CN216554729U - Cylinder type differential device - Google Patents
Cylinder type differential device Download PDFInfo
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- CN216554729U CN216554729U CN202122665423.3U CN202122665423U CN216554729U CN 216554729 U CN216554729 U CN 216554729U CN 202122665423 U CN202122665423 U CN 202122665423U CN 216554729 U CN216554729 U CN 216554729U
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- side wall
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Abstract
The utility model discloses a cylinder type differential device, which comprises an adjusting disc, a cylinder and a rotating rod, wherein the side wall of the adjusting disc is provided with a plurality of symmetrically arranged mounting grooves in a penetrating manner, the side wall of the adjusting disc is provided with a sliding groove in a penetrating manner, the side wall of the adjusting disc is provided with a through groove in a penetrating manner, the inner wall of the sliding groove is propped against two symmetrically arranged limiting blocks, the front end of the rotating rod is connected with the adjusting disc through a rotating device, the bottom of the cylinder is provided with a driving device, and the sliding groove and the through groove are both arc-shaped grooves. In this device, utilize reciprocating of cylinder drive fixed block to realize the differential structure's of reciprocating change, need not artificial the rocking, the degree of automation of multiplicable flat seaming machine can effectively guarantee the machining efficiency of flat seaming machine, utilizes the gyro wheel to offset with the fixed block that is the U type with differential regulating arm simultaneously, can guarantee the stability of differential regulating arm rotation in-process for the differential structure operating stability of flat seaming machine is higher.
Description
Technical Field
The utility model relates to the technical field of differential devices, in particular to a cylinder type differential device.
Background
The flat seaming machine is an industrial sewing machine which utilizes two kinds of stitches of a needle and a shuttle to enable a shuttle thread to form a single-side covering chain stitch on the bottom surface of a sewing material, or adds a covering thread on the front surface of the sewing material to form a double-side covering chain stitch, and sews two or more layers of sewing materials, and a differential device is an extremely important transmission part inside the flat seaming machine;
meanwhile, when the flat seaming machine is used for processing, the attention of operators is dispersed, and the processing safety of operators of the flat seaming machine is affected, so that an automatically adjustable air cylinder type differential device needs to be designed.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defect that the prior art needs manual adjustment, and provides a cylinder type differential device.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the cylinder type differential device comprises an adjusting disc, a cylinder and a rotating rod, wherein the side wall of the adjusting disc is penetrated and provided with a plurality of symmetrically arranged mounting grooves, the side wall of the adjusting disc is penetrated and provided with a sliding groove, the side wall of the adjusting disc is penetrated and provided with a through groove, the inner walls of the sliding grooves are abutted to two symmetrically arranged limiting blocks, the front end of the rotating rod is connected with the adjusting disc through a rotating device, and a driving device is arranged at the bottom of the cylinder.
Preferably, the sliding grooves and the through grooves are arc-shaped grooves and correspond to each other.
Preferably, the rotating device comprises a differential adjusting arm which is rotatably connected with the circumferential side wall of the rotating rod through a bearing, a differential tooth is fixed at the end part of the differential adjusting arm, and the differential tooth is abutted against the inner wall of the sliding groove.
Preferably, the front end of the differential adjusting arm is penetrated and provided with a limiting groove, and the side walls of the limiting blocks and the differential adjusting arm are penetrated and provided with a connecting groove.
Preferably, the driving device comprises a pushing block fixed at the bottom of the cylinder, a fixed block is fixed at the bottom of the pushing block, and rotating shafts are fixed on the inner walls of the two sides of the fixed block together.
Preferably, the circumferential side wall of the rotating shaft is rotatably connected with a roller through a bearing, the roller abuts against the inner wall of the limiting groove, the fixing block is a U-shaped block, and the differential adjusting arm abuts against the inner wall of the fixing block.
Compared with the prior art, the utility model has the advantages that:
1. in the device, the air cylinder is used for driving the fixed block to move up and down to realize the differential change of the differential structure, manual shaking is not needed, the automation degree of the flat seaming machine can be increased, the processing efficiency of the flat seaming machine can be effectively ensured, meanwhile, the rollers and the U-shaped fixed block are abutted against the differential adjusting arm, the stability of the differential adjusting arm in the rotating process can be ensured, and the operation stability of the differential structure of the flat seaming machine is higher;
2. in this device, through the translation rate of adjustment cylinder, can adjust the swing frequency of differential regulating arm, and then can realize regulating and controlling the functioning speed of differential structure, conveniently to the accurate control of flat seaming machine differential structure pivoted, also can make the adjustment of differential structure faster simultaneously for the adjustment efficiency of differential structure is higher.
