CN215547010U

CN215547010U - Tool magazine for circuit board drilling and milling machine

Info

Publication number: CN215547010U
Application number: CN202121463309.6U
Authority: CN
Inventors: 耿勇
Original assignee: Shenzhen Yihui Numerical Control Equipment Co ltd
Current assignee: Shenzhen Yihui Numerical Control Equipment Co ltd
Priority date: 2021-06-29
Filing date: 2021-06-29
Publication date: 2022-01-18
Anticipated expiration: 2031-06-29

Abstract

The utility model discloses a tool magazine for a circuit board drilling and milling machine, which comprises: the tool magazine rack is provided with at least two mounting holes; at least two tool magazine subassemblies, the tool magazine subassembly includes: the tool holder is installed in the installation hole, a sliding hole is formed in the tool holder, a top-end step hole is formed in the top end of the sliding hole, and a bottom-end step hole is formed in the bottom end of the sliding hole; the tool holder is provided with a protruding part protruding in the radial direction of the tool holder, the tool holder can be slidably arranged between the top step hole and the bottom step hole of the sliding hole in a penetrating manner, and the bottom end of the tool holder is exposed out of the bottom step hole; the bottom end of the tool holder is also provided with a clamping groove, the clamping piece is clamped in the clamping groove, and the reset elastic piece is arranged between the protruding part and the step surface of the step hole at the bottom end; a trigger mechanism comprising: at least two trigger switches. Through the setting of trigger switch, even under the condition of putting the cutter by mistake, also can control and bore milling machine stop work, avoid the cutter to damage, reduction in production cost.

Description

Tool magazine for circuit board drilling and milling machine

Technical Field

The application relates to the technical field of tool magazines of drilling and milling machines, in particular to a tool magazine for a circuit board drilling and milling machine.

Background

The tool magazine on the circuit board drilling and milling machine is provided with a plurality of tool seats, and in the process of processing a circuit board, an operator can possibly put a tool at a wrong position, for example, the tool seat No. 1 is empty without the tool, the operator puts a tool on the tool seat by mistake, and when the machine automatically puts the tool, the machine should move to the tool seat No. 1, but the tool is arranged on the tool seat No. 1, so that the tool can collide with the tool on the tool seat No. 1, the tool is damaged, and the production cost is increased invisibly.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a tool magazine for circuit board brill mills machine, through trigger switch's setting, even under the condition of misplacing the cutter, also can control brill mills machine stop work, avoids the cutter to damage reduction in production cost.

The application provides a tool magazine for circuit board bores milling machine includes:

the tool magazine rack is provided with at least two mounting holes;

at least two tool magazine assemblies, the tool magazine assembly includes: the tool holder is arranged in the mounting hole, and the tool holder is used for holding a drilling and milling tool; the tool apron is provided with a sliding hole, the top end of the sliding hole is provided with a top-end step hole, and the bottom end of the sliding hole is provided with a bottom-end step hole; the tool holder is provided with a protruding part protruding in the radial direction of the tool holder, the tool holder can be slidably arranged between the top step hole and the bottom step hole of the sliding hole in a penetrating manner, and the bottom end of the tool holder is exposed out of the bottom step hole; the bottom end of the tool holder is also provided with a clamping groove, the clamping piece is clamped in the clamping groove, and the reset elastic piece is arranged between the protruding part and the step surface of the bottom-end step hole;

a trigger mechanism comprising: at least two trigger switches, wherein the at least two trigger switches are positioned below the tool holder rack and are opposite to the bottom end of the tool holder; the trigger switch is used for being electrically connected with the drilling and milling machine body so as to control the drilling and milling machine body to stop working when the trigger switch is triggered at the bottom end of the tool holder.

Further, the tool holder is provided with a main body part and a plurality of elastic clamping parts, the bottom ends of the elastic clamping parts are connected to the top end of the main body part, and the elastic clamping parts are circumferentially arrayed; the elastic clamping parts surround to form a clamping cavity for clamping a drilling and milling cutter; the main body part is slidably arranged between the top step hole and the bottom step hole of the sliding hole in a penetrating mode.

Further, the elastic reset piece is a spring, the spring is sleeved on the main body part, one end of the spring abuts against the protruding part, and the other end of the spring abuts against a step surface of the bottom-end step hole.

Further, the trigger mechanism further comprises: the connecting circuit board, the electric connection that at least two trigger switches connect in parallel each other is in on the connecting circuit board, just the connecting circuit board is located the below of tool magazine frame.

Further, the tool magazine rack includes: the mounting structure comprises a bottom frame and a top plate arranged on the bottom frame, wherein at least two mounting holes are formed in the top plate, and the connecting circuit board is located below the top plate.

Further, the magazine rack further comprises: the fixing blocks are arranged on the bottom surface of the top plate along the length direction of the top plate, and the connecting circuit board is installed on the fixing blocks.

