connecting plates, and one side of the two connecting clamps is fixedly connected to the outer surface of the limiting cylinder, two bolts are provided at the upper ends of the two connecting plates, and nuts are threadedly sleeved on the outer surfaces of the four bolts.

[0010] By adopting the above technical scheme, through the connecting mechanism, under the action of the connecting plate, when the chamfering knife and the connection need to be installed, the connecting clamping plate is inserted into the connecting groove through the connecting plate, and then the bolts are inserted into the connecting grooves of the connecting plate and the connecting clamping plate, and fixed by nuts. The connection can be fixed by the fixing groove on the fixing clamping plate on one side of the fixing plate, thereby achieving the purpose of fixing the chamfering knife to the connection well.

[0011] Optionally, a limit slot is provided on the outer surface of the blade body, and the inner surface of the limit slot is slidably fitted with the outer surfaces of the two limit blocks.

[0012] By adopting the above technical solution, the limiting block can slide on the inner surface of the limiting slot through the limiting slot.

[0013] Optionally, a clamping groove is formed at one end of the blade body, and the inner surface of the clamping groove is in contact with the outer surface of the clamping block.

[0014] By adopting the above technical solution, the engaging block can be limited on the inner surface of the engaging groove through the engaging groove.

[0015] Optionally, two limiting grooves are formed on the inner surface of the limiting cylinder, and the inner surfaces of the two limiting grooves are respectively slidably fitted with the outer surfaces of the two limiting blocks.

[0016] By adopting the above technical solution, the limiting block can slide on the inner surface of the limiting groove through the limiting groove.

[0017] Optionally, a connection groove is formed on one side of the two connection plates, and the inner surfaces of the two connection grooves are respectively slidably fitted with the outer surfaces of the two connection clamping plates.

[0018] By adopting the above technical solution, the connecting card can slide on the inner surface of the connecting groove through the connecting groove.

[0019] Optionally, the upper ends of the two connecting plates and the two connecting card plates are each provided with a plurality of connecting card slots, and the inner surfaces of the plurality of connecting card slots are respectively slidably fitted with the outer surfaces of the four bolts.

[0020] By adopting the above technical solution, the bolt can slide on the inner surface of the connecting slot through the connecting slot.

[0021] Optionally, four fixing clamping plates are fixedly provided on one side of the fixing plate, and fixing grooves are provided on outer surfaces of the four fixing clamping plates.

[0022] By adopting the above technical solution, the connection point can be fixed through the fixing groove on the fixing card.

[0023] In summary, the present application includes at least one of the following beneficial technical effects:

[0024] 1. The utility model uses a disassembly mechanism, under the action of the limit block, when the chamfering knife needs to be disassembled and replaced, by pulling the pull rod on the outer surface of the limit cylinder, the pull rod can drive the limit block and the limit clamping block to slide on the inner surface of the limit groove, so that the limit block can be separated from the limit clamping groove, and then the blade can be taken out of the limit cylinder. When the blade needs to be installed, the blade is inserted into the inner surface of the limit cylinder so that the clamping groove can be limited on the outer surface of the clamping block, and the spring can drive the limit block to be clamped into the limit clamping groove, so that the chamfering knife can be conveniently replaced;

[0025] 2. The utility model uses a connecting mechanism, under the action of the connecting plate, so that when the chamfering knife and the connection need to be installed, the connecting clamping plate is inserted into the connecting groove through the connecting plate, and then the bolts are inserted into the connecting plate and the connecting clamping grooves on the connecting clamping plate, and fixed by nuts. The connection can be fixed by the fixing groove on the fixing clamping plate on one side of the fixing plate, so that the chamfering knife can be well fixed to the connection. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 It is a schematic diagram of the structure of the utility model.

[0027] Figure 2 It is a cross-sectional schematic diagram of the disassembly mechanism of the utility model.

[0028] Figure 3 It is a schematic diagram of the connection mechanism of the utility model.

[0029] In the figure, 1, blade; 2, disassembly mechanism; 3, connecting mechanism; 20, limiting cylinder; 21, pull rod; 22, spring; 23, limiting groove; 24, limiting block; 25, limiting block; 26, limiting groove; 27, engaging groove; 28, engaging block; 30, connecting plate; 31, connecting groove; 32, connecting plate; 33, connecting groove; 34, nut; 35, fixing plate; 36, fixing groove; 37, fixing plate; 38, bolt. DETAILED DESCRIPTION

[0030] The following is combined with Figure 1 -Attached Figure 3 , further details of this application are given.

