CN209906090U - Tension spring adjusting device - Google Patents
Tension spring adjusting device Download PDFInfo
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- CN209906090U CN209906090U CN201920367343.XU CN201920367343U CN209906090U CN 209906090 U CN209906090 U CN 209906090U CN 201920367343 U CN201920367343 U CN 201920367343U CN 209906090 U CN209906090 U CN 209906090U
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- bracing piece
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Abstract
The utility model discloses a tension spring adjusting device, its structure includes tension spring, bracing piece, atress part, adjusting block and spring support, bracing piece one end is the polished rod, and other end outer wall is equipped with the external screw thread, and adjusting nut and the external screw thread threaded connection of bracing piece outer wall, bracing piece polished rod end cover have put the atress part, tension spring and bracing piece cover are put, and tension spring's one end is connected with the atress part, and the other end is the free end, the last rotation of tension spring is connected the adjusting block, the tip that the bracing piece was equipped with the external screw thread is connected with spring support, spring support is connected with the fixing base. The adjusting device is simple in structure, convenient to operate and stable in operation, and the effective number of turns of the adjusting block adjusting spring changes the spring tension, so that the requirement of different fabric products can be met by one set of structure device.
Description
Technical Field
The utility model relates to an adjusting device, specific tension spring adjusting device that says so.
Background
At present, in order to ensure that the tension variation of warp yarns is as small as possible when a cloth fell is opened and a reed is beaten up, a considerable number of shuttleless looms generally adopt the loading of a tension spring device to compensate the variation of the tension of the warp yarns; the tension spring device is generally characterized in that a tension spring is arranged between a fixed support and a tension compensation stress end of the device, two ends of the tension spring are respectively arranged on the fixed support and the tension compensation stress end in the conventional structure, the spring cannot be adjusted, and if the conditions of large vibration of a back beam of warp yarns, frequent warp yarn breakage, more weaving defects of fabrics and the like occur after weaving products are changed, the spring needs to be replaced to compensate and adapt to the change of the tension of the warp yarns; the method has the defects of complicated operation and installation, long maintenance time, the need of selecting proper tension springs to adapt to the fabrics and the like, thereby causing the reduction of the production efficiency and the increase of the production cost.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to solve above-mentioned problem, provide a tension spring adjusting device, this adjusting device simple structure, convenient operation, operation are stable, and effective number of turns through adjusting block adjusting spring changes spring tension and can use one set of constructional device to satisfy the demand of different fabric products.
The utility model provides a technical scheme that its technical problem adopted is: tension spring adjusting device, its structure includes tension spring, bracing piece, atress part, adjusting block and spring support, bracing piece one end is the polished rod, and other end outer wall is equipped with the external screw thread, and adjusting nut and the external screw thread threaded connection of bracing piece outer wall, bracing piece polished rod end cover have put the atress part, tension spring puts with the bracing piece cover, and tension spring's one end is connected with the atress part, and the other end is the free end, the last rotation of tension spring is connected the adjusting block, the bracing piece is equipped with the tip and the spring support of external screw thread and is connected, spring support is connected with the fixing base.
Further, the stress part comprises a pressing block and a spring fixing block, the pressing block and the spring fixing block are respectively sleeved with the supporting rod, the upper surface of the spring fixing block is an arc-shaped surface, the lower surface of the pressing block is provided with an arc-shaped groove, the arc-shaped groove is connected with the arc-shaped surface in a matched mode, and the lower end of the spring fixing block is provided with a tension spring clamping groove.
Furthermore, one end of the tension spring is tight, the upper surface of the tension spring is ground flat, the tension spring is clamped with the clamping groove at the lower end of the spring fixing block, and the other end of the tension spring is a free end of a spring pitch.
Furthermore, the adjusting block is composed of a sleeve, a support arm and a spring fastening component, a check ring is arranged in the inner cavity of the sleeve, a cushion block is arranged at the lower part of the check ring, the support arm and the spring fastening component are arranged on the outer wall of the sleeve, a spring perforation is arranged on the support arm, and the top end of the sleeve is an inclined plane.
Further, the sleeve outer wall is provided with a first support arm, a second support arm and a third support arm, the first support arm is provided with a first through hole and a second through hole, the second support arm is provided with a fourth through hole, and the third support arm is provided with a third through hole.
