CN214351217U - Chain safety device for small-sized drilling machine - Google Patents
Chain safety device for small-sized drilling machine Download PDFInfo
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- CN214351217U CN214351217U CN202023287526.2U CN202023287526U CN214351217U CN 214351217 U CN214351217 U CN 214351217U CN 202023287526 U CN202023287526 U CN 202023287526U CN 214351217 U CN214351217 U CN 214351217U
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- drilling machine
- drill bit
- connecting seat
- switch
- protection casing
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Abstract
The utility model discloses a small-size is chain safety device for drilling machine relates to drilling machine technical field, for the drill bit direct mount who solves current small-size drilling machine in the epaxial drill chuck of spindle, to non professional, collapses disconnected drill bit easily during drilling operation, and has the smear metal departure sometimes, leads to often causing the problem of injury to the user. The inside of drilling machine main part is provided with the drill bit, install the connecting seat on the casing outer wall of drill bit, the below of connecting seat is provided with transparent protection casing, the inside chain switch of connecting seat, one side of transparent protection casing is provided with the connecting rod, and the connecting rod passes through screw and transparent protection casing fixed connection, transparent protection casing is located the outside of drill bit, and the size of transparent protection casing is greater than the size of drill bit.
Description
Technical Field
The utility model relates to a drilling machine technical field specifically is a small-size chain safety device for drilling machine.
Background
The drilling machine is a machine tool which mainly uses a drill to machine a hole on a workpiece. Typically the drill bit is rotated into a primary motion and the drill bit is moved axially into a feed motion. The drilling machine is simple in structure, relatively low in machining precision, capable of drilling through holes and blind holes, replacing special cutters, and capable of expanding, reaming or tapping and the like. In the machining process, a workpiece is fixed, a cutter moves, the center of the cutter is aligned with the center of a hole, and the cutter rotates a drilling machine. When being furnished with the process equipment on the drilling machine, can also carry out the bore hole, join in marriage universal workstation and can also carry out drilling, reaming on the drilling machine.
The small-size drilling machine is a drilling tool, can drill on metal, nonmetal work piece, and general drill bit direct mount is to the drill chuck on the main shaft, to non-professional, breaks the drill bit easily during drilling operation, and has the smear metal departure sometimes, often causes the injury to the user.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a small-size drilling machine is with chain safety device to solve the drill bit direct mount of the current small-size drilling machine that proposes in the above-mentioned background art in the epaxial drill chuck of spindle, to non professional, collapse the disconnected drill bit easily during drilling operation, and have the smear metal departure sometimes, lead to often causing the problem of injury to the user.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a chain safety device for small-size drilling machine, includes the drilling machine main part, the inside of drilling machine main part is provided with the drill bit, install the connecting seat on the casing outer wall of drill bit, the below of connecting seat is provided with transparent protection casing, the inside chain switch of connecting seat.
Preferably, one side of transparent protection casing is provided with the connecting rod, and the connecting rod passes through screw and transparent protection casing fixed connection, transparent protection casing is located the outside of drill bit, and the size of transparent protection casing is greater than the size of drill bit.
Preferably, be provided with the swivel sleeve in the one end round hole of connecting seat, and the connecting rod is connected with the inside latch block of swivel sleeve, install little knob on the outer wall of connecting seat, and the swivel sleeve passes through little knob and connecting seat locking connection.
Preferably, one side of the rotating sleeve is provided with a steel ball, the steel ball is located in a groove in the connecting seat, one end of the interlocking switch is provided with a lead, and the interlocking switch is connected in series to a control loop of the drilling machine main body through the lead.
Preferably, one side of the steel ball is provided with a spring plate, the spring plate and the steel ball are located on the same horizontal line, the other end of the interlocking switch is provided with an interlocking switch contact button, and the interlocking switch contact button and the interlocking switch are integrally formed.
