CN220597723U

CN220597723U - Top comb clamping device for comber

Info

Publication number: CN220597723U
Application number: CN202322172185.1U
Authority: CN
Inventors: 陈熙杰; 张奇平
Original assignee: Shanghai Dunfu Combed Machinery Co ltd
Current assignee: Shanghai Dunfu Combed Machinery Co ltd
Priority date: 2023-08-14
Filing date: 2023-08-14
Publication date: 2024-03-15
Anticipated expiration: 2033-08-14

Abstract

The utility model belongs to the technical field of combing machines, and particularly discloses a top comb clamping device for a combing machine, which comprises a clamping cylinder, a pressing plate, a base, a sliding block, a second locking bolt, a pressing block, a cross arm, an adjusting bolt, a pinch plate and a connection relation of the second locking bolt.

Description

Top comb clamping device for comber

Technical Field

The utility model relates to the technical field of combers, in particular to a top comb clamping device for a comber.

Background

Top combs are important carding elements on a combing machine, which play an important role in the carding effect of the combing machine. In the carding process, the fiber layer can pass through the middle of the needle gap of the top comb quickly, so that impurities in the fiber layer are intercepted at one side of the top comb, and the carding effect of the fiber layer is achieved.

The number of top combs on the combing machine corresponds to the eye number of the combing machine, and eight top combs are generally used side by side, and each time the combing machine runs, the top combs complete one comb and the top combs begin repeatedly (the maximum number of the top combs can reach more than 500 times per minute).

In actual operation of the combing machine, the top comb is subjected to a relatively large cyclic dynamic load in the combing direction D, so that a high strength and stability of the top comb clamping device are required.

As shown in fig. 5, which is a schematic diagram of the prior art, a top comb clamping method known in the combing machine is realized by manually applying a mechanical force in a direction perpendicular to the top comb plate (15), and a large force is required to push the buckle plate (21 or 31), so that the operation is difficult; the structure can only position the horizontal position of the top comb (7) on the machine, and the height position of the top comb is indirectly obtained by setting the relative positions of the top comb plate (15) and the top comb (7) outside the machine, so that the height positioning deviation of the top comb is larger. Note that, the reference numerals in fig. 5 are not used as reference numerals for technical features in the present utility model.

It should be noted that the information disclosed in the above background section is only for enhancing understanding of the background of the utility model and thus may include information that does not form the prior art that is already known to those of ordinary skill in the art.

Disclosure of Invention

The technical problems to be solved by the utility model are that the stability of top comb clamping is poor and the accuracy of top comb needle point positioning is poor in the background technology, and therefore, the utility model provides a top comb clamping device for a combing machine.

The technical scheme adopted by the utility model for solving the technical problems is as follows:

a top comb clamping device for a comber comprises a top comb and a top comb plate which are connected, wherein the two ends of the top comb plate are connected with first clamping assemblies along the direction perpendicular to the plate surface of the top comb plate; the first clamping assembly is connected with a first direction position adjusting assembly; along the direction parallel to the plate surface of the top comb plate, the two ends of the top comb plate are connected with second direction position adjusting components; the second direction position adjusting component is connected with a second clamping component. Through the technical scheme, the first clamping assembly can realize clamping and fixing of the top comb plate; the first direction position adjusting component adjusts the position of the first clamping component in the E direction, namely adjusts the position of the top comb plate in the E direction, wherein the E direction is an inclined direction and is commonly called as a top comb horizontal in-out direction in the industry; the second direction position adjusting component is used for adjusting the position of the top comb plate in the F direction, wherein the F direction is an inclined direction and is commonly called a top comb inserting high-low direction in the industry; the second clamping assembly clamps and fixes the second direction position adjusting assembly.