[0031] Example 1

[0032] Chamfering knife, see Figure 1 and Figure 2 , including a blade body 1, a disassembly mechanism 2 is provided on the outer surface of the blade body 1, a connecting mechanism 3 is provided on one side of the disassembly mechanism 2, the disassembly mechanism 2 includes a limit cylinder 20, a clamping block 28 is fixedly provided at one end of the inner surface of the limit cylinder 20, two limit blocks 25 are provided inside the limit cylinder 20, both sides of the two limit blocks 25 are fixedly provided with limit clamping blocks 24, one end of the two limit blocks 25 are fixedly provided with pull rods 21, and the outer surfaces of the two pull rods 21 are sleeved with springs 22. Through the disassembly mechanism 2, under the action of the limit blocks 25, when the chamfering knife needs to be disassembled and replaced, through Pull the pull rod 21 on the outer surface of the limit cylinder 20 so that the pull rod 21 can drive the limit block 25 and the limit clamping block 24 to slide on the inner surface of the limit groove 23, so that the limit block 25 can be separated from the limit clamping groove 26, and then the blade 1 can be taken out of the limit cylinder 20. When the blade body 1 needs to be installed, the blade body 1 is inserted into the inner surface of the limit cylinder 20 so that the locking groove 27 can be limited on the outer surface of the locking block 28. At the same time, the spring 22 can drive the limit block 25 to be clamped into the limit clamping groove 26, thereby achieving the purpose of convenient replacement of the chamfering knife.

[0033] Reference Figure 2 A limit slot 26 is provided on the outer surface of the blade body 1 , and the inner surface of the limit slot 26 is slidably fitted with the outer surfaces of the two limit blocks 25 , so that the limit blocks 25 can slide on the inner surface of the limit slot 26 through the limit slot 26 .

[0034] Reference Figure 2 A locking groove 27 is provided at one end of the blade body 1 , and the inner surface of the locking groove 27 is in contact with the outer surface of the locking block 28 , so that the locking block 28 can be limited on the inner surface of the locking groove 27 through the locking groove 27 .

[0035] Reference Figure 2 The inner surface of the limiting cylinder 20 is provided with two limiting grooves 23 , and the inner surfaces of the two limiting grooves 23 are respectively slidably fitted with the outer surfaces of the two limiting blocks 25 , so that the limiting blocks 25 can slide on the inner surfaces of the limiting grooves 23 through the limiting grooves 23 .

[0036] The implementation principle of the embodiment of the present application is: through the disassembly mechanism 2, under the action of the limit block 25, when the chamfering knife needs to be disassembled and replaced, by pulling the pull rod 21 on the outer surface of the limit cylinder 20, the pull rod 21 can drive the limit block 25 and the limit clamping block 24 to slide on the inner surface of the limit groove 23, so that the limit block 25 can be separated from the limit clamping groove 26, and then the blade body 1 can be taken out of the limit cylinder 20. When the blade body 1 needs to be installed, the blade body 1 is inserted into the inner surface of the limit cylinder 20 so that the locking groove 27 can be limited on the outer surface of the locking block 28. At the same time, the spring 22 can drive the limit block 25 to be clamped into the limit clamping groove 26, thereby achieving the purpose of convenient replacement of the chamfering knife.

[0037] Example 2

[0038] The difference between this embodiment and embodiment 1 is that:

[0039] Reference Figure 3 The connecting mechanism 3 includes a fixing plate 37, one side of which is fixed with two connecting plates 32, the interior of the two connecting plates 32 is provided with a connecting card plate 30, and one side of the two connecting card plates 30 is fixedly connected to the outer surface of the limiting cylinder 20, and the upper ends of the two connecting plates 32 are provided with two bolts 38, and the outer surfaces of the four bolts 38 are threadedly sleeved with nuts 34. Through the connecting mechanism 3, under the action of the connecting plate 32, when the chamfering knife and the connection need to be installed, the connecting card plate 30 is inserted into the connecting groove 33 through the connecting plate 32, and then the bolt 38 is inserted into the connecting card groove 31 on the connecting plate 32 and the connecting card plate 30, and fixed by the nut 34, and the connection can be fixed by the fixing groove 36 on the fixing card plate 35 on one side of the fixing plate 37, so that the chamfering knife can be well fixed to the connection.

