CN210937409U

CN210937409U - Combined broach assembly

Info

Publication number: CN210937409U
Application number: CN201921869685.8U
Authority: CN
Inventors: 李自友
Original assignee: Hanzhoung Zhihai Precision Machine Tools Co ltd
Current assignee: Hanzhoung Zhihai Precision Machine Tools Co ltd
Priority date: 2019-11-01
Filing date: 2019-11-01
Publication date: 2020-07-07
Anticipated expiration: 2029-11-01

Abstract

The utility model discloses a modular broach assembly, comprising a base plate, two through-holes have been seted up at the top of bottom plate, the top of bottom plate is equipped with the broach, the left and right sides of broach all is equipped with the triangular prism, is located leftwards the outer wall clearance fit of triangular prism has first support, the bottom of first support is in the same place with the top left side rigid coupling of bottom plate. This combination formula broach assembly, through the second support, the triangular prism, thick pole, the swash plate, the cooperation between threaded rod and the nut, realized carrying out the selection of three broach according to the use needs, and broach processing itself is at the outer wall of thick pole, and then avoided the combination formula broach among the prior art need be with the fixed trouble together of the cutter of a plurality of differences, this combination formula broach assembly's structure than with the broach assembly in the conventional art, its structure is simpler, the dynamics that can bear is great, be difficult for damaging, the maintenance number of times has been reduced, work efficiency has been guaranteed.

Description

Combined broach assembly

Technical Field

The utility model relates to a combination formula broach technical field specifically is a combination formula broach assembly.

Background

The broach is the cutter that the broaching in-process used, in the machining process, an important machining tool, for convenient to use, people gather a plurality of broaches together, form combination formula broach assembly, and then make things convenient for the broaching operation, but combination formula broach among the prior art need be together fixed with a plurality of different cutters, then adjust according to the user demand, this structure that just leads to combination formula broach assembly is complicated, because combination formula broach assembly is when using, the dynamics that bears is great, therefore complicated structure, damage easily more, be not convenient for maintain, and can lead to work efficiency greatly reduced, so prior art can't satisfy people's user demand.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a modular broach assembly to the combined broach among the prior art who proposes in solving above-mentioned background art needs to be in the same place the cutter of a plurality of differences is fixed, then adjust according to the use needs, this structure that just leads to combined broach assembly is complicated, because combined broach assembly is when using, the dynamics of bearing is great, consequently complicated structure, easily damage more, be not convenient for maintain, and can lead to work efficiency greatly reduced, so prior art can't satisfy people's the problem of use needs.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a modular broach assembly, includes the bottom plate, two through-holes have been seted up at the top of bottom plate, the top of bottom plate is equipped with the broach, the left and right sides of broach all is equipped with the triangular prism, is located leftwards the outer wall clearance fit of triangular prism has first support, the bottom of first support is in the same place with the top left side rigid coupling of bottom plate, the top of bottom plate is equipped with damping device, is located the right side the outer wall clearance fit of triangular prism has the second support, the bottom of second support is equipped with adjustment mechanism, adjustment mechanism links to each other with the bottom plate.

Preferably, the broaching tool comprises a thick rod, a first broaching key is machined at the top of the thick rod, a second broaching key is machined at the front of the thick rod, and a third broaching key is machined at the bottom of the thick rod.

Preferably, the cross section of the thick rod is a regular triangle, and the angle of the thick rod is the same as that of a triangular prism.

Preferably, damping device includes roof, rubber slab and spring, the top of roof is in the same place with the bottom rigid coupling of rubber slab, the top of rubber slab offsets tightly with the bottom of third broach key, the equal rigid coupling in both sides is come about the bottom of roof has the spring, the bottom of spring is in the same place with the top rigid coupling of bottom plate.

Preferably, adjustment mechanism includes first slider, base and threaded rod, the bottom of first slider is in the same place with the top rigid coupling of bottom plate, the top slip joint of first slider has the second slider, the top of second slider is in the same place with the bottom rigid coupling of second support, the bottom of base is in the same place with the top right side rigid coupling of bottom plate, the top rigid coupling of base has the nut, the inner wall of nut links to each other with the outer wall screw thread of threaded rod, the outer wall left end rigid coupling of threaded rod has the bearing, the outer wall rigid coupling of bearing has the swash plate, the left side of swash plate offsets tightly with the right side of second support, the right-hand member rigid coupling of threaded rod has the round handle.