The technical scheme that further limits is carried out to first clamping assembly below, specifically, first clamping assembly includes centre gripping cylinder and clamp plate, the centre gripping cylinder includes cylinder casing and cylinder piston rod, the cylinder casing includes centre gripping face and U type guide way, cylinder piston rod runs through centre gripping face and fixed connection clamp plate, the face both sides of top comb board insert respectively in the U type guide way of cylinder casing both sides to with U type guide way sliding fit, a side of U type guide way is walked around to the clamp plate and with top comb board looks butt for top comb board is in between clamp plate and the centre gripping face, the face both sides of top comb board respectively with clamp plate and centre gripping face looks butt, the half n type groove that supplies the cylinder piston rod to pass is seted up to top comb board.

The technical scheme that further limits the clamp plate is described below, specifically, the clamp plate comprises a metal spring piece and a rubber pressing strip, the two ends of the metal spring piece are fixedly connected with the rubber pressing strip, the rubber pressing strips at the two ends of the metal spring piece are abutted against the surface of the top comb plate, a plurality of holes are formed in the positions, connected with the rubber pressing strip, of the two sides of the metal spring piece, the rubber pressing strip is filled with the holes, the rubber pressing strip is prevented from falling, a U-shaped groove is formed in the metal spring piece, and the U-shaped groove is used for bypassing an air inlet of an air cylinder.

The technical scheme that further limits the first direction position adjusting assembly is that the first direction position adjusting assembly comprises a base, the base comprises an upper clamping seat and a lower clamping seat, the upper clamping seat and the lower clamping seat are locked through a first locking bolt, a sliding rail is arranged on the upper clamping seat, the sliding rail is connected with a sliding block in a sliding mode, the sliding block is arranged on a cylinder shell of a clamping cylinder, and the sliding block is locked through a second locking bolt and a pressing block.

The technical scheme that the second direction position adjusting assembly is further limited is as follows, specifically, the second direction position adjusting assembly includes xarm and adjusting bolt, the spacing groove has all been seted up at the both ends of xarm, and the upper edge card of the centre gripping face of centre gripping cylinder is gone into in the spacing groove of xarm, adjusting bolt is including guiding interior post and screw thread outer column, the guide interior post runs through top comb board and rotates with top comb board to be connected, be connected with the elastic gasket between top comb board and the screw thread outer column, the screw thread outer column runs through the xarm and with xarm threaded connection, screw thread outer column threaded connection lock nut.

The following is the technical scheme who carries out further prescribe a limit to the second clamping component, specifically, the second clamping component includes the buckle, the buckle includes the arc and buckles the deformation section, the bottom of buckle is articulated to be installed on the slider of cylinder casing, the arc is buckled and is buckled the deformation section butt and is on the cambered surface of xarm.

Compared with the prior art, the utility model has the following technical effects:

according to the utility model, the clamping cylinder, the pressing plate, the base, the sliding block, the second locking bolt, the pressing block, the cross arm, the adjusting bolt, the pinch plate and the connection relation thereof are arranged, so that the position adjustment of the top comb in multiple directions and the position locking after adjustment are realized, the novel fixing mode with the cylinder clamping as the main part and the pinch plate limiting as the auxiliary part is adopted, the stability of the top comb clamping is greatly improved, and the accuracy and the consistency of the top comb needle point positioning are improved.

The utility model will be further described with reference to the drawings and examples.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the following description will briefly explain the embodiments or the drawings needed in the prior art, and it is obvious that the drawings in the following description are only some embodiments of the present utility model and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the front view of the present utility model;

FIG. 2 is a schematic side elevational view of the present utility model;

FIG. 3 is a schematic view of the structure of the platen of the present utility model;

FIG. 4 is a schematic view of the cooperation between the adjusting bolt, the cross arm and the top comb plate of the present utility model;

fig. 5 is a schematic diagram of a prior art structure.

Reference numerals: 1. a base; 1a, an upper clamping seat; 1b, a lower clamping seat; 1c, sliding rails; 2. a clamping cylinder; 3. a pressing plate; 3a, a metal spring piece; 3a-1, U-shaped groove; 3b, a rubber layering; 4. a buckle plate; 4a, arc buckling deformation sections; 5. a cross arm; 5a, a limit groove; 6. a top comb plate; 7. top comb; 8. an adjusting bolt; 8a, a threaded inner post; 8b, a threaded outer cylinder; 8c, an elastic gasket; 9. a lock nut; 10. a first locking bolt; 11. briquetting; 12. a slide block; 13. and a second locking bolt.