Furthermore, the spring fastening part is composed of a pressing plate, a pressing block and a fastening bolt, an arc-shaped groove is formed in the bottom surface of the pressing plate, through holes are formed in the pressing plate and the pressing block respectively, and the fastening bolt penetrates through the through holes in the pressing plate and the pressing block and then is fastened through a nut.
Furthermore, the upper surface of the cushion block is a spherical surface.
Furthermore, one end of the supporting rod with external threads is connected with a mounting hole in the spring support, a groove is formed in the end part of the supporting rod connected with the spring support, and a stop pin is arranged on the spring support.
Further, a wear-resistant gasket for eliminating vibration and noise is arranged between the pressing block and the spring fixing block.
Furthermore, the polished rod end of the supporting rod is provided with a screw convenient to mount.
The utility model has the advantages that:
1. the utility model discloses an adjusting device sets up the adjusting block on tension spring, through the different positions of adjusting the adjusting block, makes tension spring act on suitable effective number of turns, satisfies the demand of different fabric products.
2. The adjusting block is connected with the tension spring in a rotating mode through a plurality of spring through holes, the adjusting block is rotated according to the tension requirement of a fabric product and is finally fastened through the adjusting nut, and due to the fact that the spring fastening component is further arranged on the adjusting block, the position of the adjusting block on the tension spring is limited through fastening of the fastening bolt, the adjusting block cannot rotate due to the movement of the spring, and firmness is improved.
3. The inner cavity of the adjusting block sleeve is provided with a cushion block, the cushion block is used for limiting the fixed position of the adjusting nut and preventing the adjusting nut from rotating to the inner cavity of the adjusting block sleeve to lose efficacy. The upper surface of the cushion block is a spherical surface, the spherical surface can ensure that the adjusting block has movable allowance after being installed on tension springs with different sizes, and the abrasion caused by the stress generated between the adjusting block and the tension springs is prevented.
Drawings
FIG. 1 is a perspective view of the present invention;
fig. 2 is a cross-sectional view of the present invention;
FIG. 3 is a schematic view of the mounting of the support rod;
FIG. 4 is a schematic perspective view of an adjusting block;
FIG. 5 is a schematic perspective view of another angle of the adjusting block;
FIG. 6 is a top view of the set block.
In the figure:
1 supporting rod, 2 pressing blocks, 3 wear-resistant gaskets, 4 spring fixing blocks, 5 tension springs, 6 adjusting blocks, 61 sleeves, 62 spring through holes, 621 first through holes, 622 second through holes, 623 third through holes, 624 fourth through holes, 63 first support arms, 64 pressing plates, 65 pressing blocks, 66 fastening bolts, 67 second support arms, 68 third support arms, 69 cushion blocks, 7 spring supports, 8 fixing seats, 9 adjusting nuts, 10 stop pins and 11 screws
Detailed Description
The tension spring adjusting device of the present invention will be described in detail below with reference to the accompanying drawings.
As shown in fig. 1, fig. 2 and fig. 3, the utility model discloses a tension spring adjusting device, including tension spring 5, bracing piece 1, atress part, adjusting block 6 and spring support 7, 1 one end of bracing piece is the polished rod, and other end outer wall is equipped with the external screw thread, and adjusting nut 9 and the external screw thread threaded connection of 1 outer wall of bracing piece, the atress part has been put to 1 polished rod end cover of bracing piece, tension spring 5 is put with 1 cover of bracing piece, and tension spring 5's one end is connected with the atress part, and the other end is the free end, rotate on tension spring 5 and connect adjusting block 6, the tip that bracing piece 1 was equipped with the external screw thread is connected with spring support 7, spring support 7 is connected with fixing. The polished rod end of the supporting rod 1 is provided with a screw 11 convenient to mount. The support rod 1 has a thread with a certain length, the end part is provided with a groove, the thread is used for adjusting the position of the nut on the support rod, and the groove part is arranged on the spring support and blocked by a stop pin so as to realize the rotation of the support rod and keep other positions.
The stress part comprises a pressing block 2 and a spring fixing block 4, the pressing block 2 and the spring fixing block 4 are respectively sleeved with the supporting rod 1, the upper surface of the spring fixing block 4 is an arc-shaped surface, the lower surface of the pressing block 2 is provided with an arc-shaped groove, the arc-shaped groove is connected with the arc-shaped surface in a matched mode, and the lower end of the spring fixing block is provided with a tension spring clamping groove. The top of the spring fixing block 4 is contacted with the bottom of the pressing block 2 by adopting an arc-shaped surface, so that the warp tension applied to any position of the pressing block can be transmitted to the tension spring 5 through the spring fixing block.
