CN213835682U

CN213835682U - Concatenation type roller shaft

Info

Publication number: CN213835682U
Application number: CN202022715965.2U
Authority: CN
Inventors: 陈祝春
Original assignee: Xinchang Shunchun Machinery Co ltd
Current assignee: Xinchang Shunchun Machinery Co ltd
Priority date: 2020-11-21
Filing date: 2020-11-21
Publication date: 2021-07-30
Anticipated expiration: 2030-11-21

Abstract

The utility model discloses a concatenation type roller shaft relates to spinning machine part technical field, aims at solving the problem that traditional integral roller shaft can't be maintained. The key points of the technical scheme are as follows: including head axle piece and tail axle piece, the equal fixedly connected with axis of rotation in one side that head axle piece and tail axle piece kept away from each other, a plurality of middlings of fixedly connected with between head axle piece and the tail axle piece, equal fixedly connected with connecting block on tail axle piece and a plurality of middlings, all offer on head axle piece and a plurality of middlings to be used for connecting block male spread groove, all be equipped with a plurality of limit structures that are used for restricting the connecting block and remove in the cell wall of spread groove, the utility model discloses a set up the roller axle into the structure that can dismantle the concatenation make the roller axle can change and maintain and then solved the problem that traditional integral roller axle can't maintain.

Description

Concatenation type roller shaft

Technical Field

The utility model relates to a spinning machine part technical field, more specifically say, it relates to a concatenation type roller shaft.

Background

Roller shafts, cylindrical rotating parts in textile machines that function as feed, draft, output, etc., have the meaning of rollers and shafts. It is widely used in drafting, carding, conveying and other mechanisms. The functions of the roller are divided into a drawing roller, a feeding roller, a compacting roller, a working roller and the like. The drafting rollers are the main components of the drafting mechanism of the spinning machine, and are composed of upper rollers and lower rollers in pairs to form roller nip for holding the sliver for drafting. The quality of the rollers affects the uniformity of the output sliver. When not illustrated, the roller is a drafting bottom roller, which is a steel slender shaft with grooves, knurling or smooth surface on the excircle, and several single sections are connected into a whole row along the whole length of the spinning machine and driven by a transmission mechanism.

The existing roller shaft is generally of an integrated structure and cannot be detached, when a certain part of the roller shaft is damaged in the using process of the roller shaft, the roller shaft needs to be maintained in order to ensure the stability of the function of the roller shaft and the stability of the quality of a processed product, but because the roller is of an integrated fixed structure, the damaged part of the roller shaft part cannot be well repaired, the roller shaft can only be replaced integrally, and the roller shaft material is greatly wasted in the mode.

An object of the utility model is to provide a new structure is solved the unable problem of maintaining of traditional integral roller axle and is just necessary very much.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a concatenation type roller shaft sets up the roller shaft into components of a whole that can function independently pin-connected panel through with the integral roller shaft of tradition, reaches the purpose that can carry out the maintenance to damaging the roller shaft.

The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides a concatenation type roller shaft, includes head axle piece and tail axle piece, the equal fixedly connected with axis of rotation in one side that head axle piece and tail axle piece kept away from each other, a plurality of middlings of fixedly connected with between head axle piece and the tail axle piece, equal fixedly connected with connecting block on tail axle piece and a plurality of middlings, all offer on head axle piece and a plurality of middlings and be used for connecting block male spread groove, all be equipped with a plurality of limit structures that are used for restricting the connecting block and remove in the cell wall of spread groove.

Through adopting above-mentioned technical scheme, make the whole detachable structure that is of roller axle through setting up the roller axle into head axle piece, tail axle piece and a plurality of middle piece for each part of roller axle can be dismantled and change, and then solved the unable problem of maintaining of traditional integral roller, it realizes the restriction to head axle piece, relative movement's restriction between tail axle piece and the middle piece to realize the roller axle through the restriction structure realization that the connecting block removed in the spread groove to alternate through the connecting block simultaneously, realize the equipment of roller axle.

The utility model discloses further set up to: a plurality of limiting grooves are arranged on the connecting blocks, a plurality of placing grooves for placing limiting structures are uniformly arranged in the groove walls of the connecting grooves, the placing groove is communicated with the connecting groove, the limiting structure comprises a pressing plate, a plurality of limiting rods inserted into the limiting groove are fixedly connected to the pressing plate, connecting plates are connected to the limiting rods in a sliding mode, a plurality of elastic pieces which are inserted on the plurality of limiting rods are fixedly connected on the connecting plate and used for pushing the pressing plate away from the connecting plate, a T-shaped through groove communicated with the placing groove is also arranged in the groove wall of the placing groove, the limiting structure also comprises a T-shaped limiting rod inserted in the T-shaped through groove, the head shaft block and the tail shaft block are fixedly connected with limiting blocks used for limiting the movement of the T-shaped limiting rod, and a plurality of pressing plates are provided with guide inclined planes.