Detailed Description

In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model. The present utility model may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit of the utility model, whereby the utility model is not limited to the specific embodiments disclosed below.

In the description of the present utility model, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, it should be understood that the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the embodiments of the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured" and the like are to be construed broadly and include, for example, either permanently connected, removably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the embodiments of the present utility model will be understood by those of ordinary skill in the art according to specific circumstances.

In one embodiment of the present utility model, as shown in fig. 1 to 4, a top comb clamping device for a combing machine is provided.

As shown in fig. 1 and 2, the top comb clamping device comprises a top comb 7 and a top comb plate 6 which are connected, wherein the carding load direction of the top comb 7 is D direction in fig. 2, the D direction is perpendicular to the top comb plate 6, and in order to reduce the weight of the top comb mechanism, the top comb plate 6 is usually made of aluminum alloy with lower density, but has poor wear resistance, so that the wear on the top comb plate 6 is reduced. Along the face direction of perpendicular to top comb plate 6, the both ends of top comb plate 6 all are connected with first clamping assembly, that is to say, first clamping assembly carries out the centre gripping to top comb plate 6, and the centre gripping direction of first clamping assembly is mutually perpendicular with the face of top comb plate 6, bears main carding load. The first clamping assembly is connected with a first direction position adjusting assembly, that is, the first direction position adjusting assembly drives the first clamping assembly to adjust the position, and the first direction of the first direction position adjusting assembly is the E direction in fig. 2, that is, the first direction position adjusting assembly can drive the top comb 7 to adjust the position of the E direction, and it should be noted that the E direction is an oblique direction, which is generally called as a top comb horizontal in-out direction in industry. Along the direction parallel to the board surface of the top comb plate 6, the two ends of the top comb plate 6 are connected with second direction position adjusting components, that is, the second direction position adjusting components drive the top comb plate 6 to adjust the position, and the second direction of the second direction position adjusting components is the direction F in fig. 2, that is, the second direction position adjusting components can drive the top comb 7 to adjust the position of the direction F, and it should be noted that the direction F is an oblique direction, which is commonly called as the top comb inserting height direction in the industry. The second direction position adjusting component is connected with a second clamping component, that is, after the second direction position adjusting component performs position adjustment, the second clamping component clamps the second direction position adjusting component.

It should be noted that the position of the top comb 7 is determined by using a selected top comb 7 needle tip positioning tool, wherein the top comb 7 needle tip positioning tool is not shown in the drawings, for example, the top comb 7 needle tip positioning tool is a sensor or a mechanical part, thereby determining the position of the top comb 7, which is not described too much in this embodiment.

It should be noted that the first clamping assembly may be an automatic clamping assembly or a manual clamping assembly; the first direction position adjusting component can be an automatic adjusting component or a manual adjusting component; the second direction position adjusting component can be an automatic adjusting component or a manual adjusting component; the second clamping assembly can be an automatic clamping assembly or a manual clamping assembly.

