CN217682572U

CN217682572U - Cylinder rotating torque force adjustable mechanism

Info

Publication number: CN217682572U
Application number: CN202123256933.1U
Authority: CN
Inventors: 黄超; 董忠衡; 张良平
Original assignee: Dongguan Primax Electronic & Telecommunication Products Ltd
Current assignee: Dongguan Primax Electronic & Telecommunication Products Ltd
Priority date: 2021-12-22
Filing date: 2021-12-22
Publication date: 2022-10-28
Anticipated expiration: 2031-12-22

Abstract

The utility model discloses a rotatory torsion adjustable mechanism of cylinder, it includes: the support frame, with the torsion output pivot that can install on the support frame by pivoted mode, install on the support frame and through the rotatory sharp cylinder of connecting rod drive torsion output pivot and install on the support frame and be used for adjusting the torsion regulation module of torsion output pivot torsion, this torsion regulation module is including setting up the support frid in torsion output pivot tip, install first slider and second slider between support frid and torsion output pivot in the mode that can the straight line slip, set up in first slider one side and be used for adjusting the first pressure spring of torsion output pivot output torsion, set up in second slider one side and with first pressure spring symmetry install in the support frid, install in support frid both sides and be used for adjusting first pressure spring and second pressure spring elastic force adjusting bolt respectively.

Description

Cylinder rotating torque force adjustable mechanism

The technical field is as follows:

the utility model relates to a torque output device field refers in particular to a rotatory torque force adjustable mechanism of cylinder.

Background art:

most of these kinds of mechanisms now do not take torsion adjustment mechanism with cylinder direct rotation, appear easily that the mechanism crushes the product, perhaps adjust torsion with torsion spring's mode, need do a large amount of verifications and just can find suitable torsion spring, and customization torsion spring processing difficulty simultaneously, life is short, and torsion diminishes along with the live time.

In view of the above, the present inventors propose the following.

The utility model has the following contents:

an object of the utility model is to overcome prior art not enough, provide a rotatory torsion adjustable mechanism of cylinder.

In order to solve the technical problem, the utility model discloses a following technical scheme: an adjustable mechanism for cylinder rotation torque force, comprising: the torsion adjusting module comprises a supporting groove plate arranged at the end part of the torsion output rotating shaft, a first sliding block and a second sliding block which are arranged between the supporting groove plate and the torsion output rotating shaft in a linear sliding mode, a first pressure spring arranged on one side of the first sliding block and used for adjusting the torsion output by the torsion output rotating shaft, a second pressure spring arranged on one side of the second sliding block and symmetrically arranged in the supporting groove plate with the first pressure spring, and a first elasticity adjusting bolt and a second elasticity adjusting bolt which are arranged on two sides of the supporting groove plate and respectively used for adjusting the elasticity of the first pressure spring and the second pressure spring.

Furthermore, in the above technical solution, the supporting slot plate is provided with a first mounting slot and a second mounting slot which are located on two sides of a shaft core of the torque output rotating shaft in parallel and are respectively used for mounting the first pressure spring and the second pressure spring, a first stroke slot for limiting the first slider is formed at the bottom of the first mounting slot, a second stroke slot for limiting the second slider is formed at the bottom of the second mounting slot, a first sliding slot and a second sliding slot which are located on two sides of the shaft core and are respectively used for limiting the first slider and the second slider are formed on one end face of the torque output rotating shaft, a first convex column and a second convex column which are located on two sides of the shaft core are respectively formed on two sides of the first slider, and a third convex column and a fourth convex column which are used for mounting the second stroke slot and the second sliding column are respectively formed on two sides of the second slider.

Furthermore, in the above technical solution, a first spring sleeve and a second spring sleeve for supporting the first elasticity adjusting bolt and the second elasticity adjusting bolt are respectively installed on two sides of the supporting groove plate, and the first spring sleeve and the second spring sleeve are respectively located at one end of the first mounting groove and one end of the second mounting groove.

Further, in the above technical solution, a first mounting position for fixing the first spring sleeve is formed at an end of the first mounting groove, and a second mounting position for fixing the second spring sleeve is formed at an end of the second mounting groove; one end of the first pressure spring is positioned in the first mounting groove and is abutted against the first sliding block, and the other end of the first pressure spring is positioned in the first spring sleeve and is abutted against and contacted with the first elasticity adjusting bolt; one end of the second pressure spring is positioned in the second mounting groove and abuts against the second sliding block, and the other end of the second pressure spring is positioned in the second spring sleeve and abuts against and contacts with the second elasticity adjusting bolt.

