CN209918896U - Adjustable inner and outer chamfer combined tool for shaft pipe parts - Google Patents

Abstract

The utility model belongs to the technical field of mechanical processing, and relates to a combined tool with adjustable inner and outer chamfering for shaft and tube parts; Including a base with a tapered shank, an integral bracket, a first chamfering tool, a second chamfering tool, a tool connecting pin, a first adjustable support, a second adjustable support, and the integral bracket is fixed to the base, and the two The first chamfering tools are respectively mounted on the first mounting bracket and the third mounting bracket and fixed by the tool connecting pins; the two second chamfering tools are respectively mounted on the second mounting bracket and the fourth mounting bracket and connected by the tools The pin is fixed; the first adjustable support is installed in the first installation screw hole of the first chamfering tool, and the second adjustable support is installed in the first installation screw hole of the second chamfering tool; The inner hole and outer circle of the shaft tube parts are chamfered, and the rough and fine are completed at the same time.

Description

Adjustable internal and external chamfering combined tool for shaft and tube parts

technical field

The utility model belongs to the technical field of mechanical processing, and relates to an adjustable inner and outer chamfering combined tool for shaft tube parts.

Background technique

Ordinary lathes are horizontal lathes that can process various types of workpieces such as shafts, disks, rings, etc. Perform operations such as drilling, reaming, tapping and knurling. Ordinary lathes are the most widely used type of lathes, accounting for about 65% of the total number of lathes. They are called horizontal lathes because their spindles are placed horizontally.

In machining, there is a type of parts that are hollow shaft parts, which need to be chamfered at the end, and both inner and outer circles need to be chamfered. When machining the inner and outer chamfering of shaft and tube parts on an ordinary lathe, two chamfering knives are needed for the inner and outer circles, and the tool holder needs to be changed frequently, and the chamfering depth is inconsistent, which is inefficient and not suitable for batch processing.

SUMMARY OF THE INVENTION

The purpose of this utility model is to aim at the above-mentioned defects of the prior art, and to provide a combined tool with adjustable internal and external chamfering for shaft and tube parts, so as to solve the problem that when machining the external chamfering of the inner hole of the shaft and tube parts on an ordinary lathe, Inconsistent chamfering depth and low efficiency.

To achieve the above object, the technical scheme that the present invention provides for solving the prior art problems is as follows:

An adjustable inner and outer chamfering combination tool for shaft and tube parts, comprising a base with a tapered shank, and characterized in that it also includes an integral bracket, a first chamfering tool, a second chamfering tool, a tool connecting pin, and a first adjustable chamfering tool. Support, second adjustable support, a first mounting bracket, a second mounting bracket, a third mounting bracket and a fourth mounting bracket are processed on the integral support, and the integral support is fixed to the tapered shank On the base, two first chamfering tools are respectively mounted on the first mounting bracket and the third mounting bracket of the integral bracket and fixed by the tool connecting pins; the two second chamfering tools are Angle cutters are respectively mounted on the second mounting bracket and the fourth mounting bracket of the integral bracket and fixed by the cutter connecting pins; the first adjustable support is mounted to the first chamfering cutter The second adjustable support is installed in the first installation screw hole of the second chamfering tool.

The purpose of this utility model is achieved in this way.

An adjustable inner and outer chamfering combination tool for shaft and tube parts, comprising a base 1 with a tapered shank, and characterized in that it also includes an integral bracket 2, a first chamfering tool 3, a second chamfering tool 4, and a tool connecting pin 5. The first adjustable support 6 and the second adjustable support 7; the first mounting bracket 21, the second mounting bracket 22, the third mounting bracket 23 and the fourth mounting bracket 24 are fixed on the integral support 2. The bracket 2 is fixed on the base 1 with the tapered shank, two first chamfering tools 3 are provided, and the two first chamfering tools 3 are respectively installed on the first mounting bracket 21 and the third The mounting bracket 23 is fixed by the tool connecting pin 5; two second chamfering tools 4 are provided, and the two second chamfering tools 4 are respectively installed on the second mounting bracket 22 and the first chamfering tool 4. Four mounting brackets 24 and fixed by the tool connecting pin 5;

The first adjustable support 6 is fixedly connected with the first chamfering tool 3 , and the second adjustable support 7 is fixedly connected with the second chamfering tool 4 .

