CN213702634U

CN213702634U - Cutter self-locking structure of ATC (automatic tool changer) mechanism for numerical control machine tool

Info

Publication number: CN213702634U
Application number: CN202022711993.7U
Authority: CN
Inventors: 陈亮
Original assignee: Okada Precision Machinery Changzhou Co ltd
Current assignee: Okada Precision Machinery Changzhou Co ltd
Priority date: 2020-11-22
Filing date: 2020-11-22
Publication date: 2021-07-16
Anticipated expiration: 2030-11-22

Abstract

The utility model relates to a digit control machine tool technical field just discloses a cutter auto-lock structure of ATC tool changing mechanism for digit control machine tool, which comprises a bod, the outside fixed mounting of organism has the rack, the connecting hole has been seted up in the front of rack, and the inside fixed mounting of rack has one end to extend to the inside layer board of connecting hole, the through-hole has been seted up to the inside of layer board, the inside movable mounting of through-hole has one end to extend to the inside ejector pin of rack, the push pedal that is located the rack inside has been cup jointed in the outside of ejector pin, the fixed block that is located the push pedal top is cup jointed in. This cutter auto-lock structure of ATC tool changing mechanism for digit control machine tool has advantages such as stability is good, has solved at present when the cutter gets into inside lathe ATC tool changing mechanism, is to restrict the cutter by spring-backed promotion clamp splice, and such mode cutter locking poor stability can not stop the problem of rocking at lathe ATC tool changing mechanism pivoted in-process.

Description

Cutter self-locking structure of ATC (automatic tool changer) mechanism for numerical control machine tool

Technical Field

The utility model relates to a digit control machine tool technical field specifically is a cutter auto-lock structure of ATC tool changing mechanism for digit control machine tool.

Background

The numerical control machine tool is a digital control machine tool for short, and is an automatic machine tool equipped with a program control system, said control system can logically process and decode the program defined by control code or other symbolic instruction, and can use coded digital representation, and can utilize information carrier to input it into numerical control device, and can utilize the numerical control device to give out various control signals to control the action of machine tool so as to automatically machine the part according to the form and size required by drawing.

At present, when a cutter enters the inside of an ATC cutter changing mechanism of a machine tool, the cutter is limited by a clamping block pushed by resilience of a spring, the cutter is poor in locking stability in such a mode, and the ATC cutter changing mechanism of the machine tool can continuously shake in the rotating process.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a cutter auto-lock structure of ATC tool changing mechanism for digit control machine tool possesses advantages such as stability is good, has solved when the cutter gets into inside machine tool ATC tool changing mechanism at present, is to restrict the cutter by spring-backed promotion clamp splice, and such mode cutter locking poor stability can not stop the problem of rocking at machine tool ATC tool changing mechanism pivoted in-process.

(II) technical scheme

In order to realize the good purpose of the stability, the utility model provides a following technical scheme: a cutter self-locking structure of an ATC (automatic tool changing) mechanism for a numerical control machine tool comprises a machine body, wherein a placing frame is fixedly arranged on the outer side of the machine body, a connecting hole is formed in the front surface of the placing frame, a supporting plate with one end extending into the connecting hole is fixedly arranged in the placing frame, a through hole is formed in the supporting plate, a push rod with one end extending into the placing frame is movably arranged in the through hole, a push plate positioned in the placing frame is sleeved on the outer side of the push rod, a fixed block positioned above the push plate is sleeved on the outer side of the push rod, a sliding hole is formed in the push plate, a push block is fixedly arranged at one end of the push rod extending into the connecting hole, two first shaft rods are rotatably connected in the placing frame, first support arms which are slidably connected with the sliding hole and are positioned in the placing, the inside fixed mounting of rack has the second shaft lever that quantity is two, two the outside of second shaft lever all rotates and is connected with the second support arm with first support arm articulated, two equal fixed mounting has extension spring between second support arm and the layer board, two the one end that the second support arm extends to inside the connecting hole all rotates and is connected with the gyro wheel.

Preferably, the inside of rack is provided with fan-shaped cavity, the connecting hole communicates with fan-shaped cavity.

Preferably, the layer board is door form, the latter half of layer board is located inside the through-hole.

