CN220724435U

CN220724435U - Fixed cover plate structure for wide carding machine

Info

Publication number: CN220724435U
Application number: CN202322205033.7U
Authority: CN
Inventors: 张建兵
Original assignee: Geron Card Clothing Jiangsu Co ltd
Current assignee: Geron Card Clothing Jiangsu Co ltd
Priority date: 2023-08-16
Filing date: 2023-08-16
Publication date: 2024-04-05
Anticipated expiration: 2033-08-16

Abstract

The utility model relates to the technical field of card clothing equipment, and discloses a fixed cover plate structure for a wide carding machine, which comprises a framework fixed on a fixed cover plate rack connector, wherein the framework comprises a framework top transverse supporting part, a middle upright supporting part and two side upright supporting parts, two middle upright supporting parts are connected below the framework top transverse supporting part, the bottoms of the two middle upright supporting parts are connected with a bottom rack connector, the framework top transverse supporting part, the middle upright supporting part and the bottom rack connector are connected to form a middle cavity, steps are arranged at two sides of the top end of the framework, the steps are lower than the framework top transverse supporting part and are connected with the two side upright supporting parts through splayed chamfers, and the two side upright supporting parts also extend downwards to be connected with the bottom rack connector to form a left cavity and a right cavity.

Description

Fixed cover plate structure for wide carding machine

Technical Field

The utility model relates to the field of card clothing equipment, in particular to a fixed cover plate structure for a wide carding machine.

Background

The fixed cover plate for the carding machine is an additional carding element of a carding machine of a textile enterprise, and has the functions of pre-carding large cotton bundles before entering a cylinder and a main carding area of the cover plate and post-finishing fibers after passing through the cylinder and the main carding area of the cover plate, so that the parallelism of the fibers is improved, and at present, the front upper part and the rear upper part of the cylinder on the novel carding machine at home and abroad are additionally provided with the fixed cover plate so as to increase carding, impurity removal, nep removal and short wool improvement, and the fiber straightening degree is improved, thereby improving the yield and the quality of the carding machine, and being one of important measures for realizing high yield of the carding machine. After many years of research improvement, the fixed cover plate is gradually mature and becomes an integral part of the carding machine. At present, the novel high-yield high-speed carding machine is provided with a duplex fixed cover plate in a modularized design. The duplex fixed cover plate has the following advantages: 1. the adjustment is convenient and quick, and the space adjustment can be simultaneously carried out on the two fixed cover plate racks; 2. the disassembly and the assembly are convenient, and the fixed cover plate can not cause the gauge change after repeated disassembly and assembly under the condition of not replacing the racks; 3. the strength is high, and the deformation is not easy to occur; 4. the number of the duplex fixed cover plates can be increased or decreased in a modularized manner according to different varieties to be spun, so that the use requirements of different customers are met. The skeleton of the duplex stationary cover plate has sufficient resistance moment along the direction of tin Lin Xiangqie and resistance to thermal deformation and gravitational deformation in the existing carding machine with tin Lin Kuandu of 1020-1280 mm. However, if the carding machine cylinder width is increased to more than 1380mm, in particular to 1520mm, the resistance moment and strength of the existing duplex stationary decking frame are not sufficient any more, and the duplex stationary decking frame may be thermally deformed, gravity deformed and vibrated. When the strength is insufficient, the length direction of the duplex fixed cover plate framework can generate serious deformation and vibration, so that the duplex fixed cover plate framework and the needle point of the integrated fixed cover plate rack are contacted with the needle point of the cylinder card clothing, the needle point of the card clothing is damaged, the service life of the card clothing is shortened, and the serious damage to a carding machine can be caused. In addition to the necessary resistance moment and deformation resistance, the twin fixed deck frame must also conduct out the heat generated during carding with as little deformation as possible, and the frame structure dead weight is as light as possible.