By adopting the technical scheme, the T-shaped limiting rod penetrates through the T-shaped through groove, the T-shaped through groove is firstly contacted with the guide inclined plane in the process of gradually penetrating into the T-shaped through groove, the pressing plate is pushed away from the T-shaped limiting rod under the guide effect of the guide inclined plane, the T-shaped limiting rod drives the limiting rod to move in the moving process, the limiting rod penetrates through the connecting plate and is inserted into the connecting groove, the limiting rod is gradually inserted into the limiting groove in the process of gradually inserting into the connecting groove to limit the movement of the connecting block, so that the relative sliding among the middle block, the head shaft block and the tail shaft block is limited, the mutual connection among the middle block, the head shaft block and the tail shaft block is realized, when the elastic piece is in a compressed state when the process is finished, the T-shaped limiting rod gradually loses the limiting effect on the movement of the pressing plate when the T-shaped limiting rod slides out of the T-shaped limiting rod from the T-shaped through groove, the pressing plate gradually leaves away from the connecting plate under the effect of the elastic piece generated by the compressed elastic piece, the pressure strip drives the limiting rod to slide out of the limiting groove in the moving process, and the limiting rod loses the limitation on the relative movement among the middle block, the head shaft block and the tail shaft block.

The utility model discloses further set up to: and a plurality of balls are rotatably connected on the surface of the T-shaped limiting rod attached to the T-shaped through groove.

Through adopting above-mentioned technical scheme, utilize the laminating that ball and T shape led to the groove to change T shape restriction lever and T shape into rolling frictional force with the sliding friction who leads to the groove within a definite time, greatly reduce the relative frictional force that T shape restriction lever and T shape led to the groove within a definite time for T shape restriction lever alternates and leads to the process of inslot more labour saving and time saving of T shape, makes the process convenient and fast more of roller shaft maintenance.

The utility model discloses further set up to: the cross section of the connecting block is rectangular.

Through adopting above-mentioned technical scheme, set up the cross sectional shape of connecting block into the rectangle and make the connecting block can with the mutual joint of spread groove when interlude in the spread groove, realize the restriction to the connecting block pivoted for the connected state of leading axle piece, tail axle piece and middle block is more stable.

The utility model discloses further set up to: a plurality of T-shaped reinforcing grooves are formed in the first shaft block and the middle block, and a plurality of T-shaped reinforcing blocks which are inserted into the T-shaped reinforcing grooves are fixedly connected to the connecting block.

Through adopting above-mentioned technical scheme, alternate the area of contact that increases middle piece and first axle piece and connecting block junction in the T shape reinforcing groove through T shape boss, and then strengthen the stability that middle piece, first axle piece and tail axle piece are connected.

The utility model discloses further set up to: and an anti-static sleeve is sleeved on the head shaft block, the tail shaft block and the plurality of middle blocks between the two limiting blocks.

By adopting the technical scheme, the condition that static appears on the surface of the roller shaft is reduced by utilizing the anti-static sleeve, static is prevented from being generated when the roller shaft is in contact friction with fibers, and the problem that the roller shaft adsorbs partial fibers to reduce the fiber drafting speed is avoided.

The utility model discloses further set up to: and the limiting block is provided with an embedded groove for inserting the anti-static sleeve.

Through adopting above-mentioned technical scheme, through will prevent that the static cover alternates and realize the restriction to preventing that the static cover removes in the caulking groove for prevent that the state that the static cover was located is more stable.

To sum up, the utility model discloses following beneficial effect has:

make the whole detachable structure that is of roller axle through setting up the roller axle into head axle piece, tail axle piece and a plurality of middle piece for each part of roller axle can be dismantled and change, and then solved the problem that traditional integral roller can't be maintained, the restriction that realizes the relative movement between head axle piece, tail axle piece and the middle piece to the restriction realization that the connecting block removed through the restriction structure in the spread groove through the connecting block interlude simultaneously realizes the equipment of roller axle.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a cross-sectional view of the present invention with the T-shaped restraining bar removed;

FIG. 3 is an enlarged view taken at A in FIG. 2;

FIG. 4 is an enlarged view at B in FIG. 2;

FIG. 5 is a schematic structural view of the middle stem block of the present invention;

FIG. 6 is a schematic structural diagram of a middle block of the present invention;

FIG. 7 is an enlarged view at C of FIG. 6;

FIG. 8 is a schematic structural view of the middle tail shaft block of the present invention;

fig. 9 is a schematic structural view of the T-shaped restriction lever of the present invention.