As shown in fig. 2, the first clamping assembly is an automatic clamping assembly, and can realize the function of automatically clamping the top comb plate 6. Specifically, the first clamping assembly includes clamping cylinder 2 and clamp plate 3, clamping cylinder 2 includes cylinder casing and cylinder piston rod, the cylinder casing includes clamping plate face and U type guide way, the cylinder casing is with high strength macromolecular material as the base member, inside important hole uses metal insert, adopt whole injection moulding technology to make, because the cylinder casing adopts macromolecular material injection moulding, under the circumstances of guaranteeing clamping cylinder 2 enough intensity, not only can lighten cylinder weight, still can avoid the wearing and tearing of top comb plate 6, and the manufacturing error that each cylinder probably produced in the course of working, promote the uniformity of cylinder greatly, when clamping cylinder 2 is installed on the machine according to 9 one row (8 top combs of centre gripping), the positional deviation that it causes is just very little. The cylinder piston rod penetrates through the clamping plate surface and is fixedly connected with the pressing plate 3, and two sides of the plate surface of the top comb plate 6 are respectively inserted into the U-shaped guide grooves at two sides of the cylinder shell and are in sliding fit with the U-shaped guide grooves, so that the top comb plate 6 can slide in the U-shaped guide grooves; the clamp plate 3 can walk around a side of U type guide way and the face looks butt of top comb board 6 for top comb board 6 is in between clamp plate 3 and the centre gripping face, and the face both sides of top comb board 6 respectively with clamp plate 3 and centre gripping face looks butt, top comb board 6 has seted up the half n type groove that supplies the cylinder piston rod to pass. When the first clamping assembly clamps the top comb plate 6, two sides of the plate surface of the top comb plate 6 are respectively abutted against the pressing plate 3 and the clamping plate surface; when the first clamping assembly loosens the top comb plate 6, two sides of the top comb plate 6 are separated from the pressing plate 3 and the clamping plate surface respectively, and as can be seen from mechanical analysis, the layout can effectively reduce the load required by the pressing plate 3 and improve the clamping strength. Further, as shown in fig. 3, the pressing plate 3 comprises a metal spring piece 3a and a rubber pressing strip 3b, both ends of the metal spring piece 3a are fixedly connected with the rubber pressing strip 3b, the rubber pressing strips 3b at both ends of the metal spring piece 3a are abutted against the plate surface of the top comb plate 6, a plurality of holes are formed in positions, connected with the rubber pressing strips 3b, of both sides of the metal spring piece 3a, the rubber pressing strip 3b is filled with the holes, the rubber pressing strip 3b is prevented from falling, a U-shaped groove 3a-1 is formed in the metal spring piece 3a, and the U-shaped groove 3a-1 is used for bypassing an air inlet of an air cylinder. Therefore, the rubber bead 3b made of rubber can effectively avoid abrasion of the top comb plate 6 when contacting with the top comb plate 6.

It should be noted that, when the first clamping assembly is a manual clamping assembly, the top comb plate 6 is clamped by the pressing plate 3 through the manual rotation, which is not described in detail in this embodiment.

As shown in fig. 2, the first direction position adjusting assembly is a manual adjusting assembly, so that the position of the top comb 7 in the E direction can be adjusted. Specifically, the first direction position adjusting assembly includes a base 1, which is locked on a fulcrum shaft by the base 1; the base 1 comprises an upper clamping seat 1a and a lower clamping seat 1b, the upper clamping seat 1a and the lower clamping seat 1b are locked through a first locking bolt 10, a sliding rail 1c is arranged on the upper clamping seat 1a, the sliding rail 1c is connected with a sliding block 12 in a sliding mode, the sliding block 12 is arranged on a cylinder shell of the clamping cylinder 2, and the sliding block 12 and the sliding rail 1c are locked through a second locking bolt 13 and a pressing block 11.

When the first direction position adjusting assembly is an automatic adjusting assembly, the slide 12 is moved in the E direction by the "slide table having the motor and the screw rod", which is not described in detail in this embodiment.

As shown in fig. 2 and 4, the second direction position adjusting component is a manual adjusting component, so that the position of the top comb 7 in the F direction can be adjusted. Specifically, the second direction position adjustment subassembly includes xarm 5 and adjusting bolt 8, spacing groove 5a has all been seted up at the both ends of xarm 5, clamping cylinder 2's centre gripping face's upper edge card goes into in the spacing groove 5a of xarm 5, adjusting bolt 8 includes guide inner column 8a and screw thread outer column 8b, the bottom of guide inner column 8a has the butt piece, guide inner column 8a runs through top comb plate 6 and rotates with top comb plate 6 to be connected, be connected with elastic gasket 8c between top comb plate 6 and the screw thread outer column 8b, screw thread outer column 8b runs through xarm 5 and with xarm 5 threaded connection, screw thread outer column 8b threaded connection lock nut 9. The cross arm 5 is used as an adjusting reference of the top comb 7 in the F direction; the cross arm 5 integrally spans the left clamping cylinder 2 and the right clamping cylinder 2 and is fixed on the clamping cylinder 2 by the pinch plate 4, so that the pinch plate 4 is prevented from being in direct contact with the top comb plate 6, and the top comb plate 6 is prevented from being worn. The cross arm 5 is made of nonmetallic materials, and has good wear resistance when contacting the pinch plate 4.