The patent application of publication number CN212925262U discloses a carding machine is with fixed apron structure, including fixed apron skeleton, fixed apron rack, fixed apron skeleton bottom sets up the bottom surface dovetail, and fixed apron rack top is the back dovetail, and fixed apron skeleton bottom is equipped with the bottom surface dovetail, and the back dovetail card is located in the bottom surface dovetail, and fixed apron skeleton and fixed apron rack seam crossing are equipped with the sealing strip, and fixed apron rack top is equipped with fixed apron rack locking device in fixed apron skeleton.

The horizontal deformation resistance and the thermal deformation resistance of the fixed cover plate framework in the prior art are weak, the middle cavity has small power assisting force on increasing the resistance moment of the fixed cover plate framework, and the vertical gravity deformation resistance and the thermal deformation resistance of the fixed cover plate framework are weak.

For this reason, a new technical solution is needed to solve the above technical problems.

Disclosure of Invention

The utility model aims to provide a fixed cover plate structure for a wide carding machine, which can improve the strength of a duplex fixed cover plate framework and avoid deformation of the duplex fixed cover plate framework under gravity, carding force or high temperature.

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

the utility model provides a fixed apron structure for wide carding machine, including being fixed in the skeleton on the fixed apron rack fastener, the skeleton includes skeleton top transverse support part, middle part stand supporting part and both sides stand supporting part, two middle part stand supporting parts are connected to skeleton top transverse support part below, bottom rack faying surface is connected to two middle part stand supporting part bottoms, skeleton top transverse support part, middle part stand supporting part, bottom rack faying surface links up and constitutes the middle part cavity, the skeleton top both sides are established the step, the step is less than skeleton top transverse support part, and link with both sides stand supporting part through the splayed chamfer, both sides stand supporting part is the same downwardly extending and is linked with bottom rack faying surface and constitute left part cavity and right part cavity, both sides stand supporting part lower part outside limit is equipped with the wool top cell body, the both sides bottom surface of bottom rack faying surface is with central symmetry and constitutes contained angle alpha, whole structure constitutes whole skeleton's cross-section, this cross-section extends along the longitudinal axis length direction of skeleton and forms whole skeleton.

Through adopting above-mentioned structure, can improve the fixed apron skeleton intensity of duplex, avoid the fixed apron skeleton of duplex to produce the deformation under gravity, carding force or high temperature.

Preferably, the upper and lower corners of one side of the left cavity close to the upright post supporting parts on two sides are provided with an upper left fixing hole site and a lower left fixing hole site, and the upper and lower corners of one side of the right cavity close to the upright post supporting parts on two sides are provided with an upper right fixing hole site and a lower right fixing hole site.

Through adopting above-mentioned structure, make skeleton and left regulation seat, right regulation seat connect fixedly time adopting 4 screw fixed, it is more stable to make the hookup compared with current structure.

Preferably, a plurality of adjusting screw sleeves are arranged on the framework, are plugged into the front holes of the framework and screwed into screw holes of the bottom rack joint surface of the framework, the threaded end surfaces of the adjusting screw sleeves are flush with the bottom rack joint surface, inner holes of the adjusting screw sleeves penetrate into inner hexagon screws to be connected with square nuts, and the framework is connected and fastened with the fixed cover plate rack joint piece.

Through adopting above-mentioned structure, realize the local fine adjustment to fixed apron rack connector tooth point and cylinder card clothing tooth point gauge through the inside adjusting swivel nut of adjusting the skeleton, the uniformity of gauge between fixed apron tooth point and the cylinder can be more accurate realization.

Preferably, the left adjusting seat and the right adjusting seat are respectively arranged on two sides of the framework, and are connected and fastened through socket head cap screws and flat gaskets arranged on two sides of the framework.

Through adopting above-mentioned structure, set up left regulation seat and right regulation seat, be convenient for adjust skeleton accurate position.

