CN212684014U - Belt formula telescopic machanism - Google Patents
Belt formula telescopic machanism Download PDFInfo
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- CN212684014U CN212684014U CN202021575360.1U CN202021575360U CN212684014U CN 212684014 U CN212684014 U CN 212684014U CN 202021575360 U CN202021575360 U CN 202021575360U CN 212684014 U CN212684014 U CN 212684014U
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Abstract
A belt type telescopic mechanism comprises a base plate, a first transmission belt, a first belt wheel arranged on the base plate, a driving assembly arranged on the base plate and used for driving the first belt wheel to rotate, and a moving arm arranged on the base plate in a vertically movable manner through a guide assembly; the first transmission belt bypasses the first belt wheel, and the upper end and the lower end of the first transmission belt are fixedly connected with the moving arm respectively. The driving assembly comprises a speed reducer arranged at the rear part of the base plate and a first motor arranged at the rear part of the speed reducer and in transmission connection with the speed reducer, and the speed reducer is provided with a rotating shaft which extends forwards and is in transmission connection with a first belt pulley. The utility model discloses need not to use the screw rod structure, be favorable to telescopic machanism's lightweight.
Description
Technical Field
The utility model relates to a belt formula telescopic machanism.
Background
A telescopic mechanism having a mechanical arm capable of moving vertically may be used in some production lines, and the telescopic mechanism generally drives the mechanical arm by using a screw structure, a guide rail structure, and a corresponding motor.
Wherein, the screw rod structure includes the screw rod, the activity sets up nut cover on the screw rod and sets up the bearing frame at the screw rod both ends respectively, and telescopic machanism also need dispose the fixed plate that is greater than screw rod length for installation bearing frame and screw rod, screw rod structure weight is great, also leads to telescopic machanism's weight increase, is unfavorable for to join in marriage telescopic machanism and overlaps on various different equipment, has certain limitation.
Therefore, further improvements are needed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a belt formula telescopic machanism, it need not to use the screw rod structure, is favorable to telescopic machanism's lightweight.
The purpose of the utility model is realized like this:
a belt type telescopic mechanism comprises a base plate, a first transmission belt, a first belt wheel arranged on the base plate, a driving assembly arranged on the base plate and used for driving the first belt wheel to rotate, and a moving arm arranged on the base plate in a vertically movable manner through a guide assembly;
the first transmission belt bypasses the first belt wheel, and the upper end and the lower end of the first transmission belt are fixedly connected with the moving arm respectively.
The driving assembly comprises a speed reducer arranged at the rear part of the base plate and a first motor arranged at the rear part of the speed reducer and in transmission connection with the speed reducer, and the speed reducer is provided with a rotating shaft which extends forwards and is in transmission connection with a first belt pulley.
The guide assembly comprises a guide sliding block fixedly arranged on the base plate and a vertical guide rail in transmission connection with the guide sliding block, and the vertical guide rail is arranged on the moving arm.
A tensioning assembly for tensioning the first drive belt is arranged on the base plate.
The tensioning assembly comprises a tensioning wheel which is arranged on the base plate and located between the first belt wheel and the moving arm, and the first transmission belt bypasses the tensioning wheel.
The number of the tension wheels is two, and the tension wheels comprise an upper tension wheel and a lower tension wheel;
the upper tensioning wheel is positioned above the side part of the first belt wheel, and the bottom end of the upper tensioning wheel is lower than the top end of the first belt wheel;
the lower tensioning wheel is positioned below the side part of the first belt wheel, and the top end of the lower tensioning wheel is higher than the bottom end of the first belt wheel;
the first transmission belt sequentially bypasses one side of the upper tensioning wheel close to the moving arm, the bottom of the upper tensioning wheel, the upper part of the first belt wheel, one side of the first belt wheel far away from the moving arm, the lower part of the first belt wheel, the upper part of the lower tensioning wheel and one side of the lower tensioning wheel close to the moving arm.
The upper end and the lower end of the side part of the moving arm, which correspond to the first transmission belt, are respectively provided with a fixed seat and a pressing plate which is arranged on the fixed seat and compresses the first transmission belt, and the surface of the fixed seat, which is opposite to the first transmission belt, is provided with a plurality of first positioning grooves which are vertically arranged at intervals.
The first belt wheel and the first transmission belt are positioned on the same side part of the moving arm;
the first transmission belt, the first belt wheel and the guide assembly are all located on the front portion of the base plate, and the driving assembly is located on the rear portion of the base plate.