In the technical solution, the central support 25 is fixed on the integral bracket 2; the first installation bracket 21, the second installation bracket 22, the third installation bracket 23 and the fourth installation bracket 24 are located around the integral bracket 2 and are The longitudinal centerlines are spaced 90 degrees from each other, and the central support 25 is located at the center of the integral bracket 2;

After the first adjustable support 6 is installed with the first chamfering tool 3 , the top end of the first adjustable support 6 is in contact with the central support 25 .

In the technical solution, the first chamfering cutter includes a first cutter body 31 , an indexable cutter block 32 , a cutter block pressure plate 33 and a pressure plate fastening bolt 34 ;

The first cutter body 31 is provided with a cutter block mounting groove A311, a third mounting screw hole A312, a second mounting screw hole B313, a first mounting screw hole A314, and a pin hole A315;

The first adjustable support 6 is installed into the first installation screw hole A314 of the first chamfering tool 3 , and the second adjustable support 7 is installed into the first installation screw of the second chamfering tool 4 . Inside hole B414;

The indexable knife block 32 is installed on the knife block installation groove A311, and the pressure plate fastening bolt 34 is connected to the third installation screw hole A312 of the first knife body 31 through the light hole of the knife block pressure plate 33;

The tool connecting pin 5 passes through the pin hole A315, and the first adjustable support 6 is connected to the first mounting screw hole A314.

In the technical solution, the second chamfering tool includes a second tool body 41. After the second adjustable support 7 is fixedly installed with the second chamfering tool 4, the top end of the second adjustable support 7 is connected to the integral bracket. 2 contacts.

In the technical solution, the base 1 with the taper shank is provided with a taper shank 11 , and the taper shank 11 has a Morse taper.

In the technical solution, the taper shank 11 has a No. 4 Morse taper.

The said axle tube type parts can be adjusted inside and outside the chamfering combination tool, and also includes tension spring adjustment bolts and tension springs, the tension spring adjustment bolts are provided with four, and the tension springs are provided with two;

Two of the tension spring adjustment bolts are installed on the second installation screw holes B313 of the first cutter body 31, and a tension spring is installed at the ends of the two tension spring adjustment bolts;

The other two tension spring adjustment bolts are installed on the second installation screw holes A14 of the base 1 with the tapered shank, and the other tension spring is fixed to the end of the tension spring adjustment bolt and the second installation light hole of the second cutter body 41 413 on.

The utility model has the following advantages:

(1) Control the feed depth by adjusting the tailstock of the horizontal lathe;

(2) Chamfer the inner hole and outer circle of the shaft and tube parts at the same time with one feed;

(3) The consistency of chamfering is well guaranteed;

(4) Because the inner hole and the outer circle are cut at the same time, the smoothness of cutting is guaranteed;

(5) The use of two knives for inner hole chamfering and outer chamfering respectively increases the stability of cutting;

(6) There is no need to replace the tool, and the efficiency is doubled.

(7) The two inner hole knives can be adjusted to different chamfering diameters, one feed, and rough and fine chamfering is completed at one time.

Description of drawings

FIG. 1 is a schematic structural diagram of an adjustable inner and outer chamfering combined tool for shaft and tube parts according to the present invention.

FIG. 2 is one of the structural schematic diagrams of the base with the tapered shank of the adjustable inner and outer chamfering combined cutter of the shaft tube type part according to the utility model.

FIG. 3 is the second structural schematic diagram of the base with the tapered shank of the adjustable inner and outer chamfering combination tool for the shaft tube type part according to the utility model.

FIG. 4 is one of the structural schematic diagrams of the integral support of the adjustable inner and outer chamfering combined cutter of the shaft tube type part according to the present invention.