Preferably, the left adjusting seat is provided with a middle hole and two side screw holes which are symmetrical on two sides of the middle hole, the bolt sequentially strings the pressure spring and the spherical gasket into the screw holes which are screwed into the middle hole, the bolt is screwed into the screw holes of the base below, the top end of the adjusting bolt is always screwed onto the upper surface of the base below after the adjusting bolt is screwed into the nut on the side screw holes, the right adjusting seat is provided with the middle hole, and the bolt sequentially strings the pressure spring and the spherical gasket into the middle hole which is screwed into the right adjusting seat, and then is screwed into the three adjusting nuts, and the adjusting nut is always screwed into the screw holes of the base.

Through adopting above-mentioned structure, through the adjusting bolt adjustment that screws in on the left regulation seat screw in the degree of depth, can realize the gauge on the tooth point of fixed apron rack connector and carding machine cylinder card clothing surface, through the adjusting nut adjustment upper and lower position that screws in the bolt lower part on the right regulation seat, realize the gauge on tooth point of fixed apron rack connector and carding machine cylinder card clothing surface.

Preferably, the lower ends of the left adjusting seat and the right adjusting seat are respectively screwed with a positioning screw, the inner side of the base is provided with a groove, and the groove is clamped on the positioning screw.

Through adopting above-mentioned structure, through the inboard draw-in groove of set screw card income base, realize the spacing of whole fixed apron installation.

Preferably, a fixing screw with a spherical washer and a concave washer is arranged in the groove screw hole of the base, and the fixing screw is screwed into the groove screw hole until the thread completely penetrates out of the back surface of the base.

Through adopting above-mentioned structure, carry out the hookup fastening through set screw and carding machine short rail, realize the hookup installation of whole fixed apron.

Preferably, the angle α is in the range of 170 ° to 180 °.

Through adopting above-mentioned structure, make bottom rack faying face and fixed apron rack fastener fasten the back, tooth point and carding machine cylinder circular arc surface more laminate.

Preferably, the height H of the central cavity formed by the central upright support member is between 90mm and 105mm.

Through adopting above-mentioned structure, fixed apron skeleton texture is through the hollow design of multicavity and whole height increase, can be further strengthen the deformation resistance ability of fixed apron skeleton under the user state.

Preferably, the wool tops are arranged in the wool top groove body.

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

1. according to the utility model, the fixed cover plate framework is connected with the bottom rack joint face parts through the upright post supporting parts at two sides, and the rack joint face parts are thickened, so that the resistance moment of the framework can be increased, and the horizontal deformation resistance and the thermal deformation resistance of the fixed cover plate framework can be improved.

2. According to the fixed cover plate framework, the middle cavity is added, and the whole heightening design can increase the resistance moment of the fixed cover plate framework, so that the vertical gravity deformation resistance and the thermal deformation resistance of the fixed cover plate framework can be improved.

3. According to the utility model, the fixed cover plate framework structure is designed in a multi-cavity hollow manner, the whole height is increased, the whole framework supporting component is integrated and formed through simulation calculation mechanical analysis, so that the deformation resistance of the fixed cover plate framework in a use state can be further enhanced, the deformation resistance of the fixed cover plate framework structure in the use state is calculated through simulation, the prior art framework structure is further improved by about 40-50% under the same condition, and the use performance is better.

4. When the space between the tooth tip of the transverse fixed cover plate rack connector and the cylinder of the carding machine is different, the fixed cover plate structure can realize local fine adjustment of the space by adjusting the adjusting screw sleeve in the framework, and can further ensure the consistency of the space between the tooth tip of the fixed cover plate and the cylinder.

Drawings

The utility model will be described in further detail with reference to the drawings and the detailed description.

FIG. 1 is a front elevational view of the structure of the present utility model;

FIG. 2 is a left side view of FIG. 1 in accordance with the present utility model;

FIG. 3 is a cross-sectional view of the structure of the present utility model;

fig. 4 is a diagram of the skeleton structure of the present utility model.