It should be noted that, when the second direction position adjusting component is an automatic adjusting component, the position movement of the top comb plate 6 in the F direction is realized by the "cylinder" or the "motor, the screw", which will not be described in detail in this embodiment.

As shown in fig. 2, the second clamping assembly is a manual clamping assembly, and after the position of the second direction position adjusting assembly is adjusted, the clamping function of the second direction position adjusting assembly can be realized. Specifically, the second clamping assembly comprises a buckle plate 4, the buckle plate 4 comprises an arc buckling deformation section 4a, the bottom end of the buckle plate 4 is hinged to a sliding block 12 of the cylinder shell, and the arc buckling deformation section 4a is abutted to the arc surface of the cross arm 5.

It should be noted that, when the second clamping assembly is an automatic clamping assembly, the arc-shaped motion of the buckle plate 4 is realized through the rotation of the motor shaft, and the automatic lifting/lowering mechanism is connected to the top end of the buckle plate 4, so that the buckle plate 4 is automatically buckled on the cross arm 5, which is not described in detail in this embodiment.

The operation of this embodiment is further described below:

an included angle a between the E direction of the first direction position adjusting unit and the F direction of the second direction position adjusting unit is determined, and as shown in fig. 2, the E direction (top comb horizontal in-out direction) is an oblique direction of the rectangular coordinate system, and the F direction (top comb insertion height direction) is a vertical direction of the rectangular coordinate system, so that the included angle a is an acute angle. It should be noted that, when the E direction (the horizontal in-out direction of the top comb) is the horizontal direction of the rectangular coordinate system, the F direction (the vertical insertion direction of the top comb) is the vertical direction of the rectangular coordinate system, the included angle α is a right angle, and the specific size of the included angle α is determined according to the actual application situation;

the pinch plate 4 is pulled, so that the arc-shaped buckling deformation section 4a of the pinch plate 4 is always abutted on the arc surface of the cross arm 5;

unscrewing the second locking bolt 13 to enable the sliding block 12 to slide on the sliding rail 1c, adjusting the horizontal in-out position of the top comb 7, and then screwing the second locking bolt 13 to lock the sliding block 12 on the sliding rail 1c through the pressing block 11;

the piston rod of the air cylinder extends out, so that the pressing plate 3 loosens the plate surface of the top comb plate 6;

the pinch plate 4 is pulled, so that the arc-shaped buckling deformation section 4a of the pinch plate 4 is abutted on the arc surface of the cross arm 5;

the locking nut 9 is unscrewed, the adjusting bolt 8 is rotated, the top comb plate 6 is driven to move, the top comb 7 is adjusted to be inserted into the high-low position, and then the locking nut 9 is screwed;

the cylinder piston rod is retracted so that the presser plate 3 clamps the plate surface of the top comb plate 6. It should be noted that, in the process of adjusting the top comb position, the buckle plate 4 is kept still all the time, so that the arc-shaped buckling deformation section 4a of the buckle plate 4 is always buckled on the arc surface of the cross arm 5, the cross arm 5 cannot move, and the positioning accuracy of the top comb 7 is ensured.

The above description is only of the preferred embodiment of the present utility model, and is not intended to limit the present utility model in any way. Any person skilled in the art can make many possible variations and modifications to the technical solution of the present utility model or modifications to equivalent embodiments using the methods and technical contents disclosed above, without departing from the scope of the technical solution of the present utility model. Therefore, all equivalent changes according to the shape, structure and principle of the present utility model are covered in the protection scope of the present utility model.

