CN219310770U

CN219310770U - Cutter feeding device

Info

Publication number: CN219310770U
Application number: CN202320214779.1U
Authority: CN
Inventors: 刘锋玲; 崔华伟; 王锐; 易龙煜
Original assignee: Hubei Xiangzi Intelligent Equipment Co ltd
Current assignee: Hubei Xiangzi Intelligent Equipment Co ltd
Priority date: 2023-02-08
Filing date: 2023-02-08
Publication date: 2023-07-07
Anticipated expiration: 2033-02-08

Abstract

The utility model relates to a cutter feeding device which comprises a frame body and a balancing weight, wherein the frame body comprises a cutter fixing part for installing a cutter, an installation part for connecting a machining center and a sliding rail, the cutter fixing part is positioned at one end of the frame body, the installation part is positioned in the middle of the frame body, the sliding rail is arranged along the length direction of the frame body, the balancing weight is in sliding connection with the sliding rail, and the balancing weight can slide along the sliding rail to change the distance between the balancing weight and the cutter. Compared with the prior art, the rack body of the cutter feeding device is provided with the sliding rail, the balancing weights can slide along the sliding rail, when cutters with different weights are arranged on the cutter feeding device, the distance between the balancing weights and the cutters is changed by moving the balancing weights, so that the center of gravity of the cutter feeding device and the cutters are positioned on a connecting part connected with a machining center, and the phenomenon that the gravity and the tensile force of the cutter feeding device are not coincident and bending moment is generated to deform the cutter feeding device is avoided.

Description

Cutter feeding device

Technical Field

The utility model relates to the technical field of processing equipment, in particular to a cutter feeding device.

Background

Machining centers have evolved from numerically controlled milling machines. The greatest difference with the numerical control milling machine is that the machining center has the capability of automatically exchanging machining tools, and the machining tools on the main shaft can be changed through an automatic tool changing device in one clamping process by installing tools with different purposes on the tool magazine, so that multiple machining functions are realized.

At present, some cutters have large dead weight, and the cutter feeding device arranged on the machining center can be unbalanced in stress and form a large bending moment on one side of the cutter feeding device, so that the cutter feeding device can be bent and deformed after long-term use, and the machining precision of the machining center is affected.

Disclosure of Invention

In view of the foregoing, it is necessary to provide a tool feeding device for solving the technical problem that the installation of a heavy tool on the tool feeding device in the prior art can cause unbalanced stress of the tool feeding device, bending deformation and influence the machining precision.

The present utility model provides a cutter feeding device, comprising: the rack body comprises a cutter fixing part for installing a cutter, an installation part for connecting a machining center and a sliding rail, wherein the cutter fixing part is located at one end of the rack body, the installation part is located at the middle part of the rack body, the sliding rail is arranged along the length direction of the rack body, the balancing weight is in sliding connection with the sliding rail, and the balancing weight can slide along the sliding rail to change the distance between the balancing weight and the cutter.

Further, the cutter fixing portion comprises a hoop unit and a fixing unit, the hoop unit is provided with an open fixing groove for fixing the cutter, and the fixing unit is detachably connected with the hoop unit to close the fixing groove.

Further, one end of the fixing unit is rotatably connected with the anchor ear unit at one side of the fixing groove, and the other end of the fixing unit is detachably connected with the anchor ear unit at the other side of the fixing groove.

Further, the anchor ear unit is formed with the pinhole, and the fixed unit includes anticreep pole, elastic connection spare and pin, and anticreep pole one end is connected with anchor ear unit rotation, and its other end passes through elastic connection spare and pin connection, and the pin can insert in the pinhole so that anticreep pole seals the fixed slot.

Further, the frame body comprises two symmetrically arranged slide rails, and two sides of the balancing weight are simultaneously and respectively in sliding connection with the two slide rails.

Further, the sliding rail device also comprises a driving part arranged on the frame body, and the driving part is in transmission connection with the balancing weight so as to drive the balancing weight to slide along the sliding rail.

Further, the device also comprises a control part arranged on the frame body, and the control part is electrically connected with the driving part to control the working state of the driving part.

Further, the control part at least comprises two control buttons, and the two control buttons can respectively enable the control part to control the driving part to drive the balancing weight to be close to or far away from the cutter.

Further, the frame body, the balancing weight and the control part are all provided with holding handles.

