阅读说明：本技术 一种防止上桥弯曲变形的剖层机 (A kind of splitting machine preventing bridge bending deformation ) 是由 强刚 于 2019-09-25 设计创作，主要内容包括：本发明公开了一种防止上桥弯曲变形的剖层机,包括上桥、设于上桥下方的副桥组件、安装于副桥组件下方的送料辊组件、位于送料辊组件和副桥组件之间的补充辊组,副桥组件包括中间位置的中心副桥以及设于中心副桥左右两侧的可调副桥,中心副桥通过定位销与上桥定位并通过螺栓锁紧,可调副桥靠中心一端通过定位销与上桥定位,可调副桥另外一端与上桥之间设有调节高度的高度调节组件,上桥为空心结构,上桥的底部前后中间位置设有向上延伸的安装凹槽,副桥组件设有插入安装凹槽的安装部。本发明通过改变上桥的形状和结构设计,增加上桥的刚性强度,防止在剖层加工过程中上桥发生形变,确保设备的稳定性,提高剖层精度。(The invention discloses a kind of splitting machines for preventing upper bridge bending deformation, including upper bridge, secondary axle assemble below upper bridge, the feeding roll assembly being installed below secondary axle assemble, supplement roller group between feeding roll assembly and secondary axle assemble, secondary axle assemble includes the center pair bridge in middle position and the adjustable secondary bridge at left and right sides of the pair bridge of center, center pair bridge is positioned by positioning pin and upper bridge and is locked by bolt, adjustable pair bridge is positioned by center one end by positioning pin and upper bridge, the height adjustment assembly for adjusting height is equipped between adjustable pair bridge other end and upper bridge, upper bridge is hollow structure, middle position is equipped with the installation groove upwardly extended before and after the bottom of upper bridge, secondary axle assemble is equipped with the mounting portion of insertion installation groove.The present invention is by changing the shape and structure design of upper bridge, the rigid of the upper bridge of increases, prevents in cuing open layer process that above deformation occurs for bridge, it is ensured that the stability of equipment improves and cuts open a layer precision.)

1. a kind of splitting machine for preventing bridge bending deformation, it is characterised in that: the secondary bridge group including upper bridge, below upper bridge Part, the feeding roll assembly being installed below secondary axle assemble, the supplement roller group between feeding roll assembly and secondary axle assemble, it is described Secondary axle assemble includes the center pair bridge in middle position and the adjustable secondary bridge at left and right sides of the pair bridge of center, the center pair bridge It is positioned by positioning pin and upper bridge and is locked by bolt, the adjustable secondary bridge is fixed by positioning pin and upper bridge by center one end Position, is equipped with the height adjustment assembly for adjusting height between the adjustable secondary bridge other end and upper bridge, the upper bridge is hollow knot Structure, the bottom front and back middle position of the upper bridge are equipped with the installation groove upwardly extended, and the pair axle assemble is equipped with insertion and installs The mounting portion of groove.

2. a kind of splitting machine for preventing bridge bending deformation according to claim 1, it is characterised in that: the height adjustment Component includes the support base for being fixed on the positioning seat and the adjustable secondary bridge of support of bridge, and the positioning seat is equipped with vertically communicated spiral shell Pit, the support base are equipped with the adjusting screw rod connecting with threaded hole.

3. a kind of splitting machine for preventing bridge bending deformation according to claim 2, it is characterised in that: on the support base The support spring of the adjustable secondary bridge of floating support is installed.

4. a kind of splitting machine for preventing bridge bending deformation according to claim 1, it is characterised in that: the upper bridge screw thread It is connected with and the adjusting screw rod that adjustable secondary bridge moves up maximum distance is set.

5. a kind of splitting machine for preventing bridge bending deformation according to claim 4, it is characterised in that: the Shang Qiao with can Adjust the ejection cylinder for being equipped between secondary bridge and adjustable secondary bridge being jacked to certain distance upwards.