FIG. 5 is the second schematic diagram of the structure of the integral support of the adjustable inner and outer chamfering combined cutter of the shaft tube type part according to the present invention.

6 is a schematic structural diagram of the first chamfering cutter of the adjustable inner and outer chamfering combined cutter of the shaft tube type part according to the present invention.

7 is a schematic diagram of the installation structure of the two first chamfering tools of the adjustable inner and outer chamfering combined tool of the shaft tube type part according to the utility model.

FIG. 8 is a schematic structural diagram of the first cutter body of the adjustable inner and outer chamfering combination cutter for shaft tube parts according to the present invention.

FIG. 9 is a schematic diagram of the installation structure of the first chamfering tool of the adjustable inner and outer chamfering combined tool of the shaft tube type part according to the present invention.

FIG. 10 is a schematic structural diagram of the second chamfering tool of the adjustable inner and outer chamfering combined tool of the shaft tube type part according to the present invention.

FIG. 11 is a schematic diagram of the installation structure of two second chamfering tools of the adjustable inner and outer chamfering combined tool of the shaft tube type part according to the present invention.

FIG. 12 is a schematic structural diagram of the second cutter body of the adjustable inner and outer chamfering combination cutter for shaft and tube parts according to the present invention.

13 is a schematic diagram of the installation structure of the second chamfering tool of the adjustable inner and outer chamfering combined tool of the shaft tube type part according to the present invention.

14 is a schematic diagram of the installation structure of the first chamfering tool and the second chamfering tool of the adjustable inner and outer chamfering combination tool of the shaft tube type part according to the present invention.

15 is a schematic diagram of the installation structure of the first chamfering tool with a tension spring of the adjustable inner and outer chamfering combination tool of the shaft tube type part according to the present invention.

FIG. 16 is a schematic diagram of the installation structure of the second chamfering tool with a tension spring of the adjustable inner and outer chamfering combined tool of the shaft tube type part according to the utility model.

Fig. 17 is the second schematic view of the structure of the base with the tapered shank of the adjustable inner and outer chamfering combination tool for shaft and tube parts according to the present invention.

1- base with taper shank; 2- integral bracket; 3- first chamfering tool; 4- second chamfering tool; 5- tool connecting pin; 6- first adjustable support; 7- second adjustable Support; 8- tension spring adjustment bolt; 9- tension spring;

11-taper shank; 12-mouth; 13-first installation screw hole; 14-second installation screw hole A;

21-first mounting bracket; 22-second mounting bracket; 23-third mounting bracket; 24-fourth mounting bracket; 25-central support; 26-stop; 27-light hole; 28-pin hole;

31- the first cutter body; 32- indexable cutter block; 33- cutter block pressure plate; 34- pressure plate fastening bolt;

311-knife block installation slot A; 312-third installation screw hole A; 313-second installation screw hole B; 314-first installation screw hole A; 315-pin hole A;

41- the second cutter body;

411-installation slot B of cutter block; 412-third installation screw hole B; 413-second installation light hole; 414-first installation screw hole B; 415-pin hole B.

Detailed ways

The specific embodiments of the present utility model will be described in detail below with reference to the accompanying drawings.

Example:

An adjustable inner and outer chamfering combination tool for shaft and tube parts, comprising a base 1 with a tapered shank, and is characterized in that it further comprises an integral bracket 2, a first chamfering tool 3, a second chamfering tool 4, and a tool connecting pin 5 , the first adjustable support 6, the second adjustable support 7, the first installation bracket 21, the second installation bracket 22, the third installation bracket 23 and the fourth installation bracket 24 are processed on the integral bracket 2, and all the The integral bracket 2 is fixed on the base 1 with the tapered shank, and the two first chamfering tools 3 are respectively installed on the first mounting bracket 21 and the third mounting bracket 23 of the integral bracket 2 The two second chamfering tools 4 are respectively mounted on the second mounting bracket 22 and the fourth mounting bracket 24 of the integral bracket 2 and are fixed by the tool connecting pin 5; The tool connecting pin 5 is fixed; the first adjustable support 6 is installed into the first mounting screw hole 314 of the first chamfering tool 3, and the second adjustable support 7 is installed to the second Inside the first installation screw hole 414 of the chamfering tool 4 .