Further, in the above technical solution, a first mounting portion for fixedly mounting on the first mounting position is formed at one end of the first spring sleeve, a first threaded hole for the first elastic force adjusting bolt to pass through is formed at the other end of the first spring sleeve, a first limiting nut for limiting is sleeved on the first elastic force adjusting bolt, and a first cushion block located between the first elastic force adjusting bolt and the first pressure spring is further arranged in the first spring sleeve; second spring sleeve one end shaping has and is used for fixed mounting to second installation department on the second installation position, and this second spring sleeve other end shaping has and is used for supplying the second screw hole that second elasticity adjusting bolt passed, the cover is equipped with on the second elasticity adjusting bolt and is used for spacing second stop nut, still be provided with in the second spring sleeve and be located second elasticity adjusting bolt with second cushion between the second pressure spring.

Furthermore, in the above technical solution, the torque force adjusting module further includes a fixing frame installed on the torque force output rotating shaft and used for supporting the supporting slot plate, the fixing frame includes a first vertical plate and a second vertical plate installed on the torque force output rotating shaft at intervals, and a first side plate and a second side plate installed on two sides of the first vertical plate and the second vertical plate, the torque force output rotating shaft passes through the first vertical plate and the second vertical plate and is connected through a first bearing and a second bearing, and the supporting slot plate is installed on one side of the second vertical plate.

Further, in the above technical solution, a buffer for resetting, reversing and limiting the torque output rotating shaft is installed between the first vertical plate and the second vertical plate, and a notch corresponding to the buffer is formed on the torque output rotating shaft; one end of the connecting rod is fixed on the torque output rotating shaft, and the other end of the connecting rod is hinged with the end part of the piston of the linear cylinder.

After the technical scheme is adopted, compared with the prior art, the utility model has following beneficial effect: the utility model discloses in adopt sharp cylinder to promote the connecting rod and drive the rotation of torque output pivot, through setting up at the first slider of torque output pivot tip and the first pressure spring of second slider cooperation and second pressure spring productivity torque load, and change elasticity through the deformation stroke of first elasticity adjusting bolt and second elasticity adjusting bolt regulation first pressure spring and second pressure spring, and then change the load of torque output pivot, thereby realize adjusting the output torque of torque output pivot, at this in-process, utilize first slider and second slider to become linear motion with rotary motion, convert torsion into pressure in order to realize converting torsion into, and can realize adjusting torque through bolt adjusting spring's elasticity, the regulation mode is simple, torque adjustment precision is high, can quick adjustment to the torsion that accords with the use.

Description of the drawings:

fig. 1 is a perspective view of the present invention;

FIG. 2 is a structural analysis diagram of the present invention;

fig. 3 is an exploded view of the torque adjusting module according to the present invention;

fig. 4 is a perspective view of the middle fixing frame of the present invention;

FIG. 5 is a perspective view of the supporting slot plate of the present invention;

fig. 6 is a perspective view of the torque output shaft of the present invention.

The specific implementation mode is as follows:

the present invention will be further described with reference to the following specific embodiments and the accompanying drawings.

Referring to fig. 1 to 6, a mechanism for adjusting the rotating torque of a cylinder is disclosed, which includes: the torsion adjusting module 5 comprises a support groove plate 51 arranged at the end part of the torsion output rotating shaft 2, a first slide block 52 and a second slide block 53 which are arranged between the support groove plate 51 and the torsion output rotating shaft 2 in a linear sliding manner, a first pressure spring 54 arranged at one side of the first slide block 52 and used for adjusting the torsion output by the torsion output rotating shaft 2, a second pressure spring 55 arranged at one side of the second slide block 53 and symmetrically arranged in the support groove plate 51 with the first pressure spring 54, and a first elasticity adjusting bolt 56 and a second elasticity adjusting bolt 57 arranged at two sides of the support groove plate 51 and respectively used for adjusting the elasticity of the first pressure spring 54 and the second pressure spring 55. The linear air cylinder 4 is adopted to push the connecting rod 3 to drive the torsion output rotating shaft 2 to rotate, the first sliding block 52 and the second sliding block 53 arranged at the end part of the torsion output rotating shaft 2 are matched with the first pressure spring 54 and the second pressure spring 55 to generate torsion loads, the deformation strokes of the first pressure spring 54 and the second pressure spring 55 are adjusted through the first elastic force adjusting bolt 56 and the second elastic force adjusting bolt 57 to change the elastic force, and further the load of the torsion output rotating shaft 2 is changed, so that the output torsion of the torsion output rotating shaft 2 is adjusted, in the process, the rotating motion is changed into linear motion through the first sliding block 52 and the second sliding block 53, the torsion is converted into pressure, the torsion is adjusted through the elastic force of the bolt adjusting spring, the adjusting mode is simple, the torsion adjusting precision is high, and the torsion which meets the use requirement can be quickly adjusted.