Furthermore, the side of the top plate is also provided with a screw hole communicated with the mounting hole, and the screw hole is used for mounting a locking screw to lock and position the tool apron.

Further, the top plate is further provided with at least two marks, the at least two marks respectively correspond to the at least two tool magazine components, and the marks are used for representing the serial numbers of the tool magazine components.

Further, the protrusion is an annular protrusion that surrounds in a circumferential direction of the holder.

According to the tool magazine for the circuit board drilling and milling machine, the setting of the trigger switch can control the drilling and milling machine to stop working even under the condition that the tools are misplaced, the tools are prevented from being damaged, and the production cost is reduced.

Drawings

Fig. 1 is a perspective view of a tool magazine for a circuit board drilling and milling machine provided by the present application;

FIG. 2 is an enlarged partial schematic view of FIG. 1;

FIG. 3 is a perspective view of a magazine assembly of the magazine for a circuit board milling and drilling machine provided herein;

fig. 4 is a cross-sectional view of fig. 3.

Detailed Description

The present invention will be described in further detail with reference to the following detailed description and accompanying drawings. Wherein like elements in different embodiments are numbered with like associated elements. In the following description, numerous details are set forth in order to provide a better understanding of the present application. However, those skilled in the art will readily recognize that some of the features may be omitted or replaced with other elements, materials, methods in different instances. In some instances, certain operations related to the present application have not been shown or described in detail in order to avoid obscuring the core of the present application from excessive description, and it is not necessary for those skilled in the art to describe these operations in detail, so that they may be fully understood from the description in the specification and the general knowledge in the art.

Furthermore, the features, operations, or characteristics described in the specification may be combined in any suitable manner to form various embodiments. Also, the various steps or actions in the method descriptions may be transposed or transposed in order, as will be apparent to one of ordinary skill in the art. Thus, the various sequences in the specification and drawings are for the purpose of describing certain embodiments only and are not intended to imply a required sequence unless otherwise indicated where such sequence must be followed.

The numbering of the components as such, e.g., "first", "second", etc., is used herein only to distinguish the objects as described, and does not have any sequential or technical meaning. The term "connected" and "coupled" when used in this application, unless otherwise indicated, includes both direct and indirect connections (couplings).

Referring to fig. 1 to 4, the tool magazine for the circuit board drilling and milling machine provided in this embodiment mainly includes: a magazine rack 10, at least two magazine assemblies 20, and a penalty mechanism 30.

At least two mounting holes are arranged on the tool magazine rack 10.

At least two magazine assemblies 20, each magazine assembly 20 being mounted on the magazine rack 10, and in particular, as shown in fig. 3 and 4, the magazine assembly 20 includes: the tool holder 21 is mounted in the mounting hole of the aforementioned magazine frame 10, and the tool holder 22, the positioning ring 23, the chucking member 24, and the return elastic member 25 are provided, the tool holder 21 being used to hold the drilling and milling tool 100. The tool holder 21 is provided with a sliding hole 211, and the sliding hole 211 is a through hole structure penetrating from the top end to the bottom end of the tool holder 21. A top stepped hole 212 is formed at the top end of the sliding hole 211, a bottom stepped hole 213 is formed at the bottom end of the sliding hole 211, a protrusion 221 protruding in the radial direction of the holder 22 is formed on the holder 22, the holder 22 is slidably inserted between the top stepped hole 212 and the bottom stepped hole 213 of the sliding hole 211, and the bottom end of the holder 22 is exposed to the outside of the bottom stepped hole 213. A catching groove (not shown) is further provided at the bottom end of the holder 22, the catching member 24 is caught in the catching groove, and the catching member 24 should have a size larger than that of the lower stepped hole 213 to restrain the holder 22 in the sliding hole 211, and a restoring elastic member 25 is provided between the protrusion 221 and the stepped surface of the bottom stepped hole 214 to provide a restoring elastic force to the holder 22 when it slides downward.

In the present embodiment, the protrusion 221 is an annular protrusion that surrounds the holder 22 in the circumferential direction.

The trigger mechanism 30 includes: at least two trigger switches 31, all of the trigger switches 31 are located below the magazine rack 10, and the trigger switches 31 are directed toward the bottom end of the tool holder 22. The trigger switch 31 is used to electrically connect with the milling and drilling machine body, so as to control the milling and drilling machine body to stop working when the bottom end of the tool holder 22 triggers the trigger switch 31.