Wherein: 1. fixing the cover plate rack combining piece; 2. a skeleton; 3. an inner hexagon screw; 4. adjusting the screw sleeve; 5. a square nut; 6. a wool top; 7. a spherical washer; 8. a pressure spring; 9. a bolt; 10. an adjusting bolt; 11. a nut; 12. a fixing screw; 13. a concave gasket; 14. a left adjusting seat; 16. A flat pad; 17. adjusting the nut; 18. a set screw; 19. a base; 20. a right adjusting seat; 21. A framework top transverse support member; 22. a middle cavity; 23a, upper left fixed hole site; 23b, upper right fixed hole site; 24. two side upright post supporting parts; 25a, left cavity; 25b, right cavity; 26. a middle column support member; 27a, lower left fixed hole site; 27b, a right lower fixing hole site; 28. a wool top groove body; 29. a bottom rack engaging surface.

Detailed Description

As shown in fig. 1 to 4, a fixing cover plate structure for a wide carding machine comprises a framework 2 fixed on a fixing cover plate rack connector 1, and is characterized in that: the framework 2 comprises a framework top transverse supporting part 21, a middle upright supporting part 26 and two side upright supporting parts 24, two middle upright supporting parts 26 are connected below the framework top transverse supporting part 21, the bottoms of the two middle upright supporting parts 26 are connected with a bottom rack joint surface 29, the framework top transverse supporting part 21, the middle upright supporting part 26 and the bottom rack joint surface 29 are connected to form a middle cavity 22, the height H of the middle cavity 22 formed by the middle upright supporting part 26 is 90mm to 105mm, steps are arranged at two sides of the top end of the framework 2 and lower than the framework top transverse supporting part 21 and are connected with the two side upright supporting parts 24 through splayed chamfers, the two side upright supporting parts 24 are also connected with the bottom rack joint surface 29 in a downward extending manner to form a left cavity 25a and a right cavity 25b, the left cavity 25a is provided with a left upper fixing hole site 23a and a left lower fixing hole site 27a near the upper and lower corners of one side of the two side upright post supporting parts 24, the right cavity 25b is provided with a right upper fixing hole site 23b and a right lower fixing hole site 27b near the upper and lower corners of one side of the two side upright post supporting parts 24, the outer side of the lower part of the two side upright post supporting parts 24 is provided with a wool top groove 28, the wool top groove 28 is internally provided with wool tops 6, the bottom surfaces of the bottom rack combining surface 29 are symmetrical with the center and form an included angle alpha, the included angle alpha is in the range of 170-180 degrees, after the bottom rack combining surface is fastened with the fixed cover plate rack combining part, tooth tips are more attached to the circular arc surface of the carding machine cylinder, and the whole structure forms the section of the whole skeleton 2, and the section extends along the length direction of the longitudinal axis of the skeleton 2. The device can improve the strength of the duplex fixed cover plate framework and avoid deformation of the duplex fixed cover plate framework under gravity, carding force or high temperature. The fixed cover plate framework is connected with the bottom rack joint face component through the upright post supporting components 24 on two sides, and the resistance moment of the framework can be increased due to the thickening design of the rack joint face component, so that the horizontal deformation resistance and the thermal deformation resistance of the fixed cover plate framework can be improved. The fixed cover plate framework can increase the resistance moment of the fixed cover plate framework through increasing the middle cavity and integrally heightening the design, and the vertical anti-gravity deformation and thermal deformation capacity of the fixed cover plate framework can be improved. The fixed cover plate framework structure is designed in a multi-cavity hollow mode and is integrally heightened in height, the whole framework supporting component is integrally formed through simulation calculation and mechanical analysis, deformation resistance of the fixed cover plate framework in a use state can be further enhanced, the deformation resistance of the fixed cover plate framework structure in the use state is calculated through simulation, the prior art framework structure is further improved by about 40-50% under the same condition, and the service performance of the fixed cover plate framework structure is better.

