CN211639227U

CN211639227U - Belt protection mechanism for STEAM lathe

Info

Publication number: CN211639227U
Application number: CN202020033133.XU
Authority: CN
Inventors: 陈敏; 丘伟来; 李聪
Original assignee: Guangzhou Kumuku Education Technology Co Ltd
Current assignee: Guangzhou Kumuku Education Technology Co Ltd
Priority date: 2020-01-07
Filing date: 2020-01-07
Publication date: 2020-10-09
Anticipated expiration: 2030-01-07

Abstract

The utility model relates to an education and teaching aid designs technical field, discloses a STEAM belt protection mechanism for lathe, including power chuck seat, driving shaft, from driving wheel, driving motor, action wheel, connection belt, protection casing, dovetail slide has all been seted up to the both sides of power chuck seat, the equal an organic whole in both sides of protection casing is provided with the connecting plate, be provided with the rubber forked tail slider of embedding in dovetail slide on the connecting plate, the embedding has the interior thread bush in the rubber forked tail slider, the mounting hole has been seted up to one side that the protection casing was kept away from to the connecting plate, be provided with the mounting bolt of threaded connection in interior thread bush behind the mounting hole on the connecting plate, the both sides an organic whole of rubber forked tail slider is provided with and is used for supporting tightly the locking arch. When the protection casing is dismantled to needs, extract the interior rubber forked tail slider of forked tail spout hard, can realize quick dismantlement protection casing, finally can realize more convenient dismouting protection casing.

Description

Belt protection mechanism for STEAM lathe

Technical Field

The utility model relates to an education and teaching aid designs technical field, in particular to belt protection machanism for STEAM lathe.

Background

The STEAM education is comprehensive education integrating science, technology, engineering, art and mathematics; in order to improve the practical ability of students and match with the teaching of numerical control machine tools, a small numerical control machine tool for teaching is produced according to the principle and the structure of the numerical control machine tool, and is called a teaching micro machine tool; the method is often used for processing wooden toys in real teaching.

At present, chinese patent with publication number CN204390602, published as 2015, 6.10 discloses a speed-adjustable forward and reverse all-metal micro lathe, which is provided with a lathe base, two ends of the lathe base are respectively provided with a horizontal power chuck and a horizontal auxiliary chuck, the horizontal power chuck comprises a power chuck seat, a chuck, a driving shaft and a driving motor, the driving motor and the driving shaft transmit power through a belt, the horizontal auxiliary chuck comprises a fixed seat, an auxiliary chuck rod and a manual adjusting wheel, a longitudinal lathe tool base is arranged on one side of the lathe base, a longitudinal sliding track is arranged on the lathe base, the longitudinal sliding track is connected with a transverse lathe tool fixing seat through a lead screw and a manual rocking wheel in a sliding manner, and a transverse fixing groove, a transverse lead screw and a hand wheel are arranged on the transverse lathe tool fixing seat.

The speed-adjustable forward-reverse rotation all-metal micro lathe clamps materials by using a horizontal power chuck and a horizontal auxiliary chuck, drives a driving shaft in a power chuck seat to rotate through a driving motor, and simultaneously processes the materials through a lathe tool on a lathe tool longitudinal base; wherein utilize the belt to be connected usually between driving motor and the driving shaft, the outside that just is located the belt on the power chuck seat simultaneously is through being fixed with the protection casing through the bolt, and the belt can be wrapped up to the protection casing to protect the belt, but when the belt takes place to damage and need to be changed, often need dismantle the protection casing under can dismantling behind the bolt, the dismouting that will make the protection casing this moment is very troublesome.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a STEAM belt protection mechanism for lathe can be more convenient dismouting protection casing.