In the figure: 1. a head shaft block; 2. a tail shaft block; 3. a rotating shaft; 4. a middle block; 5. connecting blocks; 6. connecting grooves; 7. a limiting groove; 8. a placement groove; 9. a compression plate; 10. a restraining bar; 11. a connecting plate; 12. an elastic member; 13. a T-shaped through slot; 14. a T-shaped restraining bar; 15. a limiting block; 16. a guide slope; 17. a ball bearing; 18. a T-shaped reinforcing groove; 19. a T-shaped reinforcing block; 20. an anti-static sleeve; 21. and (4) caulking grooves.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings and examples.

The utility model provides a concatenation type roller shaft, as shown in fig. 1 and fig. 2, including first axle piece 1 and tail axle piece 2, the equal integrated into one piece in one side that first axle piece 1 and tail axle piece 2 kept away from each other has axis of rotation 3, a plurality of intermediate blocks 4 of fixedly connected with between first axle piece 1 and the tail axle piece 2, as shown in fig. 3 and fig. 8, the homogeneous shaping has connecting block 5 on tail axle piece 2 and a plurality of intermediate blocks 4, as shown in fig. 5, fig. 6 and fig. 7 are shown, all offer on first axle piece 1 and a plurality of intermediate blocks 4 and be used for connecting block 5 male spread groove 6, all be equipped with two limit structure that are used for restricting connecting block 5 to remove in the cell wall of spread groove 6, through alternate connecting block 5 and realize the grafting of connecting block 5 with spread groove 6 in spread groove 6, realize the fixed of connecting block 5 through two limit structure to the restriction that connecting block 5 removed.

As shown in fig. 5, 6, 7 and 8, the connecting block 5 is provided with a plurality of limiting grooves 7, two placing grooves 8 for placing limiting structures are uniformly formed in the groove wall of the connecting groove 6, the placing grooves 8 are communicated with the connecting groove 6, the limiting structures include a pressing plate 9, a plurality of limiting rods 10 inserted into the limiting grooves 7 are integrally formed on the pressing plate 9, a connecting plate 11 is slidably connected to the limiting rods 10, a plurality of elastic members 12 inserted through the limiting rods 10 are fixedly connected to the connecting plate 11, the elastic members 12 are used for pushing the pressing plate 9 away from the connecting plate 11, the elastic members 12 are springs, the pressing plate 9 is pushed to move by the elastic force generated by the compressed elastic members 12, the pressing plate 9 moves to drive the limiting rods 10 fixedly connected with the pressing plate 9 to move, the limiting rods 10 slide out from the limiting grooves 7 to further enable the limiting rods 10 to lose the limitation on the movement of the connecting block 5, the T-shaped through groove 13 communicated with the placing groove 8 is further formed in the groove wall of the placing groove 8, the limiting structure further comprises a T-shaped limiting rod 14 inserted in the T-shaped through groove 13, limiting blocks 15 used for limiting the movement of the T-shaped limiting rod 14 are fixedly connected to the first shaft block 1 and the tail shaft block 2 through bolts, guide inclined planes 16 are symmetrically arranged on the pressing plates 9, the T-shaped limiting rod 14 is inserted in the T-shaped through groove 13, when the T-shaped limiting rod 14 is attached to the guide inclined planes 16, component force towards the direction of the elastic part 12 can be generated under the action of the guide inclined planes 16 to push the pressing plates 9 to move, the pressing plates 9 move to drive the limiting rods 10 fixedly connected with the pressing plates 9 to gradually insert in the limiting grooves 7 to limit the movement of the connecting blocks 5.

As shown in fig. 1, 3, 6, 7, 8 and 9, a plurality of balls 17 are rotatably connected to the surface of the T-shaped limiting rod 14 attached to the T-shaped through groove 13, the sliding friction between the T-shaped limiting rod 14 and the T-shaped through groove 13 is converted into the rolling friction by the attachment of the balls 17 to the groove wall of the T-shaped through groove 13 to reduce the friction between the T-shaped limiting rod 14 and the T-shaped through groove 13, so that the T-shaped limiting rod 14 can move more conveniently and quickly, the maintenance process of the roller shaft can be more conveniently and quickly performed, the connecting block 5 has a rectangular cross section, the relative rotation between the connecting block 5 and the connecting groove 6 is limited by the mutual engagement between the connecting block 5 and the connecting groove 6, the stability of the connection between the connecting block 5 and the connecting groove 6 is enhanced, the first shaft block 1 and the intermediate block 4 are both provided with T-shaped reinforcing grooves 18, fixedly connected with alternates T shape boss 19 in T shape reinforcing groove 18 on connecting block 5, the area of contact that increases connecting block 5 and spread groove 6 is come to mutual joint that utilizes T shape boss 19 and T shape reinforcing groove 18, the mutual gomphosis that utilizes T shape boss 19 and T shape reinforcing groove 18 to have stable in structure's characteristics simultaneously further strengthens overall structure's stability, head axle piece 1 between two limiting blocks 15, the cover is equipped with on tail axle piece 2 and the middle part 4 and prevents static cover 20, offer on the limiting block 15 and be used for preventing static cover 20 male caulking groove 21, through will prevent that static cover 20 alternates the restriction of realizing preventing static cover 20 removal in caulking groove 21, and then make the state that prevents static cover 20 and locate more stable.

