CN212564286U

CN212564286U - Adjustable tensioning mechanism

Info

Publication number: CN212564286U
Application number: CN201922254076.8U
Authority: CN
Inventors: 韩月凯
Original assignee: Tianjin Ruizecheng Precision Machinery Co ltd
Current assignee: Tianjin Ruizecheng Precision Machinery Co ltd
Priority date: 2019-12-16
Filing date: 2019-12-16
Publication date: 2021-02-19
Anticipated expiration: 2029-12-16

Abstract

The utility model discloses a straining device with adjustable relates to the technical field for the tensioning, to the problem of the quick centre gripping of different model parts, now proposes following scheme, the fruit pick-up device comprises a frame body, the bottom fixedly connected with biax motor of framework, first screw rod is installed to the both sides output of biax motor, two loose rings have been cup jointed to the screw thread on the first screw rod, the outer lane top of loose ring articulates there is first vaulting pole, the top of first vaulting pole articulates there is the diaphragm, initiative bevel gear is installed to the right-hand member of first screw rod, and initiative bevel gear's top is equipped with driven bevel gear, and meshes the transmission between initiative bevel gear and the driven bevel gear, and there is the pivot at driven bevel gear's top through bolted connection. The utility model discloses a combination of various structures not only makes the device carry out the centre gripping to the part of difference to reduced corresponding supporting anchor clamps, practiced thrift the cost, and the adjustable effect of this device makes the centre gripping that the part can be quick, improves work efficiency.

Description

Adjustable tensioning mechanism

Technical Field

The utility model relates to a technical field is used in the tensioning, especially relates to a straining device with adjustable.

Background

The rapid development of society today to constantly improve the industry requirement, make the part processing in the industrial production constantly promote, the processing of part is from the existence that can not open clamping device, and to traditional anchor clamps, generally all be the supporting anchor clamps that use of part of a model, consequently make and need multiple supporting anchor clamps in the industrial production, these not only have caused the waste of resource, and need extravagant a large amount of time to the replacement of anchor clamps to the man-hour of different model parts, work efficiency is not high.

SUMMERY OF THE UTILITY MODEL

The utility model provides a tensioning mechanism with adjustable has solved the problem of the quick centre gripping of different model parts.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an adjustable tensioning mechanism comprises a frame body, wherein a double-shaft motor is fixedly connected to the bottom of the frame body, first screw rods are mounted at output ends of two sides of the double-shaft motor, two movable rings are sleeved on the first screw rods in a threaded manner, a first support rod is hinged to the top of an outer ring of each movable ring, a transverse plate is hinged to the top end of each first support rod, a driving bevel gear is mounted at the right end of each first screw rod, a driven bevel gear is arranged above the driving bevel gear, the driving bevel gear and the driven bevel gear are in meshing transmission, a rotating shaft is connected to the top of the driven bevel gear through a bolt, a driving belt wheel is mounted at the top end of the rotating shaft, a driven belt wheel is arranged on the left side of the driving belt wheel, a threaded sleeve is fixedly connected to the bottom of the driven belt wheel, a second screw rod is sleeved on internal, the bottom welding of second vaulting pole has first slider, it has the second vaulting pole to articulate on the first slider.

Preferably, the welding of the bottom both ends of framework has the pillar, there is biax motor, left side through bolted connection on the bottom outer wall of framework first bearing is installed to the left end of first screw rod, the left side fixed connection of first bearing is on the pillar, and the right-hand member of right side first screw rod passes the pillar.

Preferably, two first slotted holes are formed in the wall of the bottom shell of the frame body, the top end of the first support rod penetrates through the first slotted holes, a second bearing is fixedly connected to the outer wall of the right side of the frame body, and the rotating shaft is connected with the second bearing through a bolt.

Preferably, a belt is connected between the driving pulley and the driven pulley, a second slotted hole is formed in the wall of the top shell of the frame body, a third bearing is installed in the second slotted hole, and the threaded sleeve is connected with the third bearing through a bolt.