The above technical purpose of the present invention can be achieved by the following technical solutions: a belt protection mechanism for a STEAM machine tool comprises a power chuck seat, a driving shaft positioned in the power chuck seat, a driven wheel positioned on the driving shaft, a driving motor positioned on the upper side of the power chuck seat, a driving wheel positioned on an output shaft of the driving motor, a connecting belt positioned between the driven wheel and the driving wheel, and a protection cover positioned between the power chuck seat and the driving motor and used for being wrapped on the connecting belt, dovetail chutes are respectively arranged on both sides of the power chuck seat, connecting plates are respectively arranged on both sides of the protective cover integrally, the connecting plate is provided with a rubber dovetail sliding block embedded in the dovetail sliding groove, an internal thread sleeve is embedded in the rubber dovetail sliding block, a mounting hole is arranged on one side of the connecting plate far away from the protective cover, a mounting bolt which penetrates through the mounting hole and is in threaded connection with the inner thread sleeve is arranged on the connecting plate, the two sides of the rubber dovetail sliding block are integrally provided with locking bulges used for abutting against the inner wall of the dovetail sliding groove.

The utility model discloses a further set up to: the outer wall of the connecting plate is provided with a taking groove for fingers to be embedded.

The utility model discloses a further set up to: the outside of the driving motor is provided with a connecting shell, a through hole for the lead of the driving motor to penetrate out is formed in the connecting shell, and an open slot for the lead of the driving motor to penetrate out is formed in the protective cover.

The utility model discloses a further set up to: the outer wall of the connecting shell is provided with a thread fastening hole communicated with the through hole, and a fastening bolt used for tightly abutting a lead of the driving motor on the inner wall of the through hole is connected with the thread in the thread fastening hole in a threaded manner.

The utility model discloses a further set up to: the side wall of the protective cover is provided with a thread fixing hole, a thread shaft is connected in the thread fixing hole in a threaded manner, and one end of the thread shaft, which is positioned in the protective cover, is connected with a tensioning ball which is tightly abutted to the connecting belt.

The utility model discloses a further set up to: and a knob is fixed at one end of the threaded shaft, which is far away from the tensioning ball.

To sum up, the utility model discloses following beneficial effect has:

1. when the protective cover needs to be installed, the installation bolt penetrates through the installation hole in the connecting plate and then is in threaded connection with the inner thread sleeve, the rubber dovetail slide block can be fixed on the connecting plate of the protective cover at the moment, then the rubber dovetail slide block is embedded into the dovetail slide groove in the side wall of the power chuck seat, along with the embedding of the rubber dovetail slide block, the locking protrusion on the side wall of the rubber dovetail slide block can be deformed and then embedded into the dovetail slide groove, the locking protrusion can be tightly abutted against the inner wall of the dovetail slide groove at the moment, the protective cover is limited on the power chuck seat by means of friction force between the locking protrusion and the dovetail slide groove, and the installation of the protective;

when the protective cover needs to be disassembled, the rubber dovetail sliding blocks in the dovetail sliding grooves are pulled out forcibly, so that the protective cover can be disassembled quickly, and finally, the protective cover can be disassembled and assembled conveniently;

when the rubber dovetail slide block is damaged and needs to be replaced, the rubber dovetail slide block can be quickly detached from the connecting plate after the mounting bolt is screwed out of the internal thread sleeve, and finally the rubber dovetail slide block can be quickly detached;

2. when the rubber dovetail slide block in the dovetail slide groove needs to be pulled out, the taking groove formed in the outer wall of the connecting plate is used for being embedded by fingers, so that an operator can apply acting force to the connecting plate better;

3. the lead of the driving motor penetrates through the through hole on the connecting shell and then penetrates out of the open slot, so that the driving motor is convenient to be connected with an external power supply;

4. when students use the small lathe, the students often drag the lead of the driving motor due to the playing of the students, and the lead is likely to fall off from the driving motor; the fastening bolt is connected in the threaded fastening hole in a threaded manner, and the end part of the fastening bolt is enabled to tightly support the lead of the driving motor on the inner wall of the through hole by rotating the fastening bolt, so that the lead is limited in the through hole, the possibility that the lead falls off from the driving motor can be finally reduced, and the lead of the driving motor can be protected;

5. when the connecting belt is worn and skids in the using process, the threaded shaft is rotated to enable the tensioning ball at the end part of the threaded shaft to be tightly abutted against the connecting belt, and then the connecting belt can be tensioned, so that the stable transmission of the connecting belt is facilitated;

6. when the threaded shaft needs to be rotated, the knob on the threaded shaft is utilized, and the threaded shaft can be conveniently rotated by rotating the knob.