The working principle is as follows: when the roller shaft needs to be maintained, the bolt on the limiting block 15 is taken down, the limiting block 15 is taken out, the anti-static sleeve 20 is taken down, the T-shaped limiting rod 14 is taken out from the T-shaped through groove 13, when the T-shaped limiting rod 14 is taken out from the T-shaped through groove 13, the T-shaped limiting rod 14 gradually loses the limiting effect on the pressing plate 9, the pressing plate 9 moves under the action of elastic force generated by the compressed elastic pieces 12, the pressing plate 9 gradually drives the limiting rod 10 fixedly connected with the pressing plate 9 to slide out of the limiting groove 7 in the moving process, the limiting rod 10 gradually loses the limitation on the connecting block 5 in the process of gradually sliding out of the limiting groove 7, the damaged part is replaced at the moment, the connecting block 5 is inserted into the connecting groove 6, the limiting groove 7 corresponds to the limiting hole in position, the T-shaped limiting rod 14 is inserted into the T-shaped through groove 13, and the T-shaped limiting rod 14 is firstly inserted into the guide inclined plane 16 in the process of gradually inserting the T-shaped through groove 13 The contact produces under the effect that direction inclined plane 16 decomposed and promotes the pressure strip 9 and remove towards the component force of elastic component 12 direction, and pressure strip 9 drives the restriction pole 10 with pressure strip 9 fixed connection at the in-process that removes and alternates gradually in restriction groove 7 and realize the restriction that removes connecting block 5, will prevent that static cover 20 is in the outside of structure, will restrict piece 15 and fix, accomplishes the maintenance to the roller shaft, and the aforesaid is just so the utility model discloses an operating principle.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a concatenation type roller shaft which characterized in that: including head axle piece (1) and tail axle piece (2), the equal fixedly connected with axis of rotation in one side (3) of keeping away from each other of head axle piece (1) and tail axle piece (2), a plurality of middlings of fixedly connected with (4) between head axle piece (1) and tail axle piece (2), equal fixedly connected with connecting block (5) on tail axle piece (2) and a plurality of middlings (4), all offer on head axle piece (1) and a plurality of middlings (4) and be used for connecting block (5) male spread groove (6), be equipped with a plurality of restriction structures that are used for restricting connecting block (5) and remove in the cell wall of spread groove (6).

2. The split-type roller axle according to claim 1, wherein: a plurality of limiting grooves (7) are formed in the connecting blocks (5), a plurality of placing grooves (8) used for placing limiting structures are uniformly formed in the groove walls of the connecting grooves (6), the placing grooves (8) are communicated with the connecting grooves (6), each limiting structure comprises a pressing plate (9), a plurality of limiting rods (10) inserted into the limiting grooves (7) are fixedly connected to the pressing plates (9), a plurality of connecting plates (11) are slidably connected to the limiting rods (10), a plurality of elastic pieces (12) inserted into the limiting rods (10) are fixedly connected to the connecting plates (11), the elastic pieces (12) are used for pushing the pressing plates (9) away from the connecting plates (11), T-shaped through grooves (13) communicated with the placing grooves (8) are further formed in the groove walls of the placing grooves (8), and the limiting structures further comprise T-shaped limiting rods (14) inserted into the T-shaped through grooves (13), the head shaft block (1) and the tail shaft block (2) are fixedly connected with limiting blocks (15) used for limiting the movement of the T-shaped limiting rod (14), and a plurality of pressing plates (9) are provided with guide inclined planes (16).

3. A spliced roller shaft according to claim 2, wherein: the T-shaped limiting rod (14) is rotatably connected with a plurality of balls (17) on the surface attached to the T-shaped through groove (13).

4. The split-type roller axle according to claim 1, wherein: the cross section of the connecting block (5) is rectangular.

5. The split-type roller axle according to claim 1, wherein: a plurality of T-shaped reinforcing grooves (18) are formed in the head shaft block (1) and the middle block (4), and a plurality of T-shaped reinforcing blocks (19) which are inserted into the T-shaped reinforcing grooves (18) are fixedly connected to the connecting block (5).

6. A spliced roller shaft according to claim 2, wherein: an anti-static sleeve (20) is sleeved on each of the head shaft block (1), the tail shaft block (2) and the plurality of middle blocks (4) between the two limiting blocks (15).

7. The split-type roller axle according to claim 6, wherein: the limiting block (15) is provided with an embedded groove (21) for inserting the anti-static sleeve (20).