The framework 2 is provided with a plurality of adjusting screw sleeves 4, the adjusting screw sleeves are plugged into the front holes of the framework 2 and screwed into screw holes of the bottom rack joint surface 29 of the framework 2, the threaded end surfaces of the adjusting screw sleeves 4 are screwed to be flush with the bottom rack joint surface 29, the inner holes of the adjusting screw sleeves 4 penetrate into the inner hexagon screws 3 to be connected with the square nuts 5, and the framework 2 is connected and fastened with the fixed cover plate rack joint part 1. Local fine adjustment of the gauge of the tooth tip of the fixed cover plate rack connector 1 and the tooth tip of the cylinder card clothing is realized by adjusting the adjusting screw sleeve 4 in the framework, and the gauge consistency between the tooth tip of the fixed cover plate and the cylinder can be realized more accurately.

The two sides of the framework 2 are respectively provided with a left adjusting seat 14 and a right adjusting seat 19, and the left adjusting seat 14 and the right adjusting seat 19 are arranged on the two sides of the framework 2 through the inner hexagon screw 3 and the flat pad 16 for connection and fastening. The left adjusting seat 14 is provided with a middle hole and two side screw holes which are symmetrical on two sides of the middle hole, the bolt 9 is used for sequentially screwing the pressure spring 8 and the spherical washer 7 into the screw hole of the base 19 below after being screwed into the middle hole, the top end of the adjusting bolt 10 is always screwed onto the upper surface of the base 19 below after being screwed into the nut 11 on the side screw hole, the right adjusting seat 20 is provided with the middle hole, and the bolt 9 is used for sequentially screwing the pressure spring 8 and the spherical washer 7 into the middle hole of the right adjusting seat 20 and then screwing into the three adjusting nuts 17 until the adjusting nuts are screwed into the screw hole of the base 19. By adjusting the screwing depth of the adjusting bolt 10 screwed into the left adjusting seat 14, the gauge of the tooth tip of the cover plate rack connector 1 and the surface of the cylinder card clothing of the carding machine can be fixed. The gear point of the cover plate rack combination piece 1 and the gauge on the surface of the cylinder card clothing of the carding machine can be fixed by adjusting the upper and lower positions of the adjusting nuts 17 screwed in the lower parts of the bolts 9 on the right adjusting seat 20. The lower ends of the left adjusting seat 14 and the right adjusting seat 20 are respectively screwed with a positioning screw 18, the inner side of the base 19 is provided with a groove, and the grooves are clamped on the positioning screws 18. The groove screw hole of the base 19 is internally provided with a fixing screw 12 with a spherical washer 7 and a concave washer 13, and the fixing screw 12 is screwed into the groove screw hole until the thread completely penetrates out of the reverse surface of the base 19. The positioning screws 18 screwed in the lower parts of the left and right adjusting seats are clamped into the inner clamping grooves of the base 19 and used for limiting the installation of the whole fixed cover plate. The fixing screw 12 on the base 19 is used for connecting and fastening with the short rail of the carding machine, so that the connection and installation of the whole fixing cover plate are realized.

When the device is used, the local fine adjustment of the tooth tip of the fixed cover plate rack connector 1 and the tooth tip of the cylinder card clothing is realized through adjusting the adjusting screw sleeve 4 in the framework 2, the consistency of the tooth tip of the fixed cover plate and the space between cylinders can be realized more accurately, the screw depth is adjusted through adjusting the screw depth of the adjusting bolt 10 screwed on the left adjusting seat 14, the tooth tip of the fixed cover plate rack connector 1 and the space on the surface of the cylinder card clothing is realized, the vertical position is adjusted through adjusting the screw nut 17 screwed on the lower part of the bolt 9 on the right adjusting seat 20, the space between the tooth tip of the fixed cover plate rack connector 1 and the space on the surface of the cylinder card clothing is realized, the positioning screw 18 clamped into the inner clamping groove of the base 19 is adjusted, the limit of the installation of the fixed cover plate is adjusted, the fixing screw 12 is adjusted, the base 19 is connected and fastened with the short rail of the carding machine, the whole fixed cover plate is connected and installed, and the device is adjusted to be put into use.