The supporting groove plate 51 is provided with a first mounting groove 511 and a second mounting groove 512 which are located on two sides of a shaft core of the torsion output rotating shaft 2 in parallel and used for mounting the first pressure spring 54 and the second pressure spring 55 respectively, a first stroke groove 513 used for limiting the first sliding block 52 is formed at the bottom of the first mounting groove 511, a second stroke groove 514 used for limiting the second sliding block 53 is formed at the bottom of the second mounting groove 512, a first sliding groove 21 and a second sliding groove 22 which are located on two sides of the shaft core and used for limiting the first sliding block 52 and the second sliding block 53 respectively are arranged on one end face of the torsion output rotating shaft 2, a first convex column 521 and a second convex column 522 which are located on two sides of the shaft core and used for mounting the first stroke groove 513 and the first sliding groove 21 respectively are formed on two sides of the first sliding block 52, and a third convex column 531 and a fourth convex column which are used for mounting the second stroke groove 514 and the second sliding groove 22 are formed on two sides of the second sliding block 53 respectively. The first mounting groove 511 and the second mounting groove 512 which are positioned at two sides of the shaft core of the torsion output rotating shaft 2 are arranged on the supporting groove plate 51, and the first pressure spring 54 and the second pressure spring 55 are mounted in the first mounting groove 511 and the second mounting groove 512 to limit and press the first sliding block 52 and the second sliding block 53, so that elastic loads of the first pressure spring 54 and the second pressure spring 55 are uniformly applied to two sides when the torsion output rotating shaft 2 rotates, stress balance of the torsion output rotating shaft 2 is ensured, the first pressure spring 54 and the second pressure spring 55 are limited through the first mounting groove 511 and the second mounting groove 512, and the first pressure spring 54 and the second pressure spring 55 are prevented from being separated from the first sliding block 52 and the second sliding block 53 due to stress.

A first spring sleeve 58 and a second spring sleeve 59 for supporting the first elastic force adjusting bolt 56 and the second elastic force adjusting bolt 57 are respectively installed at both sides of the supporting groove plate 51, and the first spring sleeve 58 and the second spring sleeve 59 are respectively located at one end of the first mounting groove 511 and one end of the second mounting groove 512. The first and

second pressure springs

54 and 55 are limited by the first and

second spring sleeves

58 and 59 provided at both sides of the support groove plate 51, so that the first and

second pressure springs

54 and 55 are prevented from being deformed to jump out of the first and

second mounting grooves

511 and 512 when the first and second

elasticity adjusting bolts

56 and 57 are torsionally adjusted.

A first mounting position 515 for fixing the first spring sleeve 58 is formed at one end of the first mounting groove 511, and a second mounting position 516 for fixing the second spring sleeve 59 is formed at one end of the second mounting groove 512; one end of the first pressure spring 54 is located in the first mounting groove 511 and presses against the first slider 52, and the other end of the first pressure spring 54 is located in the first spring sleeve 58 and presses against the first elasticity adjusting bolt 56; one end of the second pressure spring 55 is located in the second mounting groove 512 and presses against the second slider 53, and the other end of the second pressure spring 55 is located in the second spring sleeve 59 and presses against the second elastic force adjusting bolt 57.

A first mounting portion 581 used for being fixedly mounted on the first mounting portion 515 is formed at one end of the first spring sleeve 58, a first threaded hole 852 used for allowing the first elastic force adjusting bolt 56 to pass through is formed at the other end of the first spring sleeve 58, a first limiting nut 561 used for limiting is sleeved on the first elastic force adjusting bolt 56, and a first cushion block 562 located between the first elastic force adjusting bolt 56 and the first pressure spring 54 is further arranged in the first spring sleeve 58; a second mounting portion 591 for fixedly mounting on the second mounting position 516 is formed at one end of the second spring sleeve 59, a second threaded hole 592 for allowing the second elastic force adjusting bolt 57 to pass through is formed at the other end of the second spring sleeve 59, a second limiting nut 571 for limiting is sleeved on the second elastic force adjusting bolt 57, and a second cushion block 572 located between the second elastic force adjusting bolt 57 and the second pressure spring 55 is further arranged in the second spring sleeve 59.