Drawings

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

fig. 2 is a schematic structural diagram of the middle protective cover of the present invention, in which the connection position of the mounting bolt and the rubber dovetail slider is shown by cutting.

Reference numerals: 1. a power chuck base; 11. a drive shaft; 111. a driven wheel; 12. a dovetail chute; 2. a drive motor; 21. a driving wheel; 3. connecting a belt; 4. a protective cover; 41. a connecting plate; 411. mounting holes; 412. installing a bolt; 413. taking a groove; 42. an open slot; 43. a threaded fixing hole; 431. a threaded shaft; 432. a tensioning ball; 433. a knob; 5. a rubber dovetail slide block; 51. an internal thread sleeve; 52. a locking protrusion; 6. connecting the shell; 61. a through hole; 62. a threaded fastener hole; 63. and fastening the bolt.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The utility model provides a belt protection machanism for STEAM lathe, refer to figure 1, this kind of belt protection machanism for STEAM lathe includes power chuck seat 1, driving shaft 11, follow driving wheel 111, driving motor 2, action wheel 21, connect belt 3, protection casing 4, wherein driving shaft 11 is located power chuck seat 1 among the prior art, and connect on driving shaft 11 from driving wheel 111, driving motor 2 is located power chuck seat 1 upside simultaneously, and action wheel 21 connects on driving motor 2's output shaft, wherein connect belt 3 and connect between follow driving wheel 111 and action wheel 21, can rely on driving motor 2 to drive driving shaft 11 and rotate this moment.

Referring to fig. 1 and 2, the protection cover 4 is located between the power chuck base 1 and the driving motor 2 and is used for wrapping the connecting belt 3, wherein the two sides of the protection cover 4 are integrally provided with the connecting plate 41, one side of the connecting plate 41 far away from the protection cover 4 is provided with the rubber dovetail slider 5, the internal thread sleeve 51 is embedded into the rubber dovetail slider 5, one side of the connecting plate 41 far away from the protection cover 4 is further provided with the mounting hole 411, the connecting plate 41 is provided with the mounting bolt 412 which passes through the mounting hole 411 and is in threaded connection with the internal thread sleeve 51, and at this time, the fixing of the rubber dovetail slider 5 on the connecting plate 41 can be completed.

Referring to fig. 1 and 2, dovetail sliding grooves 12 are formed in both sides of the power chuck base 1, the dovetail sliding grooves 12 are used for embedding the rubber dovetail sliding blocks 5, and the dovetail sliding grooves 12 are matched with the rubber dovetail sliding blocks 5; the two sides of the rubber dovetail sliding block 5 are integrally provided with locking bulges 52, and after the rubber dovetail sliding block 5 is embedded in the dovetail sliding groove 12, the locking bulges 52 can be tightly abutted against the inner wall of the dovetail sliding groove 12; meanwhile, a taking groove 413 for fingers to be embedded into is formed in the outer wall of the connecting plate 41.

Referring to fig. 1, the outer side of the driving motor 2 is further wrapped by a connecting shell 6, the connecting shell 6 is provided with a through hole 61 through which a lead of the driving motor 2 passes, and the protective cover 4 is further provided with an open slot 42 through which the lead of the driving motor 2 passes; meanwhile, the outer wall of the connecting shell 6 is provided with a threaded fastening hole 62 communicated with the through hole 61, and the threaded fastening hole 62 is internally threaded with a fastening bolt 63 for tightly pressing a lead of the driving motor 2 against the inner wall of the through hole 61.