6. a kind of splitting machine for preventing bridge bending deformation according to claim 5, it is characterised in that: the Shang Qiao with can It adjusts to be equipped between secondary bridge and the positioning bolt that adjustable secondary bridge moves down distance is set.

7. a kind of splitting machine for preventing bridge bending deformation as claimed in any of claims 1 to 6, feature exist In: the feeding roll assembly includes feeding roller seat and feeding roller, and the feeding roller seat is installed on the lower section of adjustable secondary bridge, described to send The both ends of material roller are mounted on feeding roller seat by bearing.

8. a kind of splitting machine for preventing bridge bending deformation according to claim 7, it is characterised in that: the feeding roller seat Inner hole both ends respectively there are two wear-resisting retaining ring, wherein the outer ring of an outer wear-resisting retaining ring is fixed, inner hole has with feeding roll shaft Gap, the outer ring of an inner wear-resisting retaining ring and feeding roller seat tool have gap, inner hole and feeding roller tight fit.

9. a kind of splitting machine for preventing bridge bending deformation according to claim 7, it is characterised in that: the compensation roller group Several compensating rollers arranged side by side to play a supportive role when including being deformed to feeding roller.

10. a kind of splitting machine for preventing bridge bending deformation according to claim 9, it is characterised in that: described first It holds device and the second supporter is equipped with magnetic core seat, permanent magnetism iron core is installed on the magnetic core seat.

Technical field

The present invention relates to Leather Processing Machines, and in particular to splitting machine.

Background technique

Leather cuts open in layer process in splitting machine, needs to be fed flower roll and pushes down with feeding ring roll, is then cutd open by band knife It opens, to form first layer lether and double-layer fur.And former skin is irregular software article, import ox-hide width is at 3 meters or more at present, The position difference thickness difference at each position is big, and interior tissue is also different, causes bridge component in original to generate some deformation, makes to cut open a layer precision It is difficult to ensure.

Summary of the invention

The technical problem to be solved by the invention is to provide a kind of splitting machines for preventing upper bridge bending deformation, effectively A layer precision is cutd open in raising.

In order to solve the above technical problems, the present invention adopts the following technical scheme: it is a kind of prevent bridge bending deformation cut open layer Machine including upper bridge, the secondary axle assemble below upper bridge, the feeding roll assembly being installed below secondary axle assemble, is located at feeding roller Supplement roller group between component and secondary axle assemble, the pair axle assemble include the center pair bridge in middle position and are set to center pair Adjustable secondary bridge at left and right sides of bridge, the center pair bridge is positioned by positioning pin and upper bridge and is locked by bolt, described adjustable Secondary bridge is positioned by center one end by positioning pin and upper bridge, is equipped between the adjustable secondary bridge other end and upper bridge and is adjusted height Height adjustment assembly, the upper bridge is hollow structure, and middle position is equipped with the peace upwardly extended before and after the bottom of the upper bridge Groove is filled, the pair axle assemble is equipped with the mounting portion of insertion installation groove.

Optionally, the height adjustment assembly includes the support for being fixed on the positioning seat and the adjustable secondary bridge of support of bridge Seat, the positioning seat are equipped with vertically communicated threaded hole, and the support base is equipped with the adjusting screw rod connecting with threaded hole.

Optionally, the support spring of the adjustable secondary bridge of floating support is installed on the support base.

Optionally, the upper bridge, which is threaded with, is arranged the adjusting screw rod that adjustable secondary bridge moves up maximum distance.

Optionally, the ejection oil that adjustable secondary bridge is jacked to certain distance upwards is equipped between the upper bridge and adjustable secondary bridge Cylinder.

Optionally, it is equipped between the upper bridge and adjustable secondary bridge and the positioning bolt that adjustable secondary bridge moves down distance is set.