The above examples are only illustrative of the preferred embodiments of the present utility model and are not intended to limit the scope of the present utility model, and various modifications and improvements made by those skilled in the art to the technical solution of the present utility model should be included in the scope of protection defined by the claims of the present utility model without departing from the spirit of the design of the present utility model.

Claims

1. The utility model provides a fixed apron structure for wide carding machine, includes the skeleton of being fixed in on the fixed apron rack binder, its characterized in that: the framework comprises a framework top transverse supporting component, a middle upright supporting component and two side upright supporting components, wherein two middle upright supporting components are connected below the framework top transverse supporting component, the bottoms of the two middle upright supporting components are connected with a bottom rack joint surface, the framework top transverse supporting component, the middle upright supporting component and the bottom rack joint surface are connected to form a middle cavity, steps are arranged on two sides of the top of the framework, the steps are lower than the framework top transverse supporting component and are connected with the two side upright supporting components through splayed chamfers, the two side upright supporting components extend downwards to be connected with the bottom rack joint surface to form a left cavity and a right cavity, a wool top groove body is arranged on the outer side edge of the lower portion of the two side upright supporting components, two bottom surfaces of the bottom rack joint surface are symmetrical in a center and form an included angle alpha, the whole structure forms a section of the whole framework, and the section extends along the length direction of a longitudinal axis of the framework to form the whole framework.

2. The fixed cover structure for a wide carding machine according to claim 1, wherein: the left cavity is provided with an upper left fixed hole site and a lower left fixed hole site at the upper and lower corners of one side of the upright post supporting parts at two sides, and the right cavity is provided with an upper right fixed hole site and a lower right fixed hole site at the upper and lower corners of one side of the upright post supporting parts at two sides.

3. The fixed cover structure for a wide carding machine according to claim 1, wherein: the framework is provided with a plurality of adjusting screw sleeves, the adjusting screw sleeves are plugged into the front holes of the framework and screwed into screw holes of the bottom rack joint surface of the framework, the threaded end surfaces of the adjusting screw sleeves are flush with the bottom rack joint surface, inner holes of the adjusting screw sleeves penetrate into inner hexagon screws to be connected with square nuts, and the framework is connected and fastened with the fixed cover plate rack joint piece.

4. The fixed cover structure for a wide carding machine according to claim 1, wherein: the left adjusting seat and the right adjusting seat are respectively arranged on two sides of the framework and are connected and fastened through socket head cap screws and flat pads.

5. The stationary cover plate structure for a wide carding machine according to claim 4, wherein: the left adjusting seat is provided with a middle hole and two side screw holes which are symmetrical on two sides of the middle hole, after the compression spring and the spherical gasket are sequentially connected into the screw holes which are screwed into the middle hole by the bolts, the compression spring and the spherical gasket are screwed into the screw holes of the base below, after the adjusting bolts are screwed into the nuts on the side screw holes, the top ends of the adjusting bolts are always screwed onto the upper surface of the base below, the right adjusting seat is provided with the middle hole, and after the compression spring and the spherical gasket are sequentially connected into the middle hole which is screwed into the right adjusting seat by the bolts, the three adjusting nuts are screwed into the screw holes of the base all the time.

6. The stationary cover plate structure for a wide carding machine according to claim 4, wherein: the lower ends of the left adjusting seat and the right adjusting seat are respectively screwed with a positioning screw, the inner side of the base is provided with a groove, and the groove is clamped on the positioning screw.

7. The fixed cover structure for a wide carding machine according to claim 6, wherein: the groove screw hole of the base is internally provided with a fixing screw with a spherical gasket and a concave gasket, and the fixing screw is screwed into the groove screw hole until the thread completely penetrates out of the back surface of the base.

8. The fixed cover structure for a wide carding machine according to claim 1, wherein: the angle α is in the range of 170 ° to 180 °.

9. The fixed cover structure for a wide carding machine according to claim 1, wherein: the height H of the middle cavity formed by the middle upright post supporting parts is 90mm to 105mm.

10. The fixed cover structure for a wide carding machine according to claim 1, wherein: and wool tops are arranged in the wool top groove body.