Preferably, the first shaft lever is a U-shaped lever, and the first shaft lever rotates with the rear side wall inside the placing frame.

Preferably, the two first support arms are arranged in central symmetry, and the first support arms are located above the supporting plate.

Preferably, the distance between the two rollers is smaller than the distance between the two ends of the bottom of the supporting plate, and the rollers are matched with the supporting plate.

(III) advantageous effects

Compared with the prior art, the utility model provides a cutter auto-lock structure of ATC tool changing mechanism for digit control machine tool possesses following beneficial effect:

the cutter self-locking structure of the ATC cutter changing mechanism for the numerical control machine tool comprises a machine body, when a cutter enters the ATC cutter changing mechanism, the cutter enters from a connecting hole and contacts with rollers firstly, the rollers on two sides are extruded by the cutter, a second support arm is driven to rotate around a second shaft lever towards two sides, the other end of the second support arm rotates towards the direction of a support plate, a compression extension spring is compressed, along with the rotation of the second support arm, a first support arm rotates towards the support plate around a first shaft lever, the other end of the first support arm moves towards the direction far away from a mandril along with the rotation of a sliding hole, because the first support arm has a fixed length, the angle between the first support arm and a push plate changes, the push plate moves towards the rear side and drives the mandril to move towards the rear side, when the rollers rotate to the leftmost point and the rightmost point of the cutter along with the cutter, the extension spring restores to pull the second support arm to reset around the, the ejector pin is close to the cutter along with promoting the kicking block, treats the gyro wheel stop motion back, and the cutter stops on the layer board, is restricted between kicking block, the gyro wheel simultaneously, through such mode, further restricts the entering cutter, has reached the good purpose of stability.

Drawings

Fig. 1 is a front view of the present invention;

figure 2 is a front cross-sectional view of the rack of the utility model.

In the figure: 1. a body; 2. placing a rack; 3. connecting holes; 4. a support plate; 5. a through hole; 6. a top rod; 7. pushing the plate; 8. a fixed block; 9. a slide hole; 10. a top block; 11. a first shaft lever; 12. a first support arm; 13. a second shaft lever; 14. a second support arm; 15. an extension spring; 16. and a roller.

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. 1-2, a cutter self-locking structure of an ATC tool changing mechanism for a numerical control machine tool comprises a machine body 1, a placing frame 2 is fixedly installed on the outer side of the machine body 1, a connecting hole 3 is formed in the front of the placing frame 2, a fan-shaped cavity is formed in the placing frame 2, the connecting hole 3 is communicated with the fan-shaped cavity, a supporting plate 4 with one end extending into the connecting hole 3 is fixedly installed in the placing frame 2, the supporting plate 4 is door-shaped, the lower half portion of the supporting plate 4 is located in a through hole 5, a through hole 5 is formed in the supporting plate 4, a push rod 6 with one end extending into the placing frame 2 is movably installed in the through hole 5, a push plate 7 located in the placing frame 2 is sleeved on the outer side of the push rod 6, a fixed block 8 located above the push plate 7 is sleeved on the outer side of the push, the inside of rack 2 rotates and is connected with the first axle pole 11 that quantity is two, first axle pole 11 is U type pole, first axle pole 11 rotates with the inside back lateral wall of rack 2, the rear side of two first axle poles 11 all rotates and is connected with and slide opening 9 sliding connection and is located the inside first support arm 12 of rack 2, two first support arms 12 are central symmetry setting, first support arm 12 is located layer board 4 top, the inside fixed mounting of rack 2 has second axle pole 13 that quantity is two, the outside of two second axle poles 13 all rotates and is connected with the second support arm 14 with first support arm 12 articulated, equal fixed mounting has extension spring 15 between two second support arms 14 and the layer board 4, the one end that two second support arms 14 extend to connecting hole 3 inside all rotates and is connected with gyro wheel 16, the distance between two gyro wheels 16 is less than the distance between the bottom both ends of layer board 4, gyro wheel 16 and layer board 4 looks adaptation.