Further, the sliding rail device also comprises a stop block detachably connected with the frame body, and the stop block can prevent the balancing weight from sliding on the sliding rail.

Compared with the prior art, the rack body of the cutter feeding device is provided with the sliding rail, the balancing weights can slide along the sliding rail, when cutters with different weights are arranged on the cutter feeding device, the distance between the balancing weights and the cutters is changed by moving the balancing weights, so that the center of gravity of the cutter feeding device and the cutters are positioned on a connecting part connected with a machining center, and the phenomenon that the gravity and the tensile force of the cutter feeding device are not coincident and bending moment is generated to deform the cutter feeding device is avoided.

The foregoing description is only an overview of the present utility model, and is intended to provide a better understanding of the present utility model, as it is embodied in the following description, with reference to the preferred embodiments of the present utility model and its details set forth in the accompanying drawings. Specific embodiments of the present utility model are given in detail by the following examples and the accompanying drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this application, illustrate embodiments of the utility model and together with the description serve to explain the utility model and do not constitute a limitation on the utility model. In the drawings:

FIG. 1 is a side view of a knife feeding device according to the present utility model when assembled;

fig. 2 is a schematic structural diagram of an embodiment of a knife feeding device provided by the utility model.

Detailed Description

Preferred embodiments of the present utility model will now be described in detail with reference to the accompanying drawings, which form a part hereof, and together with the description serve to explain the principles of the utility model, and are not intended to limit the scope of the utility model.

Referring to fig. 1, the present utility model provides a cutter feeding device 100. The tool feeder 100 may be applied in a machining center for connecting a tool 200 with a moving part 300 of the machining center.

The tool feeder 100 of the present utility model is not limited to use in a machining center, and may be applied to other machining equipment. In the present utility model, only the application of the tool feeder 100 to a machining center is described as an example, and the principle of the tool feeder 100 applied to other machining equipment is substantially the same as that applied to the machining center, and is not described herein.

Referring to fig. 2, the present tool feeding device includes a frame 1 and a counterweight 2, wherein the frame 1 includes a tool fixing portion 11 for mounting a tool, a mounting portion 12 for connecting a machining center, and a slide rail 13. The cutter fixing part 11 is positioned at one end of the frame body 1, the mounting part 12 is positioned in the middle of the frame body 1, and the sliding rail 13 is arranged along the length direction of the frame body 1. The balancing weight 2 is in sliding connection with the sliding rail 13, and the balancing weight 2 can slide along the sliding rail 13 to change the distance between the balancing weight 2 and the cutter.

When the cutters with different weights are arranged on the cutter feeding device, the distance between the counter weight 2 and the cutters is changed by moving the counter weight 2, so that the center of gravity of the cutter feeding device and the cutters are positioned on the installation part 12 connected with the machining center, and the phenomenon that the gravity and the tensile force received by the cutter feeding device are not coincident and a bending moment is generated to deform the cutter feeding device is avoided.

In this embodiment, the tool fixing portion 11 includes a hoop unit 111 and a fixing unit 112, where the hoop unit 111 has an open fixing slot for fixing the tool, and the fixing unit 112 is detachably connected to the hoop unit 111 for closing the fixing slot, so as to fix the tool in the fixing slot. The fixing unit 112 is separated from the anchor ear unit 111, and the tool can be removed and replaced.

In this embodiment, one end of the fixing unit 112 is rotatably connected to the anchor ear unit 111 at one side of the fixing groove, and the other end is detachably connected to the anchor ear unit 111 at the other side of the fixing groove. The fixing groove is closed and opened through the detachable connection part. In other embodiments, a solution in which the fixing unit 112 is only detachably connected to the anchor ear unit 111 may be adopted, that is, the fixing unit 112 is completely separated from the anchor ear unit 111 to realize opening of the fixing slot.

In the present embodiment, the anchor ear unit 111 is formed with a pin hole 1111, and the fixing unit 112 includes a drop-off prevention lever 1121, an elastic connector 1122, and a pin 1123. One end of the anti-falling rod 1121 is rotatably connected with the anchor ear unit 111, the other end thereof is connected with the pin 1123 through the elastic connection 1122, and the pin 1123 can be inserted into the pin hole 1111 to make the anti-falling rod 1121 close the fixing groove. By utilizing the matching and dismounting of the pin 1123 and the pin hole 1111, a firm connection effect can be obtained, and the loosening is avoided. In other embodiments, other attachment means may be used, as long as the tool is secured.