One end of the tension spring 5 is tightly connected, the upper surface of the tension spring is ground flat and connected with the clamping groove at the lower end of the spring fixing block in a clamping mode, and the other end of the tension spring is a free end of a spring pitch.
As shown in fig. 4, 5 and 6, the adjusting block 6 is composed of a sleeve 61, a support arm and a spring fastening component, a retainer ring is arranged in the inner cavity of the sleeve 61, a cushion block 69 is arranged at the lower part of the retainer ring, the support arm and the spring fastening component are arranged on the outer wall of the sleeve, a spring through hole is arranged on the support arm, and the top end of the sleeve is an inclined surface. The top of inclined plane has guaranteed the helicoid of adjusting block cooperation spring when rotatory on the spring, prevents to touch with the spring and produces the friction, makes the adjusting block rotate smoothly. The adjusting block is connected with the tension spring in a rotating mode through a plurality of spring through holes, the adjusting block is rotated according to the tension requirement of a fabric product and is finally fastened through the adjusting nut, and due to the fact that the spring fastening component is further arranged on the adjusting block, the position of the adjusting block on the tension spring is limited through fastening of the fastening bolt, the adjusting block cannot rotate due to the movement of the spring, and firmness is improved.
The outer wall of the sleeve 61 is provided with a first support arm 63, a second support arm 67 and a third support arm 68, the first support arm 63 is provided with a first through hole 621 and a second through hole 622, the second support arm 67 is provided with a fourth through hole 624, and the third support arm 68 is provided with a third through hole 623. The free end of the tension spring 5 sequentially passes through the first through hole 621, the third through hole 623, the fourth through hole 624 and the second through hole 622 and then extends to the outside of the adjusting block, and at the moment, the adjusting block can rotate around the spring in a spiral mode, so that requirements of different positions on the tension spring are met.
The spring fastening part is composed of a pressing plate 64, a pressing block 65 and a fastening bolt 66, an arc-shaped groove is formed in the bottom surface of the pressing plate 64, through holes are formed in the pressing plate 67 and the pressing block 65 respectively, and the fastening bolt 66 penetrates through the through holes in the pressing plate and the pressing block and then is fastened through a nut. After the adjusting block is installed on the tension spring through the spring through hole, the corresponding position is adjusted, the pressing plate and the pressing block clamp one side of the spring, the position of the adjusting block on the tension spring is limited through fastening of the fastening bolt, the adjusting block cannot rotate due to the movement of the spring, and firmness is improved.
The upper surface of the pad 69 is a spherical surface. The spherical surface can ensure that the adjusting block has movable allowance after being installed on tension springs with different sizes, and prevent the adjusting block and the tension springs from generating stress and being worn. The cushion block is used for limiting the fixed position of the adjusting nut and preventing the adjusting nut from rotating to the inner cavity of the adjusting block sleeve to be out of work. The upper surface of the cushion block is a spherical surface, the spherical surface can ensure that the adjusting block has movable allowance after being installed on tension springs with different sizes, and the abrasion caused by the stress generated between the adjusting block and the tension springs is prevented.
The end of the support rod 1 with the external thread is connected with the mounting hole on the spring support 7, the end of the support rod 1 connected with the spring support 7 is provided with a groove, and the spring support is provided with a stop pin 10. The stop pin 10 passes through the side wall of the spring support to contact the groove at the end of the support rod to realize the rotation of the support rod and keep the position of other components unchanged.
A wear-resistant gasket 3 is arranged between the pressing block 2 and the spring fixing block 4, so that the pressing block can eliminate vibration and noise when the device operates.
The tension adjusting process of the tension spring comprises the steps of fixing an adjusting nut by a tool, rotating a supporting rod, changing the position of the adjusting nut on the supporting rod, rotating an adjusting block to enable the adjusting block to be in contact with the adjusting nut, obtaining the appropriate number of effective turns of the required tension spring, and locking the adjusting nut to support the adjusting block. The pressure block is subjected to warp tension from the warp back beam, the stress is transferred to the spring fixing block and acts on the tension spring, and the tension spring needs to rotate to adjust the adjusting block to adapt to the warp tension compensation, so that the tension spring acts on appropriate effective turns.