Optionally, the feeding roll assembly includes feeding roller seat and feeding roller, and the feeding roller seat is installed on adjustable secondary bridge Lower section, the both ends of the feeding roller are mounted on feeding roller seat by bearing.

Optionally, the inner hole both ends of the feeding roller seat are respectively there are two wear-resisting retaining ring, wherein an outer wear-resisting retaining ring Outer ring is fixed, and inner hole and feeding roll shaft have gap, and the outer ring of an inner wear-resisting retaining ring and feeding roller seat tool have gap, inner hole With feeding roller tight fit.

Optionally, several compensation arranged side by side to play a supportive role when the compensation roller group includes to feeding roller deformation Roller.

Optionally, first supporter and the second supporter are equipped with magnetic core seat, are equipped with permanent magnet on the magnetic core seat Core.

The present invention by adopting the above technical scheme, has the following beneficial effects:

1, it is designed by the shape and structure that change upper bridge, the rigid of bridge, prevents from cuing open a layer process in increase In upper bridge deformation occurs, it is ensured that the stability of equipment, although this bending deformation be it is very small, after leather being made to cut open layer The uniformity it is higher, raising cut open a layer precision, be more able to satisfy the needs of client.Upper bridge and adjustable secondary bridge and center pair bridge are using double Face contact connection, defect existing for single-contact before changing, connection is more reliable and more stable, and then improves and cut open a layer precision.

2, while center pair bridge and adjustable secondary bridge are used just from upper bridge using different connecting modes, center pair bridge and upper bridge Property connection, adjustable pair bridge one end fixes the other end with positioning pin and then supported with compressed spring, both ends adjusting screw rod it is settable its to The final distance of upper movement, both ends also increase by two ejection small oil tanks, as needed can adjust the upward a certain distance of the secondary bridge in left and right Section positioning bolt, which can determine, moves down distance, just may know that actual change distance by observing dial gauge, by above-mentioned design Afterwards, equipment in use can leather processing technique require to cut open layer to adjust meeting the leather of different dimensions and want It asks.

The specific technical solution of the present invention and its advantages will in the following detailed description in conjunction with attached drawing into Row detailed description.

Detailed description of the invention

Present invention will be further described below with reference to the accompanying drawings and specific embodiments:

Fig. 1 is the structural diagram of the present invention；

Fig. 2 is A-A schematic cross-sectional view in Fig. 1；

Fig. 3 is B-B schematic cross-sectional view in Fig. 1；

Fig. 4 is C-C schematic cross-sectional view in Fig. 1；

In figure: upper bridge 1, adjustable pair bridge 2, center pair bridge 3, the first supporter 4, short compensating roller 5, permanent magnetism iron core 6, long compensation Roller 7, the second supporter 8, magnet core print seat 9, feeding roller 10, adjusting screw rod 11, positioning bolt 12, feeding roller seat 13, ejection cylinder 14, dial gauge 15, support spring 16, support base 17, positioning seat 18, the first positioning pin 19, the second positioning pin 20, wear-resisting retaining ring 21。

Specific embodiment

Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Below Description only actually at least one exemplary embodiment be it is illustrative, never as to the present invention and its application or make Any restrictions.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise Under every other embodiment obtained, shall fall within the protection scope of the present invention.

It will be appreciated by persons skilled in the art that in the absence of conflict, in following embodiment and embodiment Feature can be combined with each other.

It is only to be not intended to limit the invention merely for for the purpose of describing particular embodiments in terminology used in the present invention. The indicating positions such as example described as follows "upper", "lower", "left", "right" or the word of positional relationship be based only upon orientation shown in the drawings or Positional relationship only for the purposes of the description present invention and simplifies description, rather than device/element of indication or suggestion meaning must have There is specific orientation or be constructed and operated in a specific orientation, therefore is not considered as limiting the invention.

In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or Implicitly include one or more of the features.In the description of the present invention, unless otherwise indicated, the meaning of " plurality " is two It is a or more than two, unless otherwise restricted clearly.