Preferably, the elastic sheet, the interlocking switch and the interlocking switch contact button are positioned on the same horizontal line, and the steel ball, the elastic sheet, the interlocking switch and the interlocking switch contact button are in transmission connection with each other.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model provides a protector with chain function, install on the small-size drilling machine, can protect user's safety, chain switch passes through the wire and establishes ties in the control circuit of drilling machine main part, when transparent protection casing is in closed position, the steel ball falls into in the recess, chain switch-on, the machine can normally work, when transparent protection casing is rotatory to be opened, the swivel nut promotes the steel ball ejecting from the recess, the steel ball promotes the shell fragment, the shell fragment promotes chain switch touch button, chain switch disconnection, the machine can not work this moment, transparent protection casing can reciprocate, including making it protect the drill bit all the time, thereby guarantee safety.
Drawings
Fig. 1 is a schematic view of the overall installation structure of the present invention;
FIG. 2 is a schematic structural view of the interlocking protector of the present invention;
FIG. 3 is an exploded view of the interlocking guard of the present invention;
FIG. 4 is a schematic view of the internal structure of the connecting seat of the present invention;
in the figure: 1. a drilling machine main body; 2. a drill bit; 3. a connecting rod; 4. a transparent protective cover; 5. a small handle knob; 6. a connecting seat; 7. a chain switch; 8. a rotating sleeve; 9. a steel ball; 10. a spring plate; 11. a interlock switch contact; 12. and (4) conducting wires.
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.
Referring to fig. 1-4, the present invention provides an embodiment: the utility model provides a chain safety device for small-size drilling machine, includes drilling machine main part 1, the inside of drilling machine main part 1 is provided with drill bit 2, install connecting seat 6 on the casing outer wall of drill bit 2, connecting seat 6 plays the effect of bearing chain safety device overall structure, the below of connecting seat 6 is provided with transparent protection casing 4, transparent protection casing 4 plays the effect of sheltering from protection drill bit 2, the inside chain switch 7 of connecting seat 6, chain switch 7 plays the effect of transmission locking control.
Further, one side of transparent protection casing 4 is provided with connecting rod 3, and connecting rod 3 passes through screw and transparent protection casing 4 fixed connection, and transparent protection casing 4 is located the outside of drill bit 2, and the size of transparent protection casing 4 is greater than the size of drill bit 2, and connecting rod 3 that one side of transparent protection casing 4 set up plays the effect of connecting transparent protection casing 4 and connecting seat 6.
Further, be provided with swivel sleeve 8 in the one end round hole of connecting seat 6, and connecting rod 3 is connected with the inside latch block of swivel sleeve 8, installs little knob 5 on the outer wall of connecting seat 6, and swivel sleeve 8 is connected with 6 locking of connecting seat through little knob 5, and swivel sleeve 8 that sets up plays the effect that connecting rod 3 is convenient for drive connecting rod 3 is rotatory in the one end round hole of connecting seat 6, and then drives the rotation of transparent protection casing 4.
Further, one side of swivel sleeve 8 is provided with steel ball 9, and steel ball 9 is located the inside recess of connecting seat 6, and the one end of interlock switch 7 is provided with wire 12, and in interlock switch 7 established ties the control circuit to drilling machine main part 1 through wire 12, steel ball 9 that one side of swivel sleeve 8 set up played the effect that promotes shell fragment 10 control interlock switch 7 and open and close.
Further, one side of steel ball 9 is provided with shell fragment 10, and shell fragment 10 and steel ball 9 are located same water flat line, and the other end of chain switch 7 is provided with chain switch touch button 11, and chain switch touch button 11 sets up with chain switch 7 integrated into one piece, and shell fragment 10 that one side of steel ball 9 set up plays the effect with chain switch touch button 11 contact.
Further, shell fragment 10, chain switch 7 and chain switch touch button 11 are located same water flat line, and steel ball 9, shell fragment 10, chain switch 7 and chain switch touch button 11 transmission each other are connected, thereby shell fragment 10, chain switch 7 and chain switch touch button 11 are located the linkage that transmission structure can the integral type of being convenient for on the same water flat line.