As shown in FIG. 1 , it is a schematic structural diagram of the adjustable inner and outer chamfering combined tool for shaft tube parts according to the present invention.

The two first chamfering tools 3 are respectively mounted on the first mounting bracket 21 and the third mounting bracket 23 of the integral bracket 2 and fixed by the tool connecting pins 5; two first chamfering The tool 3 is a set, which is used for processing the inner hole chamfering of the shaft tube type parts.

The two second chamfering tools 4 are respectively mounted on the second mounting bracket 22 and the fourth mounting bracket 24 of the integral bracket 2 and fixed by the tool connecting pins 5; two second The chamfering tool 4 is a set, which is used for machining the external chamfering of shaft and tube parts.

As shown in Figure 2 and Figure 3, it is a schematic structural diagram of a base with a tapered shank of the adjustable inner and outer chamfering combination tool for shaft and tube parts according to the present invention. The taper shank 11 has a Morse taper, and is used for inserting the tailstock of the lathe to realize the connection between the base 1 with the taper shank and the lathe. The stop 12 is used for positioning the integral bracket 2 , and the first mounting screw holes 13 are used for fixing the integral bracket 2 .

As shown in FIG. 4 and FIG. 5 , it is a schematic diagram of the structure of the integral support of the adjustable inner and outer chamfering combined cutter of the shaft tube type part according to the present invention.

The first mounting bracket 21 , the second mounting bracket 22 , the third mounting bracket 23 , the fourth mounting bracket 24 and the central support 25 are fixed on the integral bracket 2 . The two first chamfering tools 3 are respectively assembled with the first mounting bracket 21 and the third mounting bracket 23 and fixed by the tool connecting pins 5 . The two second chamfering tools 4 are respectively assembled with the second mounting bracket 22 and the fourth mounting bracket 24 and fixed by the tool connecting pins 5 . The central support 25 is used for the positioning of the first adjustable support 6 . The positioning of the integral bracket 2 is achieved by assembling the mouth 26 with the mouth 12 of the base 1 with the tapered shank. Use 4 bolts to pass through the four light holes 27 of the integral bracket 2 to connect to the first mounting screw holes 13 of the base 1 with the tapered shank.

The first mounting bracket 21 , the second mounting bracket 22 , the third mounting bracket 23 and the fourth mounting bracket 24 are all machined with pin holes 28 for fixing the tool connecting pin 5 .

As shown in FIG. 6 , it is a schematic structural diagram of the first chamfering tool of the adjustable inner and outer chamfering combination tool for shaft and tube parts according to the present utility model, including a first tool body 31 , an indexable tool block 32 , and a tool block. The pressure plate 33, the pressure plate is fastened with the bolt 34.

As shown in FIG. 7 , it is a schematic diagram of the installation structure of the two first chamfering cutters of the adjustable inner and outer chamfering combined cutter of the shaft tube type part according to the present invention.

The two first chamfering tools 3 are respectively assembled with the first mounting bracket 21 and the third mounting bracket 23 and fixed by the tool connecting pins 5 . After the first adjustable support 6 is installed with the first chamfering tool 3 , the top end of the first adjustable support 6 is in contact with the central support 25 , so that the working position of the first chamfering tool 3 can be adjusted.

As shown in FIG. 8 , it is a schematic structural diagram of the first cutter body of the combination cutter with adjustable inner and outer chamfers for shaft and tube parts according to the present invention.

As shown in FIG. 9 , it is a schematic diagram of the installation structure of the first chamfering tool of the adjustable inner and outer chamfering combined tool of the shaft tube type part according to the present invention.

Install the indexable knife block 32 into the knife block installation slot A311, put on the knife block press plate 33, and use the press plate fastening bolt 34 to pass through the light hole of the knife block press plate 33 and connect it to the third installation screw hole of the first knife body 31 on the A312.