In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc. Term shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can be machine Tool connection, is also possible to be electrically connected；It can be directly connected, two members can also be can be indirectly connected through an intermediary Connection inside part.For the ordinary skill in the art, above-mentioned term can be understood in this hair as the case may be Concrete meaning in bright.

Referring to figs. 1 to shown in Fig. 4, a kind of splitting machine preventing bridge bending deformation, including upper bridge 1 and be set under upper bridge The secondary axle assemble of side, the feeding roll assembly being installed below secondary axle assemble, the benefit between feeding roll assembly and secondary axle assemble Fill roller group.Wherein, the secondary axle assemble include the center pair bridge 3 in middle position and set on 3 left and right sides of center pair bridge can Adjust secondary bridge 2.

The upper bridge 1 of splitting machine is a Produce Heavy Nodular lron casting, referring to the patent of invention (publication number applied before applicant 103757146A), by carrying out actual measurement discovery to the part, upper bridge can generate certain deformation upwards in leather processing procedure Amount, thus shape design is changed to upper bridge part.Specifically, the upper bridge 1 is hollow structure, the bottom front and back of the upper bridge 1 Middle position is equipped with the installation groove for upwardly extending (recess), and the pair axle assemble is equipped with the mounting portion of insertion installation groove, and It is locked using bolt.The side projection shape in section includes in the rectangular section and rectangular section of bottom end before and after the bottom of upper bridge The trapezoidal transition section of side.In addition, upper bridge can internally and/or externally be spaced the multiple gussets of setting.Thus by will be original Angle steel type becomes channel steel type, increases gusset quantity, the rigid of bridge in increase.It can be seen that by the cross-sectional view of Fig. 2 to Fig. 4 The sectional plane shape of bridge 1, the shape and structure of upper bridge 1 is significantly different with having than before, with adjustable secondary bridge 2 and center pair bridge 3 It is to be coupled using double contact, changes defect existing for single-contact in the past, adjustable pair bridge 2 and center pair bridge 3 and upper bridge 1 Connection is more reliable and more stable, and then improves and cut open a layer precision.

Referring to figs. 2 to shown in Fig. 4, the center pair bridge 3 is closely matched by the second positioning pin 20 with the location hole on upper bridge 1 It closes positioning and is locked by bolt, to realize rigid attachment with upper bridge 1.And the adjustable secondary bridge 2 in the left and right sides is then different, adjustable pair Bridge 2 is gap-matched with upper bridge 1, wherein the adjustable secondary bridge 2 passes through on the first positioning pin 19 and upper bridge 1 by center one end The positioning of location hole clearance fit, be equipped with the height adjustment group for adjusting height between adjustable secondary 2 other end of bridge and upper bridge 1 Part, thus adjustable height position.

It is understood that at least will the both ends of center pair bridge respectively by bolt lock, with ensure center pair bridge with Upper bridge close-coupled.

Refering to what is shown in Fig. 3, the height adjustment assembly includes the positioning seat 18 and the adjustable secondary bridge of support for being fixed on bridge 1 2 support base 17, upper bridge 1 are connected by screw bolts with positioning seat 18, and the positioning seat 18 is equipped with vertically communicated threaded hole, described Support base 17 is equipped with the adjusting screw rod connecting with threaded hole, can adjust support base 17 up and down by the adjusting of adjusting screw rod.

Further, the support spring 16 of the adjustable secondary bridge of floating support is installed on the support base 17.The support base 17 are equipped with flange in the top of adjusting screw rod, and the turnover pressing plate of installation spring 16 is equipped with above the flange.

It is, of course, understood that the both ends of the adjustable secondary bridge are locked by bolt again after height adjustment.

In order to limit the upward position of adjustable secondary bridge 2, limit when upper movable can be set by adjusting screw rod 11, i.e. adjusting spiral shell The settable final distance that it is moved up of bar 11.The adjusting screw rod 11 is connect using screw thread with the threaded hole on upper bridge, is adjusted Handwheel is installed on section screw rod 11, facilitates rotation.