Preferably, a first sliding groove and a second sliding groove are formed in the shell walls on the two sides of the frame body, a first sliding block is connected to the inside of the first sliding groove in a sliding mode, a second supporting rod is welded to the first sliding block, a third supporting rod is hinged to the first sliding block, a second sliding block is connected to the inside of the second sliding groove in a sliding mode, the two second sliding blocks are fixedly connected to the transverse plate on the side, close to each other, of the side, a third sliding groove is formed in the transverse plate, two third sliding blocks are connected to the inside of the third sliding groove in a sliding mode, a fixed block is fixedly connected to the top of each third sliding block, and the bottom end of each third supporting rod is hinged to the corresponding third.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses an installation biax motor, first screw rod, loose ring, first vaulting pole, diaphragm, drive bevel gear, driven bevel gear, drive pulley, driven pulley, thread bush, second screw rod, second vaulting pole, third vaulting pole and the combination of fixed block make the device not only can be quick carry out the centre gripping to the part fixed, and also can fix the centre gripping to the part of different models to improve work efficiency, practiced thrift the cost.

To sum up, the utility model discloses a combination of various structures not only makes the device carry out the centre gripping to the part of difference to reduced corresponding supporting anchor clamps, practiced thrift the cost, and the adjustable effect of this device makes the centre gripping that the part can be quick, improves work efficiency.

Drawings

Fig. 1 is a schematic cross-sectional structural view of an adjustable tensioning mechanism according to the present invention;

fig. 2 is a schematic side view of the adjustable tensioning mechanism according to the present invention.

In the figure: the device comprises a frame body 1, a double-shaft motor 2, a first screw rod 3, a movable ring 4, a first support rod 5, a transverse plate 6, a fixed block 7, a driving bevel gear 8, a driven bevel gear 9, a rotating shaft 10, a driving belt pulley 11, a driven belt pulley 12, a threaded sleeve 13, a second screw rod 14, a second support rod 15 and a third support rod 16.

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. 1-2, an adjustable tensioning mechanism comprises a frame body 1, a double-shaft motor 2 is fixedly connected to the bottom of the frame body 1, first screw rods 3 are mounted at output ends of two sides of the double-shaft motor 2, two movable rings 4 are sleeved on the first screw rods 3 through threads, a first support rod 5 is hinged to the top of an outer ring of each movable ring 4, a transverse plate 6 is hinged to the top end of each first support rod 5, a driving bevel gear 8 is mounted at the right end of each first screw rod 3, a driven bevel gear 9 is arranged above the driving bevel gear 8, the driving bevel gear 8 and the driven bevel gear 9 are in meshing transmission, a rotating shaft 10 is connected to the top of the driven bevel gear 9 through a bolt, a driving belt pulley 11 is mounted at the top end of the rotating shaft 10, a driven belt pulley 12 is arranged on the left side of the driving belt pulley 11, a thread sleeve 13, the bottom welding of second screw rod 14 has second vaulting pole 15, and the bottom welding of second vaulting pole 15 has first slider, and it has second vaulting pole 15 to articulate on the first slider.

The bottom two ends of the frame body 1 are welded with pillars, the bottom outer wall of the frame body 1 is connected with a double-shaft motor 2 through bolts, the left end of a first screw rod 3 on the left side is provided with a first bearing, the left side of the first bearing is fixedly connected on the pillars, the right end of the first screw rod 3 on the right side passes through the pillars, the bottom shell wall of the frame body 1 is provided with two first slotted holes, the top end of a first support rod 5 passes through the first slotted hole, the right side outer wall of the frame body 1 is fixedly connected with a second bearing, a rotating shaft 10 is connected with the second bearing through bolts, a belt is connected between a driving belt pulley 11 and a driven belt pulley 12, the top shell wall of the frame body 1 is provided with a second slotted hole, a third bearing is installed in the second slotted hole, a threaded sleeve 13 is connected with the third bearing through bolts, the first sliding chute and the second sliding chute are, the welding has second vaulting pole 15 on the first slider, and it has third vaulting pole 16 to articulate on the first slider, and the inside sliding connection of second spout has the second slider, and one side fixed connection that two second sliders are close to mutually has seted up the third spout on diaphragm 6, and the inside sliding connection of third spout has two third sliders, and the top fixedly connected with fixed block 7 of third slider, the bottom of third vaulting pole 16 articulates on the third slider.