The tool connecting pin 5 passes through the pin hole A315, and the first adjustable support 6 is connected to the first mounting screw hole A314.

As shown in FIG. 10 , it is a schematic structural diagram of the second chamfering tool of the adjustable inner and outer chamfering combined tool for shaft and tube parts according to the present invention, including a second tool body 41 , an indexable tool block 32 , and a tool block. The pressure plate 33, the pressure plate is fastened with the bolt 34. FIG. 10 clearly shows the connection relationship between the second adjustable support 7 and the second cutter body 41 .

As shown in FIG. 11 , it is a schematic diagram of the installation structure of two second chamfering tools of the adjustable inner and outer chamfering combined tool of the shaft tube type part according to the present invention.

The two second chamfering tools 4 are respectively assembled with the second mounting bracket 22 and the fourth mounting bracket 24 and fixed by the tool connecting pins 5 . After the second adjustable support 7 is installed with the second chamfering tool 4 , the top end of the second adjustable support 7 is in contact with the integral bracket 2 , so that the working position of the second chamfering tool 4 can be adjusted.

As shown in FIG. 12 , it is a schematic structural diagram of the second cutter body of the adjustable inner and outer chamfering combination cutter for shaft and tube parts according to the present invention.

As shown in FIG. 13 , it is a schematic diagram of the installation structure of the second chamfering tool of the adjustable inner and outer chamfering combined tool of the shaft tube type part according to the present invention.

Install the indexable knife block 32 into the knife block mounting slot B411, put on the knife block pressure plate 33, and use the pressure plate fastening bolt 34 to pass through the light hole of the knife block pressure plate 33 and connect it to the third installation screw hole of the second knife body 41 on B412.

The tool connecting pin 5 passes through the pin hole B415, and the second adjustable support 7 is connected to the first mounting screw hole B414.

As shown in FIG. 14 , it is a schematic diagram of the installation structure of the first chamfering tool and the second chamfering tool of the adjustable inner and outer chamfering combination tool of the shaft tube type part according to the present invention.

Assemble the integral bracket 2 to the base 1 with the tapered shank, using the spigot to locate. Use 4 bolts to pass through the four light holes on the integral bracket 2 and connect them to the first mounting screw holes 13 of the base 1 with tapered shank to fix the integral bracket 2 . Assemble the two first chamfering tools 3 and the two second chamfering tools 4 with the first mounting bracket 21 , the second mounting bracket 22 , the third mounting bracket 23 and the fourth mounting bracket 24 Lock with tool attachment pin 5.

As shown in FIG. 15 , it is a schematic diagram of the installation structure of the first chamfering tool with a tension spring of the adjustable inner and outer chamfering combination tool of the shaft tube type part according to the present invention.

The tension spring adjusting bolts 8 are mounted on the second mounting screw holes B313 of the first cutter body 31 , and tension springs 9 are mounted on the ends of the two tension spring adjusting bolts 8 . The tension spring 9 has a fixing effect on the two first chamfering tools 3, and when the two first chamfering tools 3 are not performing cutting work, they are still in the cutting working position. Under the action of the tension spring 9, adjustment and measurement before cutting are facilitated.

As shown in FIG. 16 , it is a schematic diagram of the installation structure of the second chamfering tool with a tension spring of the adjustable inner and outer chamfering combination tool of the shaft tube type part according to the present invention.

As shown in FIG. 17 , it is the second structural schematic diagram of the base with a tapered shank of the adjustable inner and outer chamfering combination tool for shaft and tube parts according to the present invention.

Install the tension spring adjustment bolt 8 on the second installation screw hole A14 of the base 1 with a tapered shank, and use the tension spring 9 to connect the end of the tension spring adjustment bolt 8 and the second installation light of the second cutter body 41. hole 413. The tension spring 9 has a fixing effect on the two second chamfering tools 4, and when the two second chamfering tools 4 are not performing cutting work, they are still in the cutting working position. Under the action of the tension spring 9, adjustment and measurement before cutting are facilitated.