The working principle is as follows: when in use, the connecting rod 3 provided with the transparent protective cover 4 can slide up and down in the rotating sleeve 8 to drive the transparent protective cover 4 to move up and down, the small knob 5 is locked at a required position, the upper position and the lower position of the transparent protective cover 4 are locked, the interlocking switch 7 is connected in series in a control loop of the drilling machine main body 1 through a lead 12, when the transparent protective cover 4 is at a closed position, the steel ball 9 falls into the groove, the interlocking switch 7 is switched on, the machine can work normally, when the transparent protective cover 4 is rotated and opened, the rotating sleeve 8 pushes the steel ball 9 to be ejected out of the groove, the steel ball 9 pushes the elastic sheet 10, the elastic sheet 10 pushes the interlocking switch contact button 11, the interlocking switch 7 is disconnected, the machine cannot work at the moment, the transparent protective cover 4 can move up and down, the drill bit 2 can be protected all the time, safety is guaranteed, and the use work of the interlocking safety protection device for the small drilling machine is completed.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. The utility model provides a chain safety device for small-size drilling machine, includes drilling machine main part (1), its characterized in that: the drilling machine is characterized in that a drill bit (2) is arranged inside the drilling machine body (1), a connecting seat (6) is installed on the outer wall of a shell of the drill bit (2), a transparent protective cover (4) is arranged below the connecting seat (6), and an internal interlocking switch (7) of the connecting seat (6) is arranged.
2. The interlocking safety device for the small drilling machine as claimed in claim 1, wherein: one side of transparent protection casing (4) is provided with connecting rod (3), and connecting rod (3) pass through screw and transparent protection casing (4) fixed connection, transparent protection casing (4) are located the outside of drill bit (2), and the size of transparent protection casing (4) is greater than the size of drill bit (2).
3. The interlocking safety device for the small drilling machine as claimed in claim 1, wherein: be provided with swivel sleeve (8) in the one end round hole of connecting seat (6), and connecting rod (3) are connected with the latch block of swivel sleeve (8) inside, install on the outer wall of connecting seat (6) little knob (5), and swivel sleeve (8) are through little knob (5) and connecting seat (6) locking connection.
4. The interlocking safety device for the small drilling machine as claimed in claim 3, wherein: one side of swivel sleeve (8) is provided with steel ball (9), and steel ball (9) are arranged in the inside recess of connecting seat (6), the one end of interlock switch (7) is provided with wire (12), and interlock switch (7) are established ties in the control circuit of drilling machine main part (1) through wire (12).
5. The interlocking safety guard for small drills according to claim 4 further comprising: one side of steel ball (9) is provided with shell fragment (10), and shell fragment (10) and steel ball (9) are located same water flat line, the other end of chain switch (7) is provided with chain switch touch button (11), and chain switch touch button (11) and chain switch (7) integrated into one piece set up.
6. The interlocking safety guard for small drills according to claim 5 further comprising: the elastic sheet (10), the interlocking switch (7) and the interlocking switch contact button (11) are located on the same horizontal line, and the steel ball (9), the elastic sheet (10), the interlocking switch (7) and the interlocking switch contact button (11) are in transmission connection with each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023287526.2U CN214351217U (en) | 2020-12-30 | 2020-12-30 | Chain safety device for small-sized drilling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023287526.2U CN214351217U (en) | 2020-12-30 | 2020-12-30 | Chain safety device for small-sized drilling machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214351217U true CN214351217U (en) | 2021-10-08 |
Family
ID=77950073
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023287526.2U Active CN214351217U (en) | 2020-12-30 | 2020-12-30 | Chain safety device for small-sized drilling machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214351217U (en) |
-
2020
- 2020-12-30 CN CN202023287526.2U patent/CN214351217U/en active Active
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