In this embodiment, first, a component to be processed is placed on the transverse plate 6, the double-shaft motor 2 is started to rotate forward, so as to drive the first screw rod 3 to rotate, so that the movable ring 4 and the driving bevel gear 8 rotate, the top of the outer ring of the movable ring 4 is hinged with the first support rod 5, the top end of the first support rod 5 is hinged on the transverse plate 6, so as to enable the movable ring 4 to approach each other along with the rotation of the first screw rod 3, so as to enable the transverse plate 6 to move upwards, the driving bevel gear 8 and the driven bevel gear 9 are in meshing transmission, the driven driving rotating shaft 10 rotates, so as to enable the driving pulley 11 to rotate, the driving pulley 11 drives the driven pulley 12 to rotate through the belt, so as to enable the thread sleeve 13 to rotate, so as to enable the second screw rod 14 to move, the second support rod 15 is welded at the bottom end of the second screw rod 14, thereby make second screw rod 14 along with the rotatory removal down of thread bush 13 to drive the removal of third vaulting pole 16, make fixed block 7 be close to each other, thereby live the part centre gripping, after the part processing is accomplished, biax motor 2 reversal, thereby make fixed block 7 to both sides removal, first vaulting pole 5 drives diaphragm 6 and moves down, thereby loosens the part.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The adjustable tensioning mechanism comprises a frame body (1) and is characterized in that a double-shaft motor (2) is fixedly connected to the bottom of the frame body (1), first screw rods (3) are installed at output ends of two sides of the double-shaft motor (2), two movable rings (4) are sleeved on the first screw rods (3) in a threaded manner, first support rods (5) are hinged to tops of outer rings of the movable rings (4), transverse plates (6) are hinged to tops of the first support rods (5), driving bevel gears (8) are installed at right ends of the first screw rods (3), driven bevel gears (9) are arranged above the driving bevel gears (8), the driving bevel gears (8) and the driven bevel gears (9) are in meshed transmission, the tops of the driven bevel gears (9) are connected with a rotating shaft (10) through bolts, and driving belt pulleys (11) are installed at top ends of the rotating shaft (10), the left side of drive pulley (11) is equipped with driven pulley (12), the bottom fixedly connected with thread bush (13) of driven pulley (12), second screw rod (14) have been cup jointed to the internal thread of thread bush (13), the bottom welding of second screw rod (14) has second vaulting pole (15), the bottom welding of second vaulting pole (15) has first slider, it has second vaulting pole (15) to articulate on the first slider.

2. The adjustable tensioning mechanism according to claim 1, wherein pillars are welded at two ends of the bottom of the frame body (1), a double-shaft motor (2) is connected to the outer wall of the bottom of the frame body (1) through bolts, a first bearing is installed at the left end of the first screw (3) on the left side, the left side of the first bearing is fixedly connected to the pillars, and the right end of the first screw (3) on the right side penetrates through the pillars.

3. The adjustable tensioning mechanism according to claim 1, wherein two first slots are formed in the bottom wall of the frame body (1), the top end of the first stay bar (5) passes through the first slots, a second bearing is fixedly connected to the outer wall of the right side of the frame body (1), and the rotating shaft (10) is connected with the second bearing through a bolt.

4. An adjustable tensioning mechanism according to claim 1, characterized in that a belt is connected between the driving pulley (11) and the driven pulley (12), a second slot is formed in the top wall of the frame (1), a third bearing is installed in the second slot, and the threaded sleeve (13) is connected with the third bearing through a bolt.

5. The adjustable tensioning mechanism according to claim 1, wherein a first sliding groove and a second sliding groove are formed in two side shell walls of the frame body (1), a first sliding block is slidably connected inside the first sliding groove, a second support rod (15) is welded on the first sliding block, a third support rod (16) is hinged on the first sliding block, a second sliding block is slidably connected inside the second sliding groove, one side, close to the two second sliding blocks, of the two second sliding blocks is fixedly connected to the transverse plate (6), a third sliding groove is formed in the transverse plate (6), two third sliding blocks are slidably connected inside the third sliding groove, a fixed block (7) is fixedly connected to the top of each third sliding block, and the bottom end of each third support rod (16) is hinged to each third sliding block.