Comprises a transmission component for driving the substrate to move transversely;
the transmission assembly comprises a transverse frame, a second transmission belt, a transverse guide rail arranged at the front part of the transverse frame, a transverse sliding block arranged on the transverse guide rail, a second motor arranged on one side of the transverse guide rail and a base arranged on the other side of the transverse guide rail;
the output shaft of the second motor is connected with a second belt wheel, a third belt wheel is arranged on the base, a second transmission belt is respectively arranged on the second belt wheel and the third belt wheel, and the substrate is fixed at the front part of the transverse sliding block and is fixedly connected with the second transmission belt.
The front part of the transverse frame is provided with a transverse plate, two groups of supporting plates which are arranged at intervals from top to bottom are arranged between the transverse frame and the transverse plate, an interval for the second driving belt to pass through is reserved between the transverse frame and the transverse plate, and the transverse guide rail is arranged at the front part of the transverse plate.
The utility model has the advantages as follows:
this belt formula telescopic machanism need not to use the screw rod structure, adopts reciprocating of first driving band, first band pulley and corresponding drive assembly and direction subassembly drive moving arm, and the weight of first driving band and first band pulley is lighter than the screw rod structure, and the application of first driving band and first band pulley is favorable to telescopic machanism's lightweight.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a partial view of an embodiment of the present invention.
Fig. 3 is an exploded view of the fixing base, the first driving belt and the pressing plate according to an embodiment of the present invention.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and examples.
Referring to fig. 1 to 3, the belt type telescopic mechanism includes a substrate 1, a first transmission belt 2, a first pulley 3 disposed on the substrate 1, a driving assembly disposed on the substrate 1 and used for driving the first pulley 3 to rotate, and a moving arm 4 disposed on the substrate 1 in a vertically movable manner through a guiding assembly;
the first transmission belt 2 bypasses the first belt wheel 3, and the upper end and the lower end of the first transmission belt 2 are respectively and fixedly connected with the moving arm 4.
This belt formula telescopic machanism need not to use the screw rod structure, adopts reciprocating of first drive belt 2, first pulley 3 and corresponding drive assembly and direction subassembly drive transfer arm 4, and first drive belt 2 and first pulley 3's weight is lighter than the screw rod structure, and the lightweight of telescopic machanism is favorable to in the application of first drive belt 2 and first pulley 3.
In this embodiment, the moving arm 4 is located on the left side of the first pulley 3, the first belt 2 is wound around the first pulley 3 from the side of the first pulley 3 away from the moving arm 4, that is, the first belt 2 is wound around the first pulley 3 from the right side of the first pulley 3, and the first belt 2 is non-circular.
When the driving component drives the first belt wheel 3 to rotate, the first belt wheel 3 drives the moving arm 4 to move up and down along the guide component through the first transmission belt 2.
Furthermore, the driving assembly comprises a speed reducer 5 arranged at the rear part of the base plate 1 and a first motor 6 arranged at the rear part of the speed reducer 5 and in transmission connection with the speed reducer 5, wherein the speed reducer 5 is provided with a rotating shaft which extends forwards and is in transmission connection with the first belt pulley 3, so that the first belt pulley 3 is driven.
Further, the direction subassembly is including fixed setting up direction slider 7 on base plate 1 and the vertical guide rail 8 of being connected with direction slider 7 transmission, and vertical guide rail 8 sets up on moving arm 4, realizes moving arm 4's direction.
The quantity of direction slider 7 is two sets of and arranges according to upper and lower interval, and vertical guide rail 8 is fixed at the movable arm 4 rear portion, and vertical guide rail 8 reciprocates along with movable arm 4 promptly, and direction slider 7 does not reciprocate.
Further, a tensioning assembly for tensioning the first drive belt 2 is arranged on the base plate 1.
The tension assembly is located in front of the base plate 1.
Further, the tensioning assembly comprises a tensioning wheel arranged on the base plate 1 between the first pulley 3 and the moving arm 4, around which the first drive belt 2 is passed.
Further, the number of the tension pulleys is two and includes an upper tension pulley 9 and a lower tension pulley 10;
the upper tensioning wheel 9 is positioned above the side part of the first belt wheel 3, and the bottom end of the upper tensioning wheel 9 is lower than the top end of the first belt wheel 3, so that the tensioning of the first transmission belt 2 is facilitated;
the lower tensioning wheel 10 is positioned below the side part of the first belt wheel 3, and the top end of the lower tensioning wheel 10 is higher than the bottom end of the first belt wheel 3, so that tensioning of the first transmission belt 2 is facilitated.