Drawings
FIG. 1 is a schematic view of a cylinder differential apparatus according to the present invention;
FIG. 2 is a schematic view of another aspect of the cylinder differential apparatus of the present invention;
FIG. 3 is a front view of the cylinder differential in accordance with the present invention;
fig. 4 is a sectional view of a fixed block portion of the cylinder type differential apparatus according to the present invention.
In the figure: 1 adjusting disk, 2 cylinders, 3 mounting grooves, 4 sliding grooves, 5 limiting blocks, 6 through grooves, 7 rotating rods, 8 differential adjusting arms, 9 differential teeth, 10 connecting grooves, 11 pushing blocks, 12 fixing blocks, 13 rotating shafts, 14 rollers and 15 limiting grooves.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-4, the cylinder type differential device comprises an adjusting disc 1, a cylinder 2 and a rotating rod 7, wherein the adjusting disc 1 is fixed with the side end of a differential structure of a flat seaming machine, the cylinder 2 is fixed with the inner top of the flat seaming machine, the rotating rod 7 is fixed in the flat seaming machine, a plurality of symmetrically arranged mounting grooves 3 are formed in the side wall of the adjusting disc 1 in a penetrating manner, a sliding groove 4 is formed in the side wall of the adjusting disc 1 in a penetrating manner, a through groove 6 is formed in the side wall of the adjusting disc 1 in a penetrating manner, two symmetrically arranged limiting blocks 5 are abutted against the inner wall of the sliding groove 4, the front end of the rotating rod 7 is connected with the adjusting disc 1 through a rotating device, and a driving device is arranged at the bottom of the cylinder 2; the sliding groove 4 and the through groove 6 are both arc-shaped grooves, and the sliding groove 4 corresponds to the through groove 6.
The rotating device comprises a differential adjusting arm 8 which is rotatably connected with the circumferential side wall of the rotating rod 7 through a bearing, a differential tooth 9 is fixed at the end part of the differential adjusting arm 8, and the differential tooth 9 is abutted against the inner wall of the sliding groove 4; the front end of the differential adjusting arm 8 is provided with a limiting groove 15 in a penetrating manner, the side walls of the two limiting blocks 5 and the differential adjusting arm 8 are provided with connecting grooves 10 in a penetrating manner, and the connecting grooves 10 are arranged, so that the limiting blocks 5 and the differential adjusting arm 8 can be conveniently connected with a differential structure of the flat seaming machine; the driving device comprises a pushing block 11 fixed at the bottom of the cylinder 2, a fixed block 12 is fixed at the bottom of the pushing block 11, and rotating shafts 13 are jointly fixed on the inner walls of two sides of the fixed block 12; the circumferential side wall of the rotating shaft 13 is rotatably connected with a roller 14 through a bearing, the roller 14 abuts against the inner wall of a limiting groove 15, the fixing block 12 is a U-shaped block, the differential adjusting arm 8 abuts against the inner wall of the fixing block 12, the up-and-down movement of the fixing block 12 is driven by the air cylinder 2 to realize the differential change of a differential structure, the manual shaking is not needed, the automation degree of the flat seaming machine can be increased, the processing efficiency of the flat seaming machine can be effectively ensured, meanwhile, the roller 14 and the U-shaped fixing block 12 abut against the differential adjusting arm 8, the stability in the rotation process of the differential adjusting arm 8 can be ensured, the operation stability of the differential structure of the flat seaming machine is higher, the swinging frequency of the differential adjusting arm 8 can be adjusted by adjusting the moving speed of the air cylinder 2, the operation speed of the differential structure can be adjusted, and further, the accurate control of the rotation of the differential structure of the flat seaming machine is convenient, meanwhile, the adjustment of the differential structure can be faster, and the adjustment efficiency of the differential structure is higher.