It since adjustable secondary bridge weight is larger, is turned up for convenience, being equipped between the upper bridge 1 and adjustable secondary bridge 2 will be adjustable Secondary bridge 2 jacks the ejection cylinder 14 of certain distance upwards.Specifically, the ejection cylinder 14 is single-acting cylinder, oil cylinder shares two It is a, it is mounted on 1 left and right sides of bridge, piston rod is directed at positioning bolt 12, and the positioning bolt 12 is mounted on left and right secondary bridge both ends Top, adjusting positioning bolt 12 can be changed the shift length of adjustable pair bridge 2 when cylinder action, that is, it is downward to change adjustable secondary bridge 3 Moving distance cuts open layer requirement to meet the leather of different dimensions.

In order to monitor the change in displacement of adjustable secondary bridge 2, the both ends of the upper bridge 1 are also equipped with dial gauge 15, can show left and right The change in displacement of two sides are adjustable secondary bridge 2.

In use, hide will necessarily generate a upward power to the adjustable secondary bridge 2 of left and right sides to physical device, this When the settable final distance that it is moved up of adjusting screw rod 11, while need according to the technological requirements ejection cylinder 14 act, can By upward a certain distance of adjustable secondary bridge 2 of left and right sides, adjusting positioning bolt 12, which can determine, moves down distance, passes through observation hundred Point table 15 just may know that actual change distance, by above-mentioned design after, equipment in use can leather processing technique want It asks to adjust.

Specifically, the feeding roll assembly includes feeding roller seat 13 and feeding roller 10, feeding roller 10 is set on feeding roll shaft, The lower section of adjustable pair bridge connects feeding roller seat 13, and the both ends of feeding roller are mounted on feeding roller seat by bearing.The feeding roller Respectively there are two wear-resisting retaining rings 21 at the inner hole both ends of seat, wherein the outer ring of the outer wear-resisting retaining ring in every end is fixed, inner hole and feeding Roll shaft has gap, and the outer ring of an inner wear-resisting retaining ring and feeding roller seat tool have gap, inner hole and feeding roller tight fit.Due to Feeding roller is having very big axial force to both ends in actual work, by increasing by two wear-resisting retaining rings, so that it may avoid feeding The abrasion of roller seat.

Specifically, the compensation roller group includes several compensation arranged side by side to play a supportive role when deforming to feeding roller 10 Roller.It supports and makees from when compensating roller major function is to feeding roller deformation, prevent feeding roller from having biggish deformation.The compensating roller is total There are two types of, i.e., long compensating roller 7 and short compensating roller 5.The long compensating roller 7 totally 6, it is mounted on opposite lesser (left and right) two of stress End.The short compensating roller 5 is mounted on the biggish middle position of stress for totally 2.And short compensating roller 5 and long compensating roller 7 are installed respectively On the first supporter 4 and the second supporter 8.

Specific in the present embodiment, first supporter 4 totally 5, second supporter 8 totally four, at first Holding design on device 4 and the second supporter 8 has magnetic core seat 9, permanent magnetism iron core 6 is equipped on magnetic core seat 9, effect is to make feeding roller Holding fits with compensating roller, and permanent magnetism iron core totally 10.

A kind of splitting machine preventing bridge bending deformation of the invention is for leather-making enterprises to cuing open layer required precision not Disconnected raising improves design, ensures the stability of equipment by increasing upper bridge rigid, while increasing a variety of adjustable dresses It sets to meet and cut open layer process requirement, in short, being greatly improved leather by the improvement of the device cuts open the uniformity after layer, meets visitor The needs at family.

The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, is familiar with The those skilled in the art should be understood that the present invention includes but is not limited to content described in specific embodiment above.It is any Modification without departing from function and structure principle of the invention is intended to be included in the range of claims.