The torque adjusting module 5 further includes a fixing frame 50 mounted on the torque output shaft 2 and used for supporting the supporting slot plate 51, the fixing frame 50 includes a first vertical plate 501 and a second vertical plate 502 mounted on the torque output shaft 2 at intervals, and a first side plate 503 and a second side plate 504 mounted on two sides of the first vertical plate 501 and the second vertical plate 502, the torque output shaft 2 passes through the first vertical plate 501 and the second vertical plate 502 and is connected with the first bearing 505 and the second bearing 506, and the supporting slot plate 51 is mounted on one side of the second vertical plate 502. In one embodiment, the first sliding slot 21 and the second sliding slot 22 are located on an end surface of one end of the torque output shaft 2, and the other end of the torque output shaft 2 is connected to a torque actuator.

A buffer 507 for resetting, reversing and limiting the torque output rotating shaft 2 is installed between the first vertical plate 501 and the second vertical plate 502, and a notch 23 corresponding to the buffer 507 is formed on the torque output rotating shaft 2; one end of the connecting rod 3 is fixed on the torque output rotating shaft 2, and the other end of the connecting rod 3 is hinged with the end part of the piston of the linear cylinder 4. By arranging the buffer 507 for unloading the torque output rotating shaft 2 on the fixing frame 50, when the torque disappears, the buffer 507 buffers and limits the reverse rotation of the torque output rotating shaft 2, so that the impact of the mechanism is reduced, and the service life is ensured.

To sum up, the utility model discloses during the use, it is rotatory to promote torsion output pivot 2 by sharp cylinder 4 drive connecting rod 3, and then makes torsion output pivot 2 pass through on the executive component uses torsion to the product, is different to different products or usage, adjusts first pressure spring 54 and second pressure spring 55's compressive capacity through rotating first elasticity adjusting bolt 56 and second elasticity adjusting bolt 57 to increase or reduce the load of torsion output pivot 2, in order to play the effect of adjusting rotatory torsion.

The utility model discloses in through first spout 21 and the second spout 22 of axle head processing long circle at torsion output pivot 2 to through the first slider 52 of cooperation and second slider 53, change rotary motion into linear motion, convert torsion into pressure, make the mode adjusting pressure spring's that can add the nut with the screw the compression volume carry out the elasticity and adjust.

Of course, the above description is only for the specific embodiment of the present invention and is not intended to limit the scope of the present invention, and all equivalent changes or modifications made by the structure, characteristics and principles according to the claims of the present invention should be included in the claims of the present invention.

Claims

1. A cylinder rotation torque force adjustable mechanism is characterized by comprising: the torsion adjusting device comprises a support frame (1), a torsion output rotating shaft (2) which is rotatably installed on the support frame (1), a linear air cylinder (4) which is installed on the support frame (1) and drives the torsion output rotating shaft (2) to rotate through a connecting rod (3), and a torsion adjusting module (5) which is installed on the support frame (1) and is used for adjusting the torsion of the torsion output rotating shaft (2), wherein the torsion adjusting module (5) comprises a support groove plate (51) which is arranged at the end part of the torsion output rotating shaft (2), a first sliding block (52) and a second sliding block (53) which are installed between the support groove plate (51) and the torsion output rotating shaft (2) in a linear sliding manner, a first pressure spring (54) which is arranged at one side of the first sliding block (52) and is used for adjusting the output torsion of the torsion output rotating shaft (2), a second pressure spring (55) which is arranged at one side of the second sliding block (53) and is symmetrically installed in the support groove plate (51) with the first pressure spring (54), and a second pressure adjusting bolt (55) and an elastic force adjusting bolt (56) which is installed at two sides of the support groove plate (51) and is used for adjusting the first pressure spring (54).