Preferably, the right side of the base is flush with the right side of the bottom plate.

Compared with the prior art, the beneficial effects of the utility model are that: this combination formula broach assembly, through the second support, the triangular prism, thick pole, the swash plate, the cooperation between threaded rod and the nut, realized carrying out the selection of three broach according to the use needs, and broach processing itself is at the outer wall of thick pole, and then avoided the combination formula broach among the prior art need with the fixed trouble together of the cutter of a plurality of differences, this combination formula broach assembly's structure compare with the broach assembly in the conventional art, its structure is simpler, the dynamics that can bear is great, be difficult for damaging, the maintenance number of times has been reduced, work efficiency has been guaranteed, use convenient and fast, so this combination formula broach assembly can satisfy people's use needs completely.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a cross-sectional view of FIG. 1;

FIG. 3 is a schematic view showing the connection structure of the thick rod, the top plate and the bottom plate in FIG. 2;

fig. 4 is a schematic view of the connection relationship between the threaded rod, the sloping plate and the round handle in fig. 2.

In the figure: 1. broach, 101, thick pole, 102, first broach key, 103, second broach key, 104, third broach key, 2, damping device, 201, roof, 202, rubber slab, 203, spring, 3, adjustment mechanism, 301, first slider, 302, second slider, 303, base, 304, nut, 305, threaded rod, 306, bearing, 307, swash plate, 308, round handle, 4, bottom plate, 5, through-hole, 6, first support, 7, triangular prism, 8, second support.

Detailed Description

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. 1-4, the present invention provides a technical solution: a combined broach assembly comprises a bottom plate 4, two through holes 5 are formed in the top of the bottom plate 4, the bottom plate 4 can be conveniently fixed with an external machine tool through the through holes 5, a broach 1 is arranged above the bottom plate 4, triangular pillars 7 are arranged on the left side and the right side of the broach 1, a thick rod 101 can be fixed by one hundred twenty degrees per rotation through the matching of the triangular pillars 7, a first support 6 is arranged on the outer wall of the triangular pillar 7 on the left side in a clearance fit mode, the bottom of the first support 6 is fixedly connected with the left side of the top of the bottom plate 4, a damping device 2 is arranged above the bottom plate 4, a second support 8 is arranged on the outer wall of the triangular pillar 7 on the right side in a clearance fit mode, an adjusting mechanism 3 is arranged at the bottom of the second support 8, the adjusting mechanism 3 is connected with the bottom plate 4, the broach 1 comprises a thick rod 101, a first broach key 102 is processed on the top of the thick rod, the front surface of the thick rod 101 is provided with a second broach key 103, the bottom of the thick rod 101 is provided with a third broach key 104, the cross section of the thick rod 101 is in a regular triangle shape, the thick rod 101 rotates one hundred twenty degrees along with the triangular prism 7 every time, the first broach key 102, the second broach key 103 and the third broach key 104 can be switched, the angle is the same as that of the triangular prism 7, the damping device 2 comprises a top plate 201, a rubber plate 202 and a spring 203, the top of the top plate 201 is fixedly connected with the bottom of the rubber plate 202, the top of the rubber plate 202 is tightly connected with the bottom of the third broach key 104, the springs 203 are fixedly connected on the left side and the right side of the bottom of the top plate 201, the spring 203 gives upward elasticity to the top plate 201, the top of the rubber plate 202 is further ensured to be tightly connected with the broach key below the thick rod 101, the bottom of the spring 203 is fixedly connected with the top of the bottom plate 4, the adjusting mechanism 3 comprises a first slider 301, a base 303, the bottom of the first slider 301 is fixedly connected with the top of the bottom plate 4, the second slider 302 is slidably clamped above the first slider 301, the bottom plate 4 and the second support 8 are conveniently limited by matching the first slider 301 with the second slider 302, the second support 8 is ensured to be accurately matched with the triangular prism 7 on the right side, the top of the second slider 302 is fixedly connected with the bottom of the second support 8, the bottom of the base 303 is fixedly connected with the right side of the top of the bottom plate 4, the top of the base 303 is fixedly connected with a nut 304, the nut 304 can drive the second support 8 to move leftwards or rightwards when the threaded rod 305 is rotated, the inner wall of the nut 304 is in threaded connection with the outer wall of the threaded rod 305, the left end of the outer wall of the threaded rod 305 is fixedly connected with a bearing 306, the bearing 306 plays a supporting role for the inclined plate 307 and the threaded rod, the outer wall of the bearing 306 is fixedly connected with an inclined plate 307, the left side of the inclined plate 307 is abutted, the inclined plate 307 has a limiting and fixing function on the second support 8, a round handle 308 is fixedly connected to the right end of the threaded rod 305, a user can conveniently rotate the threaded rod 305 through the round handle 308, and the right side of the base 303 is flush with the right side of the bottom plate 4.