To sum up, the self-locking structure of the cutter of the ATC tool changing mechanism for the numerical control machine tool is characterized in that the machine body 1 is arranged, when the cutter enters the ATC tool changing mechanism, the cutter enters from the connecting hole 3 and contacts with the rollers 16, the rollers 16 on two sides are extruded by the cutter to drive the second support arm 14 to rotate around the second shaft lever 13 towards two sides, the other end of the second support arm 14 rotates towards the direction of the supporting plate 4 to compress the extension spring 15, the first support arm 12 rotates towards the supporting plate 4 around the first shaft lever 11 along with the rotation of the second support arm 14, the other end of the first support arm 12 moves towards the direction far away from the ejector rod 6 along with the rotation of the sliding hole 9, because the fixed length of the first support arm 12 is fixed, the angle between the first support arm 12 and the ejector plate 7 changes, the ejector plate 7 moves towards the rear side to drive the ejector rod 6 to move towards the rear side, when the rollers 16 rotate to the leftmost point and the rightmost point of the cutter along with the, simultaneously first support arm 12 is round 11 pulling push pedal 7 of primary shaft pole and is removed to layer board 4, ejector pin 6 is close to the cutter along with promoting kicking block 10, treat the gyro wheel 16 stop motion back, the cutter stops on layer board 4, by restriction kicking block 10 simultaneously, between the gyro wheel 16, through such a mode, further restrict getting into the cutter, the purpose that stability is good has been reached, when having solved at present when the cutter gets into inside of lathe ATC tool changing mechanism, it restricts the cutter to promote the clamp splice by spring rebound, such mode cutter locking stability is poor, the problem that can not stop the rocking at lathe ATC tool changing mechanism pivoted in-process.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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. The utility model provides a cutter auto-lock structure of ATC tool changing mechanism for digit control machine tool, includes organism (1), its characterized in that: the outer side of the machine body (1) is fixedly provided with a placing frame (2), the front surface of the placing frame (2) is provided with a connecting hole (3), the inner part of the placing frame (2) is fixedly provided with a supporting plate (4) with one end extending to the inner part of the connecting hole (3), the inner part of the supporting plate (4) is provided with a through hole (5), the inner part of the through hole (5) is movably provided with a push rod (6) with one end extending to the inner part of the placing frame (2), the outer side of the push rod (6) is sleeved with a push plate (7) positioned in the placing frame (2), the outer side of the push rod (6) is sleeved with a fixed block (8) positioned above the push plate (7), the inner part of the push plate (7) is provided with a sliding hole (9), one end of the push rod (6) extending to the inner part of the connecting hole (3) is, two the rear side of first axostylus axostyle (11) all rotates and is connected with and slide opening (9) sliding connection and is located inside first support arm (12) of rack (2), the inside fixed mounting of rack (2) has second axostylus axostyle (13) that quantity is two, two the outside of second axostylus axostyle (13) all rotates and is connected with second support arm (14) articulated with first support arm (12), two equal fixed mounting has extension spring (15), two between second support arm (14) and layer board (4) second support arm (14) extend to the inside one end of connecting hole (3) and all rotate and be connected with gyro wheel (16).

2. The tool self-locking structure of the ATC tool changing mechanism for the numerical control machine tool according to claim 1, characterized in that: the fan-shaped cavity is formed in the placing frame (2), and the connecting holes (3) are communicated with the fan-shaped cavity.

3. The tool self-locking structure of the ATC tool changing mechanism for the numerical control machine tool according to claim 1, characterized in that: the layer board (4) are door-shaped, the latter half of layer board (4) is located inside through-hole (5).

4. The tool self-locking structure of the ATC tool changing mechanism for the numerical control machine tool according to claim 1, characterized in that: the first shaft lever (11) is a U-shaped lever, and the first shaft lever (11) rotates with the inner rear side wall of the placing frame (2).

5. The tool self-locking structure of the ATC tool changing mechanism for the numerical control machine tool according to claim 1, characterized in that: the two first support arms (12) are arranged in central symmetry, and the first support arms (12) are located above the supporting plate (4).

6. The tool self-locking structure of the ATC tool changing mechanism for the numerical control machine tool according to claim 3, characterized in that: the distance between the two rollers (16) is smaller than the distance between the two ends of the bottom of the supporting plate (4), and the rollers (16) are matched with the supporting plate (4).