CN217647632U

CN217647632U - Fast-assembling type reverse scraper

Info

Publication number: CN217647632U
Application number: CN202220984373.7U
Authority: CN
Inventors: 叶军伟; 温华伟
Original assignee: Ningbo Yongxiang Casting Co ltd
Current assignee: Ningbo Yongxiang Casting Co ltd
Priority date: 2022-04-27
Filing date: 2022-04-27
Publication date: 2022-10-25
Anticipated expiration: 2032-04-27

Abstract

The utility model relates to a quick-mounting anti-scraper, including cutter arbor and tool bit, tool bit middle part seted up circular perforation, rectangular form recess has been seted up to the opening part of this circular perforation upper end, the width of rectangular form recess be less than circular fenestrate diameter, the outside of tool bit surround the circumference and evenly arranged a plurality of cutting edges, cutter arbor one end be provided with the dabber with one heart, the diameter of this dabber is less than the diameter of cutter arbor, the junction of cutter arbor and dabber form the step, the both sides equipartition of dabber tip put an incision, the chute has been seted up to one side of this incision bottom, two chutes are central symmetrical arrangement. The utility model has the characteristics of simple structure, low in production cost, regulating speed are fast, make things convenient for the tool changing, improve production efficiency, make things convenient for the cutter location etc.

Description

Fast-assembling type reverse scraper

Technical Field

The utility model relates to a counter bore cutter technical field especially relates to a quick-mounting type reverse scraper.

Background

With the increasing maturity of machinery manufacturing industry on a global scale, the requirements for machining productivity and efficiency improvement in various countries are also higher and higher. When the machining precision of a machine tool is ensured, a cutter needs to be selected according to product materials, and in a common situation, the counter-scraping of the reverse side of a workpiece needs a long time for dismounting the cutter.

Disclosure of Invention

The utility model aims to solve the technical problem that a fast-assembling anti-scraper is provided, have simple structure, low in production cost, regulating speed is fast, make things convenient for the tool changing, improve production efficiency, make things convenient for characteristics such as cutter location.

The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a reverse scraper of ready-package, includes cutter arbor and tool bit, tool bit middle part seted up circular perforation, long form recess has been seted up to the opening part of this circular perforation upper end, the width of long form recess be less than circular perforated diameter, the outside of tool bit surround the circumference and evenly arranged a plurality of cutting edges, cutter arbor one end be provided with the dabber with one heart, the diameter of this dabber is less than the diameter of cutter arbor, the junction of cutter arbor and dabber form the step, the both sides equipartition of dabber tip put a incision, the chute has been seted up to one side of this incision bottom, two chutes are central symmetry and arrange.

As right technical scheme a supplement, the cutter arbor other end install cylindric joint portion with one heart, the diameter of this joint portion is greater than the diameter of cutter arbor, the both sides of joint portion all seted up a location tangent plane.

As a supplement to the technical scheme of the utility model, cutter arbor, joint portion and dabber adopt integrated into one piece.

As right technical scheme a supplement, the lateral wall of tool bit on set up the chip groove that matches with the cutting edge.

As a supplement to the technical solution of the present invention, the outer side of the cutter head is uniformly provided with two cutting edges around the circumference.

Has the advantages that: the utility model relates to a quick-mounting reverse scraper, which adopts a simple locking structure to facilitate the worker to change the knife so as to ensure the production efficiency; a counter bore of anti-scraper processing needs the dismouting once, and the cutter passes through threaded connection usually and needs the dismouting of special spanner, and the time is longer, adopts this cutter now, and the dismouting only needs the manual tool bit that slightly changes at every turn, can be with the tool bit dismouting.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a schematic structural view of the cutter head of the present invention;

fig. 3 is a schematic structural diagram of the cutter bar of the present invention.

The figure is as follows: 1. the cutter comprises a cutter rod, 2, a cutter head, 3, an elongated groove, 4, a mandrel, 5, a joint part, 6, a positioning tangent plane, 7, a cutter edge, 8, a circular through hole, 9, a chip groove, 10, a notch, 11, a chute, 12 and a step.

Detailed Description

The present invention will be further described with reference to the following specific examples. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Furthermore, it should be understood that various changes or modifications can be made by those skilled in the art after reading the teachings of the present invention, and these equivalents also fall within the scope of the appended claims.