When the combined broach assembly is used, firstly, the bottom plate 4 is fixed with an external machine tool through the through hole 5, when the combined broach assembly is used, the round handle 308 is rotated, the round handle 308 drives the threaded rod 305 to rotate, the threaded rod 305 moves rightwards through the matching among the nuts 304, and then the bearing 306 drives the inclined plate 307 to move rightwards, so that the inclined plate 307 does not tightly support the second support 8, then the second support 8 is pulled rightwards, the second support 8 drives the second sliding block 302 at the bottom of the second support to move rightwards along the outer wall of the first sliding block 301, so that the triangular prism 7 at the right side is separated from the thick rod 101, then the thick rod 101 and the triangular prism 7 are rotated according to the processing requirement at the moment, the first broach key 102, the second broach key 103 and the third broach key 104 are switched, the required broach key at the moment is upwards, then the second support 8 is pushed leftwards, so that the second support 8 is in clearance fit with the triangular prism 7 at the right side, and then, the round handle 308 is adjusted, so that the inclined plate 307 moves leftwards, the second support 8 is tightly abutted again, the thick rod 101 is fixed, and at the moment, the combined broach assembly can process a workpiece through a broach key at the top of the thick rod 101 under the driving of an external machine tool.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A modular broach assembly, includes bottom plate (4), its characterized in that: two through-holes (5) have been seted up at the top of bottom plate (4), the top of bottom plate (4) is equipped with broach (1), the left and right sides of broach (1) all is equipped with triangular prism (7), is located left the outer wall clearance fit of triangular prism (7) has first support (6), the bottom of first support (6) is in the same place with the top left side rigid coupling of bottom plate (4), the top of bottom plate (4) is equipped with damping device (2), is located the right side the outer wall clearance fit of triangular prism (7) has second support (8), the bottom of second support (8) is equipped with adjustment mechanism (3), adjustment mechanism (3) link to each other with bottom plate (4).

2. The modular broach assembly according to claim 1, in which: the broaching tool (1) comprises a thick rod (101), a first broaching key (102) is machined at the top of the thick rod (101), a second broaching key (103) is machined on the front surface of the thick rod (101), and a third broaching key (104) is machined at the bottom of the thick rod (101).

3. The modular broach assembly according to claim 2, in which: the cross section of the thick rod (101) is a regular triangle, and the angle of the thick rod is the same as that of the triangular prism (7).

4. The modular broach assembly according to claim 1, in which: damping device (2) include roof (201), rubber slab (202) and spring (203), the top of roof (201) is in the same place with the bottom rigid coupling of rubber slab (202), the top of rubber slab (202) is supported tightly with the bottom of third broach key (104), come the equal rigid coupling in both sides about the bottom of roof (201) to have spring (203), the bottom of spring (203) is in the same place with the top rigid coupling of bottom plate (4).

5. The modular broach assembly according to claim 1, in which: the adjusting mechanism (3) comprises a first sliding block (301), a base (303) and a threaded rod (305), the bottom of the first sliding block (301) is fixedly connected with the top of the bottom plate (4), a second sliding block (302) is clamped above the first sliding block (301) in a sliding manner, the top of the second sliding block (302) is fixedly connected with the bottom of the second bracket (8), the bottom of the base (303) is fixedly connected with the right side of the top of the bottom plate (4), the top of the base (303) is fixedly connected with a nut (304), the inner wall of the nut (304) is in threaded connection with the outer wall of the threaded rod (305), the left end of the outer wall of the threaded rod (305) is fixedly connected with a bearing (306), the outer wall of the bearing (306) is fixedly connected with an inclined plate (307), the left side of the inclined plate (307) is tightly propped against the right side of the second support (8), and the right end of the threaded rod (305) is fixedly connected with a round handle (308).

6. The modular broach assembly according to claim 5, in which: the right side of the base (303) is flush with the right side of the bottom plate (4).