In this embodiment, the frame 1 includes two symmetrically arranged sliding rails 13, and two sides of the balancing weight 2 are simultaneously connected with the two sliding rails 13 in a sliding manner. And still include setting up the drive division (not shown) on support body 1, drive division and balancing weight 2 transmission are connected to drive balancing weight 2 slides along slide rail 13. The driving part generally adopts an electric component, such as an electric push rod, and compared with manual movement of the balancing weight, the labor intensity can be reduced, and the displacement precision can be improved.

In this embodiment, the device further comprises a control part 3 disposed on the frame 1, and the control part 3 is electrically connected to the driving part to control the working state of the driving part. The control part 3 may be a control circuit connected to the driving part, including a single chip microcomputer, a power supply, a switch, etc., and the driving part is connected to the control circuit by a conventional technology in the art, which is not described herein. The control part 3 comprises at least two control buttons 31, and the two control buttons 31 can respectively enable the control part 3 to control the driving part to drive the balancing weight 2 to approach or separate from the cutter. The control buttons 31 may be two switches, and the driving direction of the driving part is changed by pressing different control buttons 31 to change the current flowing direction.

In this embodiment, the frame 1, the balancing weight 2 and the control part 3 are provided with the holding handles 4, so that a worker can more conveniently install the present cutter feeding device on the machining center and install the balancing weight 2 on the slide rail 13.

In this embodiment, the support 1 is detachably connected with a stop block 5, and the stop block 5 can prevent the counterweight 2 from sliding on the slide rail 13, so as to limit the range of the counterweight 2 on the slide rail 13, and avoid the counterweight 2 from striking an expensive cutter when the cutter volume is too large. I.e. the expensive tool is protected by means of an inexpensive stop block 5. By changing the mounting position of the stopper 5, the movement range of the weight 2 can be changed.

The present utility model is not limited to the above-mentioned embodiments, and any changes or substitutions that can be easily understood by those skilled in the art within the technical scope of the present utility model are intended to be included in the scope of the present utility model.

Claims

1. A knife feeding device, characterized in that it comprises: the rack body comprises a cutter fixing part for installing a cutter, an installation part for connecting a machining center and a sliding rail, wherein the cutter fixing part is positioned at one end of the rack body, the installation part is positioned at the middle part of the rack body, the sliding rail is arranged along the length direction of the rack body, the sliding rail is in sliding connection with the balancing block, and the balancing block can slide along the sliding rail to change the distance between the cutter and the sliding rail.

2. The knife feeding device according to claim 1, wherein the knife fixing portion comprises a hoop unit and a fixing unit, the hoop unit is provided with an open fixing groove for fixing the knife, and the fixing unit is detachably connected with the hoop unit for closing the fixing groove.

3. The knife feeding device according to claim 2, wherein one end of the fixing unit is rotatably connected with the hoop unit at one side of the fixing groove, and the other end of the fixing unit is detachably connected with the hoop unit at the other side of the fixing groove.

4. The knife feeding device according to claim 3, wherein the anchor ear unit is formed with a pin hole, the fixing unit comprises an anti-falling rod, an elastic connecting piece and a pin, one end of the anti-falling rod is rotatably connected with the anchor ear unit, the other end of the anti-falling rod is connected with the pin through the elastic connecting piece, and the pin can be inserted into the pin hole to enable the anti-falling rod to seal the fixing groove.

5. The knife feeding device according to claim 1, wherein the frame body comprises two symmetrically arranged sliding rails, and two sides of the balancing weight are respectively connected with the two sliding rails in a sliding manner.

6. The knife feeding device according to claim 5, further comprising a driving part arranged on the frame body, wherein the driving part is in transmission connection with the balancing weight so as to drive the balancing weight to slide along the sliding rail.

7. The knife feeding device as claimed in claim 6, further comprising a control part arranged on the frame body, wherein the control part is electrically connected with the driving part to control the working state of the driving part.

8. The knife feeding device according to claim 7, wherein the control part comprises at least two control buttons, and the two control buttons can enable the control part to control the driving part to drive the balancing weight to be close to or far away from the knife respectively.

9. The knife feeding device according to claim 7, wherein the frame body, the balancing weight and the control part are provided with holding handles.

10. The knife feeding device of claim 1, further comprising a stop block detachably connected to the frame, the stop block being adapted to block sliding of the counterweight on the slide rail.