The utility model discloses an embodiment relates to a ready-package anti-scraper, as shown in fig. 1-3, including cutter arbor 1 and cutter head 2, cutter head 2 middle part seted up circular perforation 8, the opening part of this circular perforation 8 upper end seted up rectangular form recess 3, rectangular form recess 3's width be less than circular perforation 8's diameter, the outside of cutter head 2 surround the circumference and evenly arranged two cutting edges 7, cutter arbor 1 one end concentric be provided with dabber 4, the diameter of this dabber 4 is less than the diameter of cutter arbor 1, the junction of cutter arbor 1 and dabber 4 form step 12, the both sides of 4 tip of dabber evenly arranged have a incision 10, one side of this incision 10 bottom has seted up chute 11, two chute 11 are central symmetry arrangement; the shape of the mandrel 4 is matched with that of the circular through hole 8, and the aperture of the circular through hole 8 is slightly larger than the diameter of the mandrel 4; the distance between the end faces of the two notches 10 is slightly smaller than the width of the long strip-shaped groove 3, and the design of the notches 10 is to ensure that the shape of the end part of the mandrel 4 can be matched with the long strip-shaped groove 3.

When the tool bit is used, the circular through hole 8 of the tool bit 2 is inserted by aligning with the mandrel 4 of the tool bar 1, the end faces of the two notches 10 are positioned in the strip-shaped groove 3, the cylindrical part of the mandrel 4 is positioned in the circular through hole 8, the tool bit 2 is buckled on the step 12, and the tool bit 2 is rotated to enable the inclined groove 11 to be in contact locking with the plane at the top of the tool bit 2; the rotating direction of the tool bit 2 is consistent with the moving direction of the main shaft, the tool bit 2 is locked and tightened in the rotating process, the tool bit 2 rotates along with the main shaft of the machine tool, and the tool bit 2 is firmly fixed on the tool bar 1 in the rotating process by utilizing inertia; when the tool bit 2 needs to be replaced, the tool bit 2 can be rotated reversely without the help of tools, and the tool is very convenient.

The other end of the cutter bar 1 is concentrically provided with a cylindrical joint part 5, the diameter of the joint part 5 is larger than that of the cutter bar 1, a positioning tangent plane 6 is arranged on each of two sides of the joint part 5, and the positioning tangent plane 6 is arranged to facilitate positioning and installation of the joint part 5 and facilitate operation.

The cutter bar 1, the joint part 5 and the mandrel 4 are integrally formed and made of hard alloy materials, so that the strength and the rigidity of the whole cutter bar are improved.

The outer side wall of the cutter head 2 is provided with a chip groove 9 matched with the cutting edge 7, and the chip groove 9 can discharge waste materials generated by the cutting edge 7.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated by the orientation words such as "front, back, up, down, left, right", "horizontal, vertical, horizontal" and "top, bottom" etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and in the case of not making a contrary explanation, these orientation words do not indicate and imply that the device or element referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be interpreted as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

For ease of description, spatially relative terms such as "above … …", "above … …", "above … … upper surface", "above", etc. may be used herein to describe the spatial positional relationship of one device or feature to other devices or features as shown in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" may include both orientations of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and the terms do not have special meanings unless otherwise stated, and therefore, the scope of the present invention should not be construed as being limited.

The above detailed description is provided for a ready-package reverse scraper, and specific examples are applied herein to illustrate the principles and embodiments of the present application, and the above description of the embodiments is only used to help understand the method and the core idea of the present application; meanwhile, for a person skilled in the art, according to the idea of the present application, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present application.

Claims

1. The utility model provides a reverse scraper of ready-package, includes cutter arbor (1) and tool bit (2), its characterized in that: tool bit (2) middle part seted up circular perforation (8), rectangular form recess (3) have been seted up to the opening part of this circular perforation (8) upper end, the width of rectangular form recess (3) be less than the diameter of circular perforation (8), the outside of tool bit (2) surround the circumference and evenly arranged a plurality of cutting edges (7), cutter arbor (1) one end be provided with dabber (4) with one heart, the diameter of this dabber (4) is less than the diameter of cutter arbor (1), the junction of cutter arbor (1) and dabber (4) form step (12), the both sides equipartition of dabber (4) tip put a incision (10), chute (11) have been seted up to one side of this incision (10) bottom, two chute (11) are central symmetry and arrange.

2. A ready-package counter-scraper according to claim 1, characterized in that: the cutter arbor (1) other end install cylindric joint portion (5) with one heart, the diameter of this joint portion (5) is greater than the diameter of cutter arbor (1), the both sides of joint portion (5) all seted up a location tangent plane (6).

3. A ready-package counter-scraper according to claim 2, characterized in that: the cutter bar (1), the joint part (5) and the mandrel (4) are integrally formed.

4. A ready-package counter-scraper according to claim 1, characterized in that: the outer side wall of the cutter head (2) is provided with a chip groove (9) matched with the cutting edge (7).

5. A ready-package counter-scraper according to claim 1, characterized in that: two cutting edges (7) are uniformly arranged on the outer side of the cutter head (2) around the circumference.