The base plate 1 is provided with first shaft bodies corresponding to the upper tensioning wheel 9 and the lower tensioning wheel 10 respectively, and the upper tensioning wheel 9 and the lower tensioning wheel 10 are arranged on the corresponding first shaft bodies.
The first belt 2 passes around an upper tension pulley 9 side close to the moving arm 4, a bottom of the upper tension pulley 9, an upper portion of the first pulley 3, a first pulley 3 side far from the moving arm 4, a lower portion of the first pulley 3, an upper portion of the lower tension pulley 10, and a lower tension pulley 10 side close to the moving arm 4 in this order.
Furthermore, the side portion of the moving arm 4 is provided with a fixing seat 21 and a pressing plate 22 which is arranged on the fixing seat 21 and presses the first transmission belt 2, the upper end and the lower end of the side portion of the moving arm correspond to the first transmission belt 2, the surface of the fixing seat 21 opposite to the first transmission belt 2 is provided with a plurality of first positioning grooves 23 which are vertically arranged at intervals, the surface of the first transmission belt 2 opposite to the fixing seat 21 is provided with a plurality of tooth portions which are arranged along the length direction of the first transmission belt, and the first positioning grooves 23 are matched with the corresponding tooth portions, so that the first transmission belt 2 can be stably clamped between the fixing seat 21 and the pressing plate 22.
Further, the first pulley 3 and the first belt 2 are located on the same side of the mobile arm 4;
the first transmission belt 2, the first belt pulley 3 and the guide assembly are positioned at the front part of the base plate 1, and the driving assembly is positioned at the rear part of the base plate 1.
Further, the device comprises a transmission component for driving the substrate 1 to move transversely;
the transmission assembly comprises a transverse frame 11, a second transmission belt 12, a transverse guide rail 13 arranged at the front part of the transverse frame 11, a transverse slider 14 arranged on the transverse guide rail 13, a second motor 15 arranged at one side of the transverse guide rail 13 and a base 16 arranged at the other side of the transverse guide rail 13;
the number of the transverse guide rails 13 is two groups and the transverse guide rails are arranged at intervals from top to bottom, the second motor 15 and the base 16 are both arranged at the front part of the transverse frame 11, and the second transmission belt 12 is in a ring shape.
The output shaft of the second motor 15 is connected with a second belt wheel 17, a base 16 is provided with a third belt wheel 18, a second transmission belt 12 is respectively arranged on the second belt wheel 17 and the third belt wheel 18, and the substrate 1 is fixed at the front part of the transverse sliding block 14 and is fixedly connected with the second transmission belt 12.
A second shaft body is arranged on the base 16 corresponding to the third belt wheel 18, the third belt wheel 18 is arranged on the second shaft body, and the driving assembly is positioned above the transverse frame 11.
A positioning plate 24 for pressing the second transmission belt 12 is arranged at the rear part of the base plate 1, a plurality of second positioning grooves are transversely arranged at intervals on the surface of the positioning plate 24 opposite to the second transmission belt 12, a plurality of tooth parts arranged along the length direction of the second transmission belt 12 are arranged on the surface of the second transmission belt 12 opposite to the positioning plate 24, and the second positioning grooves are matched with the corresponding tooth parts, so that the second transmission belt 12 can be stably clamped between the base plate 1 and the positioning plate 24.
Further, a transverse plate 19 is arranged at the front of the transverse frame 11, two groups of support plates 20 which are arranged at intervals up and down are arranged between the transverse frame 11 and the transverse plate 19, an interval for the second transmission belt 12 to pass through is reserved between the transverse frame 11 and the transverse plate 19, and the transverse guide rail 13 is arranged at the front of the transverse plate 19.
One section of the second belt 12 is located in front of the transverse plate 19 and the other section of the second belt 12 is located in the rear of the transverse plate 19 and passes through the space.
The foregoing is a preferred embodiment of the present invention showing and describing the basic principles, main features and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are intended to illustrate the principles of the invention, but rather that various changes and modifications may be made without departing from the spirit and scope of the invention, the scope of which is defined by the appended claims and their equivalents.
Claims (10)
1. A belt type telescopic mechanism is characterized by comprising a base plate (1), a first transmission belt (2), a first belt wheel (3) arranged on the base plate (1), a driving assembly arranged on the base plate (1) and used for driving the first belt wheel (3) to rotate, and a moving arm (4) arranged on the base plate (1) in a vertically movable manner through a guide assembly;
first band pulley (3) is walked around in first drive belt (2), the upper end and the lower extreme of first drive belt (2) respectively with removal arm (4) fixed connection.