[0040] Reference Figure 3A connecting groove 33 is provided on one side of the two connecting plates 32, and the inner surfaces of the two connecting grooves 33 are slidably fitted with the outer surfaces of the two connecting card plates 30 respectively, so that the connecting card plates 30 can slide on the inner surfaces of the connecting grooves 33 through the connecting grooves 33.

[0041] Reference Figure 3 A plurality of connecting slots 31 are provided at the upper ends of the two connecting plates 32 and the two connecting card plates 30, and the inner surfaces of the plurality of connecting slots 31 are respectively slidably fitted with the outer surfaces of the four bolts 38, so that the bolts 38 can slide on the inner surfaces of the connecting slots 31 through the connecting slots 31.

[0042] Reference Figure 3 Four fixing plates 35 are fixedly provided on one side of the fixing plate 37 , and fixing grooves 36 are provided on the outer surfaces of the four fixing plates 35 , so that the connection can be fixed through the fixing grooves 36 on the fixing plates 35 .

[0043] The embodiments of this specific implementation are all preferred embodiments of the present application, and are not intended to limit the protection scope of the present application. The same components are represented by the same figure marks. Therefore, any equivalent changes made based on the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A chamfering knife, comprising a knife body (1), characterized in that: The outer surface of the blade body (1) is provided with a disassembly mechanism (2), and one side of the disassembly mechanism (2) is provided with a connection mechanism (3); The disassembly mechanism (2) comprises a limiting cylinder (20), one end of the inner surface of which is fixedly provided with a locking block (28), two limiting blocks (25) are arranged inside the limiting cylinder (20), both sides of the two limiting blocks (25) are fixedly provided with limiting clamping blocks (24), one end of the two limiting blocks (25) is fixedly provided with a pull rod (21), and the outer surfaces of the two pull rods (21) are sleeved with springs (22).

2. The chamfering cutter according to claim 1, characterized in that: The connecting mechanism (3) comprises a fixing plate (37), two connecting plates (32) are fixedly provided on one side of the fixing plate (37), connecting clamps (30) are provided inside the two connecting plates (32), and one side of the two connecting clamps (30) is fixedly connected to the outer surface of the limiting cylinder (20), two bolts (38) are provided at the upper ends of the two connecting plates (32), and nuts (34) are threadedly sleeved on the outer surfaces of the four bolts (38).

3. The chamfering cutter according to claim 1, characterized in that: The outer surface of the blade body (1) is provided with a limit slot (26), and the inner surface of the limit slot (26) is slidably fitted with the outer surfaces of the two limit blocks (25).

4. The chamfering cutter according to claim 1, characterized in that: A clamping groove (27) is provided at one end of the blade body (1), and the inner surface of the clamping groove (27) is in contact with the outer surface of the clamping block (28).

5. The chamfering cutter according to claim 1, characterized in that: The inner surface of the limiting cylinder (20) is provided with two limiting grooves (23), and the inner surfaces of the two limiting grooves (23) are respectively slidably fitted with the outer surfaces of the two limiting blocks (25).

6. The chamfering cutter according to claim 2, characterized in that: A connection groove (33) is provided on one side of the two connection plates (32), and the inner surfaces of the two connection grooves (33) are respectively slidably fitted with the outer surfaces of the two connection clamping plates (30).

7. The chamfering cutter according to claim 2, characterized in that: The upper ends of the two connecting plates (32) and the two connecting clamping plates (30) are each provided with a plurality of connecting clamping grooves (31), and the inner surfaces of the plurality of connecting clamping grooves (31) are respectively slidably fitted with the outer surfaces of the four bolts (38).

8. The chamfering cutter according to claim 2, characterized in that: Four fixed clamping plates (35) are fixedly arranged on one side of the fixed plate (37), and the outer surfaces of the four fixed clamping plates (35) are all provided with fixing grooves (36).

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