In the utility model, in the use process of the flat seaming machine, the air cylinder 2 is controlled to drive the pushing block 11 and the fixing block 12 to slide downwards, so that the roller 14 in the fixing block 12 moves downwards, the roller 14 is abutted against the inner wall of the limiting groove 15, the differential adjusting arm 8 can be driven to rotate along with the rotating rod 7 in the downward movement process of the roller 14, the sliding of the differential tooth 9 along the inner wall of the arc-shaped sliding groove 4 can be realized, meanwhile, the roller 14 can slide along the inner wall of the limiting groove 15, so that the roller 14 is always contacted with the inner part of the limiting groove 15, the connecting groove 10 is arranged on the side wall of the differential adjusting arm 8, the differential adjusting arm 8 can be conveniently connected with the rotating part of the differential structure of the flat seaming machine, the automatic rotation of the differential structure can be realized in the rotation process of the differential adjusting arm 8, and the roller 14 and the U-shaped fixing block 12 are abutted against the differential adjusting arm 8, the stability of the differential adjusting arm 8 in the rotating process can be ensured, so that the running stability of the differential structure of the flat seaming machine is higher;
after the differential tooth 9 abuts against the bottom limiting block 5, the cylinder 2 drives the pushing block 11 and the fixing block 12 to move upwards by controlling the contraction of the rod head inside the cylinder 2, so that the roller 14 can move upwards, further the differential adjusting arm 8 and the differential tooth 9 can be driven to deflect in directions, the adjustment of any position of the differential structure can be realized by combining the driving part of the differential structure connected with the differential adjusting arm 8, the differential change of the differential structure can be realized by utilizing the vertical movement of the fixing block 12 driven by the cylinder 2, the automation degree of the flat seaming machine can be increased without artificial shaking, the processing efficiency of the flat seaming machine can be effectively ensured, meanwhile, the swinging frequency of the differential adjusting arm 8 can be adjusted according to the moving speed of the adjusting cylinder 2, the operation speed of the differential structure can be adjusted and controlled, and the adjustment of the differential structure is quicker, the efficiency is higher.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (6)
1. The cylinder type differential device comprises an adjusting disc (1), a cylinder (2) and a rotating rod (7), and is characterized in that a plurality of symmetrically arranged mounting grooves (3) are formed in the side wall of the adjusting disc (1) in a penetrating mode, sliding grooves (4) are formed in the side wall of the adjusting disc (1) in a penetrating mode, through grooves (6) are formed in the side wall of the adjusting disc (1) in a penetrating mode, two symmetrically arranged limiting blocks (5) are abutted to the inner wall of each sliding groove (4), the front end of the rotating rod (7) is connected with the adjusting disc (1) through a rotating device, and a driving device is arranged at the bottom of the cylinder (2).
2. The cylinder differential according to claim 1, characterized in that the sliding grooves (4) and the through grooves (6) are both arc-shaped grooves, the sliding grooves (4) and the through grooves (6) corresponding.
3. The differential device of the cylinder type according to claim 1, characterized in that the rotating device comprises a differential adjusting arm (8) which is rotatably connected with the circumferential side wall of the rotating rod (7) through a bearing, a differential tooth (9) is fixed at the end of the differential adjusting arm (8), and the differential tooth (9) is abutted with the inner wall of the sliding groove (4).
4. The cylinder differential mechanism of claim 3, characterized in that the front end of the differential adjusting arm (8) is provided with a limiting groove (15) in a penetrating way, and the side walls of the two limiting blocks (5) and the differential adjusting arm (8) are provided with a connecting groove (10) in a penetrating way.
5. The cylinder differential mechanism as claimed in claim 3, characterized in that the drive mechanism comprises a push block (11) fixed to the bottom of the cylinder (2), a fixed block (12) is fixed to the bottom of the push block (11), and a rotating shaft (13) is fixed to the inner walls of the fixed block (12) at both sides.
6. The cylinder type differential device according to claim 5, characterized in that the circumferential side wall of the rotating shaft (13) is rotatably connected with a roller (14) through a bearing, the roller (14) is abutted against the inner wall of a limiting groove (15), the fixed block (12) is a U-shaped block, and the differential adjusting arm (8) is abutted against the inner wall of the fixed block (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122665423.3U CN216554729U (en) | 2021-11-03 | 2021-11-03 | Cylinder type differential device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122665423.3U CN216554729U (en) | 2021-11-03 | 2021-11-03 | Cylinder type differential device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216554729U true CN216554729U (en) | 2022-05-17 |
Family
ID=81569867
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122665423.3U Active CN216554729U (en) | 2021-11-03 | 2021-11-03 | Cylinder type differential device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216554729U (en) |
-
2021
- 2021-11-03 CN CN202122665423.3U patent/CN216554729U/en active Active
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