2. The belt type telescopic mechanism according to claim 1, wherein the driving assembly comprises a speed reducer (5) arranged at the rear part of the base plate (1) and a first motor (6) arranged at the rear part of the speed reducer (5) and in transmission connection with the speed reducer (5), and the speed reducer (5) is provided with a rotating shaft extending forwards and in transmission connection with the first belt wheel (3).
3. The belt-type telescopic mechanism according to claim 1, wherein the guide assembly comprises a guide slider (7) fixedly arranged on the base plate (1) and a vertical guide rail (8) in transmission connection with the guide slider (7), and the vertical guide rail (8) is arranged on the movable arm (4).
4. Belt retractor mechanism according to claim 1, wherein a tensioning assembly for tensioning the first drive belt (2) is provided on the base plate (1).
5. Belt-type retracting mechanism according to claim 4, wherein the tensioning assembly comprises a tensioning wheel arranged on the base plate (1) between the first pulley (3) and the moving arm (4), around which the first drive belt (2) is passed.
6. The belt retractor mechanism according to claim 5 wherein the number of tension pulleys is two and includes an upper tension pulley (9) and a lower tension pulley (10);
the upper tensioning wheel (9) is positioned above the side part of the first belt wheel (3), and the bottom end of the upper tensioning wheel (9) is lower than the top end of the first belt wheel (3);
the lower tensioning wheel (10) is positioned below the side part of the first belt wheel (3), and the top end of the lower tensioning wheel (10) is higher than the bottom end of the first belt wheel (3);
the first transmission belt (2) sequentially bypasses one side of an upper tensioning wheel (9) close to the moving arm (4), the bottom of the upper tensioning wheel (9), the upper part of the first belt wheel (3), one side of the first belt wheel (3) far away from the moving arm (4), the lower part of the first belt wheel (3), the upper part of a lower tensioning wheel (10) and one side of the lower tensioning wheel (10) close to the moving arm (4).
7. The belt-type telescopic mechanism of claim 1, wherein the side portion of the movable arm (4) is provided with a fixed seat (21) and a pressing plate (22) which is arranged on the fixed seat (21) and presses the first transmission belt (2) corresponding to the upper end and the lower end of the first transmission belt (2), and a plurality of first positioning grooves (23) which are vertically arranged at intervals are arranged on the surface of the fixed seat (21) opposite to the first transmission belt (2).
8. Belt-type telescopic mechanism according to claim 1, wherein said first pulley (3) and first transmission belt (2) are located on the same side of the mobile arm (4);
the first transmission belt (2), the first belt wheel (3) and the guide assembly are all located on the front portion of the base plate (1), and the driving assembly is located on the rear portion of the base plate (1).
9. The belt-type telescopic mechanism according to claim 1, characterized by comprising a transmission component for driving the base plate (1) to move transversely;
the transmission assembly comprises a transverse frame (11), a second transmission belt (12), a transverse guide rail (13) arranged at the front part of the transverse frame (11), a transverse sliding block (14) arranged on the transverse guide rail (13), a second motor (15) arranged at one side of the transverse guide rail (13) and a base (16) arranged at the other side of the transverse guide rail (13);
the output shaft of the second motor (15) is connected with a second belt wheel (17), a third belt wheel (18) is arranged on the base (16), a second transmission belt (12) is respectively arranged on the second belt wheel (17) and the third belt wheel (18), and the substrate (1) is fixed at the front part of the transverse sliding block (14) and is fixedly connected with the second transmission belt (12).
10. The belt type telescopic mechanism according to claim 9, wherein a transverse plate (19) is arranged at the front of the transverse frame (11), two groups of support plates (20) are arranged between the transverse frame (11) and the transverse plate (19) at intervals up and down, an interval for the second transmission belt (12) to pass through is reserved between the transverse frame (11) and the transverse plate (19), and the transverse guide rail (13) is arranged at the front of the transverse plate (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021575360.1U CN212684014U (en) | 2020-08-01 | 2020-08-01 | Belt formula telescopic machanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021575360.1U CN212684014U (en) | 2020-08-01 | 2020-08-01 | Belt formula telescopic machanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212684014U true CN212684014U (en) | 2021-03-12 |
Family
ID=74900731
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021575360.1U Active CN212684014U (en) | 2020-08-01 | 2020-08-01 | Belt formula telescopic machanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212684014U (en) |
-
2020
- 2020-08-01 CN CN202021575360.1U patent/CN212684014U/en active Active
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