Referring to fig. 1 and 2, a threaded fixing hole 43 is further formed in the side wall of the protective cover 4, a threaded shaft 431 is connected to the threaded fixing hole 43 in a threaded manner, a tensioning ball 432 is welded to one end, located in the protective cover 4, of the threaded shaft 431, the tensioning ball 432 is used for abutting against the connecting belt 3, and a knob 433 is further welded to one end, away from the tensioning ball 432, of the threaded shaft 431.

The principle is as follows: when the protection casing 4 needs to be installed, threaded connection is in the internal thread bush 51 after the mounting bolt 412 passes through the mounting hole 411 on the connecting plate 41, at this moment, the rubber dovetail slide block 5 can be fixed on the connecting plate 41 of the protection casing 4, then, the rubber dovetail slide block 5 is embedded in the dovetail groove 12 on the side wall of the power chuck base 1, along with the embedding of the rubber dovetail slide block 5, the locking bulge 52 on the side wall of the rubber dovetail slide block 5 can be embedded in the dovetail groove 12 after being deformed, at this moment, the locking bulge 52 can be tightly abutted to the inner wall of the dovetail groove 12, the friction force between the locking bulge 52 and the dovetail groove 12 is relied on, thereby the protection casing 4 is limited on the power chuck base 1, and the installation of the protection casing.

And when the protection casing 4 is dismantled to needs, extract rubber forked tail slider 5 in the forked tail spout 12 hard, can realize quick dismantlement protection casing 4, finally can realize more convenient dismouting protection casing 4.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims

1. The utility model provides a belt protection machanism for STEAM lathe, including power chuck seat (1), be located driving shaft (11) of power chuck seat (1), be located driven round (111) on driving shaft (11), be located driving motor (2) of power chuck seat (1) upside, be located driving wheel (21) on driving motor (2) output shaft, be located from driving wheel (111) and driving wheel (21) between connecting belt (3), be located between power chuck seat (1) and driving motor (2) and be used for wrapping up protection casing (4) on connecting belt (3), its characterized in that: dovetail chutes (12) are all seted up to the both sides of power chuck seat (1), the equal an organic whole in both sides of protection casing (4) is provided with connecting plate (41), be provided with rubber dovetail slider (5) of embedding in dovetail chutes (12) on connecting plate (41), internal thread bush (51) have been embedded in rubber dovetail slider (5), mounting hole (411) have been seted up to one side that protection casing (4) were kept away from in connecting plate (41), be provided with on connecting plate (41) and pass mounting hole (411) back threaded connection mounting bolt (412) in internal thread bush (51), the both sides an organic whole of rubber dovetail slider (5) is provided with and is used for supporting locking arch (52) tightly on dovetail chutes (12) inner wall.

2. The belt guard mechanism for STEAM machine tool as set forth in claim 1, wherein: a taking groove (413) for fingers to be embedded into is formed in the outer wall of the connecting plate (41).

3. The belt guard mechanism for STEAM machine tool as set forth in claim 1, wherein: the outside of CD-ROM drive motor (2) is provided with connecting shell (6), set up through-hole (61) that the wire that supplies CD-ROM drive motor (2) to wear out on connecting shell (6), set up open slot (42) that the wire that supplies CD-ROM drive motor (2) to wear out on protection casing (4).

4. A belt guard mechanism for a STEAM machine as claimed in claim 3, wherein: the outer wall of the connecting shell (6) is provided with a threaded fastening hole (62) communicated with the through hole (61), and a fastening bolt (63) used for tightly abutting a lead of the driving motor (2) on the inner wall of the through hole (61) is connected with the threaded fastening hole (62) in a threaded manner.

5. The belt guard mechanism for STEAM machine tool as set forth in claim 1, wherein: the side wall of the protective cover (4) is provided with a threaded fixing hole (43), the threaded fixing hole (43) is connected with a threaded shaft (431) in an internal thread mode, and one end, located in the protective cover (4), of the threaded shaft (431) is connected with a tensioning ball (432) which is abutted to the connecting belt (3).

6. The belt guard mechanism for a STEAM machine tool as set forth in claim 5, wherein: and a knob (433) is fixed on one end of the threaded shaft (431) far away from the tensioning ball (432).