Claims

1. Top comb clamping device for a combing machine, comprising a top comb (7) and a top comb plate (6) connected, characterized in that:

along the direction vertical to the plate surface of the top comb plate (6), the two ends of the top comb plate (6) are connected with first clamping assemblies;

the first clamping assembly is connected with a first direction position adjusting assembly;

along the direction parallel to the plate surface of the top comb plate (6), the two ends of the top comb plate (6) are connected with second direction position adjusting components;

the second direction position adjusting component is connected with a second clamping component.

2. The top comb clamping device of claim 1, wherein: the first clamping assembly comprises a clamping cylinder (2) and a pressing plate (3), the clamping cylinder (2) comprises a cylinder shell and a cylinder piston rod, the cylinder shell comprises a clamping plate surface and a U-shaped guide groove, the cylinder piston rod penetrates through the clamping plate surface and is fixedly connected with the pressing plate (3), two sides of the plate surface of the top comb plate (6) are respectively inserted into the U-shaped guide grooves on two sides of the cylinder shell and are in sliding fit with the U-shaped guide grooves, one side edge of the U-shaped guide groove is bypassed by the pressing plate (3) and is abutted against the top comb plate (6), the top comb plate (6) is located between the pressing plate and the clamping plate surface, two sides of the plate surface of the top comb plate (6) are respectively abutted against the pressing plate (3) and the clamping plate surface, and the top comb plate (6) is provided with a semi-n-shaped groove for the cylinder piston rod to penetrate through.

3. The top comb clamping device of claim 2, wherein: the pressing plate (3) comprises a metal spring piece (3 a) and a rubber pressing strip (3 b), the two ends of the metal spring piece (3 a) are fixedly connected with the rubber pressing strip (3 b), the rubber pressing strip (3 b) at the two ends of the metal spring piece (3 a) is abutted against the plate surface of the top comb plate (6), a plurality of holes are formed in the positions, connected with the rubber pressing strip (3 b), of the two sides of the metal spring piece (3 a), the rubber pressing strip (3 b) is filled with the holes, the rubber pressing strip is prevented from falling, the metal spring piece (3 a) is provided with a U-shaped groove (3 a-1), and the U-shaped groove (3 a-1) is used for bypassing an air inlet of an air cylinder.

4. The top comb clamping device of claim 1, wherein: the first direction position adjusting assembly comprises a base (1), the base (1) comprises an upper clamping seat (1 a) and a lower clamping seat (1 b), the upper clamping seat (1 a) and the lower clamping seat (1 b) are locked through a first locking bolt (10), a sliding rail (1 c) is arranged on the upper clamping seat (1 a), the sliding rail (1 c) is in sliding connection with a sliding block (12), the sliding block (12) is arranged on a cylinder shell of a clamping cylinder (2), and the sliding block (12) and the sliding rail (1 c) are locked through a second locking bolt (13) and a pressing block (11).

5. The top comb clamping device of claim 1, wherein: the second direction position adjusting component comprises a cross arm (5) and an adjusting bolt (8), limiting grooves (5 a) are formed in two ends of the cross arm (5), the upper edge of a clamping plate surface of a clamping cylinder (2) is clamped into the limiting grooves (5 a) of the cross arm (5), the adjusting bolt (8) comprises a guide inner column (8 a) and a threaded outer column (8 b), the guide inner column (8 a) penetrates through a top comb plate (6) and is rotationally connected with the top comb plate (6), an elastic gasket (8 c) is connected between the top comb plate (6) and the threaded outer column (8 b), and the threaded outer column (8 b) penetrates through the cross arm (5) and is in threaded connection with the cross arm (5), and the threaded outer column (8 b) is in threaded connection with a locking nut (9).

6. The top comb clamping device of claim 1, wherein: the second clamping assembly comprises a buckle plate (4), the buckle plate (4) comprises an arc buckling deformation section (4 a), the bottom end of the buckle plate (4) is hinged to a sliding block (12) of the cylinder shell, and the arc buckling deformation section (4 a) is abutted to the arc surface of the cross arm (5).