Claims (7)

1. The utility model provides an adjustable inside and outside chamfer gang tool of axle tube part, includes base (1) that has the taper shank, its characterized in that: the chamfering machine also comprises an integral support (2), a first chamfering tool (3), a second chamfering tool (4), a tool connecting pin (5), a first adjustable support (6) and a second adjustable support (7); a first mounting bracket (21), a second mounting bracket (22), a third mounting bracket (23) and a fourth mounting bracket (24) are fixed on the integral bracket (2), the integral bracket (2) is fixed on the base (1) with the taper shank, two first chamfering tools (3) are arranged, and the two first chamfering tools (3) are respectively mounted on the first mounting bracket (21) and the third mounting bracket (23) and are fixed through the tool connecting pin (5); two second chamfering tools (4) are arranged, and the two second chamfering tools (4) are respectively installed on the second installation bracket (22) and the fourth installation bracket (24) and are fixed through the tool connecting pin (5);

the first adjustable support (6) is fixedly connected with the first chamfering tool (3), and the second adjustable support (7) is fixedly connected with the second chamfering tool (4).

2. The adjustable inner and outer chamfer combination tool for shaft tube parts as claimed in claim 1, wherein: a central support (25) is fixed on the integral bracket (2); the first mounting bracket (21), the second mounting bracket (22), the third mounting bracket (23) and the fourth mounting bracket (24) are positioned at the periphery of the integral bracket (2), the longitudinal center lines of the first mounting bracket, the second mounting bracket, the third mounting bracket and the fourth mounting bracket are mutually separated by 90 degrees, and the central support (25) is positioned at the central position of the integral bracket (2);

after the first adjustable support (6) and the first chamfering tool (3) are installed, the top end of the first adjustable support (6) is in contact with the central support (25).

3. The adjustable inner and outer chamfer combination tool for shaft tube parts as claimed in claim 1, wherein:

the first chamfering tool comprises a first tool body (31), an indexable tool block (32), a tool block pressing plate (33) and a pressing plate fastening bolt (34);

the first cutter body (31) is provided with a cutter block mounting groove A (311), a third mounting screw hole A (312), a second mounting screw hole B (313), a first mounting screw hole A (314) and a pin hole A (315);

the first adjustable support (6) is mounted in a first mounting screw hole A (314) of the first chamfering tool (3), and the second adjustable support (7) is mounted in a first mounting screw hole B (414) of the second chamfering tool (4);

the indexable cutter block (32) is arranged on a cutter block mounting groove A (311), and a clamp plate fastening bolt (34) passes through a unthreaded hole of a cutter block clamp plate (33) and is connected to a third mounting screw hole A (312) of the first cutter body (31);

the tool connecting pin (5) passes through the pin hole A (315), and the first adjustable support (6) is connected to the first mounting screw hole A (314).

4. The adjustable inner and outer chamfer combination tool for shaft tube parts as claimed in claim 1, wherein:

the second chamfering tool comprises a second tool body (41), and after the second adjustable support (7) and the second chamfering tool (4) are fixedly installed, the top end of the second adjustable support (7) is in contact with the integral support (2).

5. The adjustable inner and outer chamfer combination tool for shaft tube parts as claimed in claim 1, wherein: the base (1) with the taper shank is provided with the taper shank (11), and the taper shank (11) has Morse taper.

6. The adjustable inner and outer chamfer combination tool for shaft tube parts as claimed in claim 5, wherein: the taper shank (11) is provided with No. 4 Morse taper.

7. The adjustable inner and outer chamfer combination tool for shaft tube parts as claimed in claim 3, wherein: the device also comprises four tension spring adjusting bolts and two tension springs;

wherein the two tension spring adjusting bolts are arranged on a second mounting screw hole B (313) of the first cutter body (31), and the end parts of the two tension spring adjusting bolts are provided with a tension spring;

and the other two tension spring adjusting bolts are arranged on a second mounting screw hole A (14) of the base (1) with the taper shank, and the other tension spring is fixed on the end part of each tension spring adjusting bolt and a second mounting unthreaded hole (413) of the second cutter body (41).

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