2. The mechanism of claim 1, wherein the torque force of the cylinder is adjustable by: the support groove plate (51) is provided with a first installation groove (511) and a second installation groove (512) which are located on two sides of a shaft core of the torsion output rotating shaft (2) in parallel and used for installing the first pressure spring (54) and the second pressure spring (55) respectively, a first stroke groove (513) used for limiting the first sliding block (52) is formed in the bottom of the first installation groove (511), a second stroke groove (514) used for limiting the second sliding block (53) is formed in the bottom of the second installation groove (512), a first sliding groove (21) and a second sliding groove (22) which are located on two sides of the shaft core and used for limiting the first sliding block (52) and the second sliding block (53) respectively are formed in one end face of the torsion output rotating shaft (2), a first convex column (521) and a second convex column (522) which are used for installing the first stroke groove (513) and the first sliding groove (21) are formed in the first sliding block (52), and a second convex column (522) and a second convex column (531) which are used for installing the second sliding block (53) and a fourth convex column (531) are formed in the second sliding groove (22) respectively.

3. The mechanism of claim 2, wherein the torque force of the cylinder is adjustable: the support groove plate is characterized in that a first spring sleeve (58) and a second spring sleeve (59) which are used for supporting the first elastic force adjusting bolt (56) and the second elastic force adjusting bolt (57) are respectively installed on two sides of the support groove plate (51), and the first spring sleeve (58) and the second spring sleeve (59) are respectively located at one end of the first installation groove (511) and one end of the second installation groove (512).

4. The mechanism of claim 3, wherein the torque force of the cylinder is adjustable: a first mounting position (515) for fixing the first spring sleeve (58) is formed at one end of the first mounting groove (511), and a second mounting position (516) for fixing the second spring sleeve (59) is formed at one end of the second mounting groove (512); one end of the first pressure spring (54) is positioned in the first mounting groove (511) and is pressed against the first sliding block (52), and the other end of the first pressure spring (54) is positioned in the first spring sleeve (58) and is pressed against and contacted with the first elasticity adjusting bolt (56); one end of the second pressure spring (55) is positioned in the second mounting groove (512) and is pressed against the second sliding block (53), and the other end of the second pressure spring (55) is positioned in the second spring sleeve (59) and is pressed against and contacted with the second elasticity adjusting bolt (57).

5. The mechanism of claim 4, wherein the torque force of the cylinder is adjustable: a first mounting part (581) used for being fixedly mounted on the first mounting position (515) is formed at one end of the first spring sleeve (58), a first threaded hole (852) used for allowing the first elastic force adjusting bolt (56) to penetrate is formed at the other end of the first spring sleeve (58), a first limiting nut (561) used for limiting is sleeved on the first elastic force adjusting bolt (56), and a first cushion block (562) located between the first elastic force adjusting bolt (56) and the first pressure spring (54) is further arranged in the first spring sleeve (58); a second mounting portion (591) used for being fixedly mounted on the second mounting position (516) is formed at one end of the second spring sleeve (59), a second threaded hole (592) used for allowing the second elastic force adjusting bolt (57) to pass through is formed at the other end of the second spring sleeve (59), a second limiting nut (571) used for limiting is sleeved on the second elastic force adjusting bolt (57), and a second cushion block (572) located between the second elastic force adjusting bolt (57) and the second pressure spring (55) is further arranged in the second spring sleeve (59).

6. The mechanism for adjusting the rotating torque force of the air cylinder according to any one of claims 1 to 5, wherein: the torque adjusting module (5) further comprises a fixing frame (50) which is installed on the torque output rotating shaft (2) and used for supporting the supporting groove plate (51), the fixing frame (50) comprises a first vertical plate (501) and a second vertical plate (502) which are installed on the torque output rotating shaft (2) at intervals, and a first side plate (503) and a second side plate (504) which are installed on two sides of the first vertical plate (501) and the second vertical plate (502), the torque output rotating shaft (2) penetrates through the first vertical plate (501) and the second vertical plate (502) and is connected with the first bearing (505) and the second bearing (506) through the first bearing (505), and the supporting groove plate (51) is installed on one side of the second vertical plate (502).

7. The mechanism of claim 6, wherein the torque force of the cylinder is adjustable: a buffer (507) used for resetting, reversing and limiting the torsion output rotating shaft (2) is arranged between the first vertical plate (501) and the second vertical plate (502), and a notch (23) corresponding to the buffer (507) is formed in the torsion output rotating shaft (2); one end of the connecting rod (3) is fixed on the torque output rotating shaft (2), and the other end of the connecting rod (3) is hinged with the end part of the piston of the linear cylinder (4).