The utility model discloses an adjust the different positions of adjusting block on tension spring, make the spring action in suitable effective number of turns, change stress.
The foregoing is merely illustrative of some of the principles of the present invention and the description is not intended to limit the invention to the specific constructions and applications shown, so that all modifications and equivalents that may be utilized are within the scope of the invention.
Other technical features than those described in the specification are known to those skilled in the art.
Claims (10)
1. Tension spring adjusting device, including tension spring, characterized by still includes bracing piece, atress part, adjusting block and spring support, bracing piece one end is the polished rod, and other end outer wall is equipped with the external screw thread, and adjusting nut and the external screw thread threaded connection of bracing piece outer wall, bracing piece polished rod end cover have put the atress part, tension spring and bracing piece cover are put, and tension spring's one end and atress part are connected, and the other end is the free end, the last rotation of tension spring is connected the adjusting block, the tip that the bracing piece was equipped with the external screw thread is connected with spring support, spring support is connected with the fixing base.
2. The tension spring adjusting device according to claim 1, wherein the force-bearing component comprises a pressing block and a spring fixing block, the pressing block and the spring fixing block are respectively sleeved with the support rod, the upper surface of the spring fixing block is an arc-shaped surface, the lower surface of the pressing block is provided with an arc-shaped groove, the arc-shaped groove is connected with the arc-shaped surface in a matching manner, and the lower end of the spring fixing block is provided with a tension spring clamping groove.
3. A tension spring adjusting device as claimed in claim 1 or 2, wherein one end of the tension spring is tightened and the upper surface of the tension spring is ground flat to be clamped with the clamping groove at the lower end of the spring fixing block, and the other end of the tension spring is a free end of the spring pitch.
4. The tension spring adjusting device according to claim 1 or 2, wherein the adjusting block is composed of a sleeve, an arm and a spring fastening member, the inner cavity of the sleeve is provided with a retaining ring, the lower part of the retaining ring is provided with a cushion block, the outer wall of the sleeve is provided with the arm and the spring fastening member, the arm is provided with a spring through hole, and the top end of the sleeve is an inclined surface.
5. The tension spring adjusting apparatus according to claim 4, wherein the sleeve has an outer wall provided with a first arm, a second arm and a third arm, the first arm being provided with a first through hole and a second through hole, the second arm being provided with a fourth through hole, and the third arm being provided with a third through hole.
6. The tension spring adjusting device according to claim 4, wherein the spring fastening member is composed of a pressing plate, a pressing block and a fastening bolt, the bottom surface of the pressing plate is provided with an arc-shaped groove, the pressing plate and the pressing block are respectively provided with a through hole, and the fastening bolt passes through the through holes of the pressing plate and the pressing block and is fastened by a nut.
7. The tension spring adjustment device according to claim 4, wherein the upper surface of the pad is a spherical surface.
8. The tension spring adjusting device according to claim 1 or 2, wherein the end of the support rod with the external thread is connected with the mounting hole on the spring support, the end of the support rod connected with the spring support is provided with a groove, and the spring support is provided with a stop pin.
9. The tension spring adjusting apparatus according to claim 2, wherein a wear-resistant pad for vibration and noise elimination is provided between the pressing block and the spring fixing block.
10. A tension spring adjusting apparatus according to claim 1 or 2, wherein the polished rod end of the support rod is provided with a screw for easy installation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920367343.XU CN209906090U (en) | 2019-03-21 | 2019-03-21 | Tension spring adjusting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920367343.XU CN209906090U (en) | 2019-03-21 | 2019-03-21 | Tension spring adjusting device |
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| Publication Number | Publication Date |
|---|---|
| CN209906090U true CN209906090U (en) | 2020-01-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920367343.XU Active CN209906090U (en) | 2019-03-21 | 2019-03-21 | Tension spring adjusting device |
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| CN (1) | CN209906090U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109733956A (en) * | 2019-03-21 | 2019-05-10 | 山东日发纺织机械有限公司 | Tension spring regulating device |
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2019
- 2019-03-21 CN CN201920367343.XU patent/CN209906090U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109733956A (en) * | 2019-03-21 | 2019-05-10 | 山东日发纺织机械有限公司 | Tension spring regulating device |
| CN109733956B (en) * | 2019-03-21 | 2023-12-19 | 山东日发纺织机械有限公司 | Tension spring adjusting device |
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