Specifically, when the milling and drilling machine needs to change the tool, the tool is moved to the position above the corresponding tool holder 22, and then moved downwards, so that the tool is clamped on the tool holder 22, and the tool holder 22 moves downwards along with the tool, but the moving stroke is not enough to touch the trigger switch 31. When the other tool holders are misplaced on the tool holder 22 corresponding to the position, when the tool changing action is executed currently, the tool holder 22 moves downwards, so that the tool holder 22 does not move downwards in the process of moving downwards to execute the action of placing the tool on the empty tool holder 22, the tool holder moves downwards all the time, the downward moving distance is enough to trigger the trigger switch 31, and at the moment, the drilling and milling machine body is controlled to stop working through the trigger switch 31.

As shown in fig. 3, the holder 22 has a main body 222 and a plurality of elastic clamping portions 223, the bottom ends of the elastic clamping portions 223 are connected to the top end of the main body 22, and all the elastic clamping portions 223 are circumferentially arrayed, all the elastic clamping portions 223 of the circumferential array enclose a clamping cavity for clamping a drilling and milling tool, and the main body 222 is slidably inserted between the top end stepped hole 212 and the bottom end stepped hole 213 of the sliding hole 211.

In one embodiment, the return elastic member 24 is a spring, which is sleeved on the main body 222, and one end of the spring abuts against the protrusion 221 and the other end of the spring abuts against the step surface of the bottom step hole 213.

In this embodiment, as shown in fig. 1 and 2, the trigger mechanism 30 further includes: a connection wiring board 32, on which the aforementioned all trigger switches 31 are electrically connected in parallel with each other, and the connection wiring board 32 is located below the magazine rack 10.

With continued reference to fig. 1, the tool magazine 10 includes: the fixing device comprises a bottom frame 11, a top plate 12 and at least two fixing blocks 13, wherein the top plate 12 is installed on the bottom frame 11, the installation holes are formed in the top plate 12, and a connecting circuit board 32 is located below the top plate 12. Each fixing block 13 is provided on the bottom surface of the top plate 12 along the longitudinal direction of the top plate 12, and the aforementioned connection wiring board 32 is mounted on the fixing block 13.

Screw holes 14 communicated with the mounting holes are further formed in the side face of the top plate 12, and the screw holes 14 are used for mounting locking screws so that the tool holder 21 can be locked and positioned through the locking screws.

In some embodiments, the top plate 12 further has at least two marks (not shown), each mark corresponding to a respective tool magazine assembly 20, and the marks are used to indicate the numbers of the tool magazine assemblies.

In summary, the tool magazine for the circuit board drilling and milling machine provided by the embodiment can control the drilling and milling machine to stop working even under the condition of misplacing the tool through the setting of the trigger switch, thereby avoiding the damage of the tool and reducing the production cost.

The foregoing is a more detailed description of the present application in connection with specific embodiments thereof, and it is not intended that the present application be limited to the specific embodiments thereof. It will be apparent to those skilled in the art from this disclosure that many more simple derivations or substitutions can be made without departing from the inventive concepts herein.

Claims

1. A tool magazine for a circuit board milling and drilling machine, comprising:

the tool magazine rack is provided with at least two mounting holes;

2. The magazine of claim 1, wherein the tool holder has a body portion and a plurality of resilient clamping portions, the resilient clamping portions having bottom ends attached to the top end of the body portion and a circumferential array of the plurality of resilient clamping portions; the elastic clamping parts surround to form a clamping cavity for clamping a drilling and milling cutter; the main body part is slidably arranged between the top step hole and the bottom step hole of the sliding hole in a penetrating mode.

3. The tool magazine for the circuit board drilling and milling machine according to claim 2, wherein the return elastic member is a spring, the spring is sleeved on the main body part, one end of the spring abuts against the protruding part, and the other end of the spring abuts against the step surface of the bottom step hole.

4. The magazine of claim 1, wherein the trigger mechanism further comprises: the connecting circuit board, the electric connection that at least two trigger switches connect in parallel each other is in on the connecting circuit board, just the connecting circuit board is located the below of tool magazine frame.

5. The magazine for line board milling and drilling machines of claim 4, wherein the magazine rack comprises: the mounting structure comprises a bottom frame and a top plate arranged on the bottom frame, wherein at least two mounting holes are formed in the top plate, and the connecting circuit board is located below the top plate.

6. The magazine for line board milling and drilling machines of claim 5, wherein the magazine rack further comprises: the fixing blocks are arranged on the bottom surface of the top plate along the length direction of the top plate, and the connecting circuit board is installed on the fixing blocks.

7. The tool magazine for the circuit board drilling and milling machine according to claim 6, wherein the side surface of the top plate is further provided with a screw hole communicated with the mounting hole, and the screw hole is used for mounting a locking screw to lock and position the tool apron.

8. The tool magazine for circuit board drilling and milling machines of claim 7, wherein at least two marks are further provided on the top plate, the at least two marks respectively correspond to the at least two tool magazine components, and the marks are used for indicating the numbers of the tool magazine components.

9. The magazine of claim 1, wherein the protrusion is an annular protrusion that surrounds the holder in a circumferential direction.