Split type bearing bracket for supporting folding roller of high-speed folding machine

Abstract

A split type bearing bracket for supporting a folding roller of a high-speed folding machine comprises a cross beam parallel to the folding roller and a bracket assembly. The bracket assembly comprises a support, a connecting base, a split type circular ring support and a split type bearing. The split type bearing is composed of two semicircular bearings, and the split type circular ring support is composed of two semicircular ring supports. The split type circular ring support and the split type bearing are installed in an annular groove of the folding roller, a bearing outer ring of the split type bearing is fixed to the split type circular ring support, and a bearing inner ring of the split type bearing rotates along with the folding roller. According to the utility model, the split type bearing and the split type circular ring bracket are divided into two semicircular structures and are arranged in the annular groove, so that the installation is convenient, the use of the roller surface of the folding roller is not influenced, and the middle part of the folding roller is supported through the bracket assembly, so that the middle part of the folding roller is prevented from sinking, and the jumping and centrifugal force of the folding roller are reduced; therefore, vibration of the machine table is reduced, and noise is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of papermaking equipment, and particularly relates to a split bearing bracket for supporting a folding roller of a high-speed folder. Background Art

[0002] In the household paper industry, if the width of the folder is increased, the length of the internal folding roller needs to be correspondingly lengthened. During use, the longer the folding roller is, the more serious the sinking in the middle is. After it rotates, the swinging is greater, and the centrifugal force generated is also greater, resulting in large vibrations of the machine platform and causing adverse effects on the folding of the paper. Summary of the Utility Model

[0003] Based on this, the purpose of the utility model is to provide a split bearing bracket for supporting a folding roller of a high-speed folder. By supporting the middle part of the folding roller, the sinking of the middle part of the folding roller is avoided, the jumping and centrifugal force of the folding roller are reduced, thereby reducing the vibration of the machine platform and lowering the noise.

[0004] A split bearing bracket for supporting a folding roller of a high-speed folder includes a cross beam arranged parallel to the folding roller, and a bracket assembly arranged on the cross beam and used for supporting the middle part of the folding roller;

[0005] The bracket assembly includes a support arranged on the cross beam, a connecting seat arranged on the support, a split ring bracket fixedly installed on the connecting seat, and a split bearing arranged in the split ring bracket;

[0006] The split bearing is composed of two semi-circular bearings, and the split ring bracket is composed of two semi-circular ring brackets;

[0007] The split ring bracket and the split bearing are installed in the annular groove of the folding roller. The outer ring of the split bearing is fixed to the split ring bracket, and the inner ring of the split bearing rotates with the folding roller.

[0008] Compared with the prior art, in the utility model, by dividing the split bearing and the split ring bracket into two semi-circular structures and installing them in the annular groove, it is convenient for installation and does not affect the use of the folding roller surface. The middle part of the folding roller is supported by the bracket assembly to avoid the sinking of the middle part of the folding roller, reduce the jumping and centrifugal force of the folding roller, thereby reducing the vibration of the machine platform and lowering the noise.

[0009] Furthermore, the vertical position of the support on the cross beam can be adjusted. A vertical guiding key is fixed on the cross beam, and a vertical sliding groove matched with the vertical guiding key is arranged at the end of the support;

[0010] The left and right sides of the support are provided with vertical runway holes, and the support is installed on the cross beam through bolts passing through the vertical runway holes.

[0011] Further, the front and rear positions of the connecting seat on the support can be adjusted. The support is fixed with front and rear guiding keys, and the side surface of the connecting seat is provided with front and rear sliding grooves that cooperate with the front and rear guiding keys.

[0012] The front and rear sides of the connecting seat are provided with front and rear runway holes, and the connecting seat is installed on the support through bolts passing through the front and rear runway holes.

[0013] Further, the position of the semi-circular gap of the split ring bracket is staggered from the position of the semi-circular gap of the split bearing.

[0014] Further, the split ring bracket includes an inner semi-circular bracket connected to the connecting seat through an arc-shaped plate, and an outer semi-circular bracket connected to the inner semi-circular bracket through a connecting block.

[0015] Further, the outer semi-circular bracket coincides with the origami semi-circular surface of the folding roller, and the outer wall does not protrude beyond the top of the roller teeth of the folding roller.

[0016] Further, semi-circular retaining rings are respectively installed on the inner semi-circular bracket and the outer semi-circular bracket.

[0017] Further, an L-shaped seat is provided at the bottom of the connecting seat, a support block is provided on the L-shaped seat, and the top of the support block is attached to the bottom of the inner semi-circular bracket. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 is a schematic structural diagram of the split bearing bracket of the present utility model installed between the cross beam and the folding roller;

[0019] Figure 2 is Figure 1 a schematic structural diagram of the split bearing bracket in

[0020] Figure 3 is Figure 2 an exploded view of the split bearing bracket in

[0021] Figure 4 is Figure 3 an exploded view of the split ring bracket and the split bearing in

[0022] MAIN SYMBOL DESCRIPTION OF THE ELEMENTS:

[0023]

[0024] The following specific embodiments will further illustrate the present utility model in conjunction with the above drawings. DETAILED DESCRIPTION

[0025] In order to facilitate the understanding of the present invention, the present invention will be described more fully below with reference to the relevant drawings. Several embodiments of the present invention are given in the drawings. However, the present invention can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the present invention more thorough and comprehensive.

[0026] See also Figures 1 to 4 , a split bearing bracket for supporting a folding roller of a high-speed folding machine provided in one embodiment of the utility model comprises a crossbeam 11 arranged parallel to the folding roller 10, and a bracket assembly 12 arranged on the crossbeam 11 and used to support the middle part of the folding roller 10;

[0027] The bracket assembly 12 includes a support 121 disposed on the crossbeam 11, a connecting seat 122 disposed on the support 121, a split circular ring bracket 123 fixedly mounted on the connecting seat 122, and a split bearing 124 disposed in the split circular ring bracket 123;

[0028] The split bearing 124 is composed of two semicircular bearings, and the split annular bracket 123 is composed of two semicircular brackets;

[0029] The split circular ring bracket 123 and the split bearing 124 are installed in the annular groove of the folding roller 10 , the outer ring of the split bearing 124 is fixed to the split circular ring bracket 123 , and the inner ring of the split bearing 142 rotates with the folding roller 10 .

[0030] It should be noted that in the present invention, the number of bracket assemblies 12 can be set according to actual needs, and the middle part of the folding roller 10 is supported by the bracket assembly 12 to prevent the middle part of the folding roller 10 from sinking, reduce the bounce and centrifugal force of the folding roller 10, thereby reducing the vibration of the machine and reducing noise. Further, by dividing the split bearing 124 and the split annular bracket 123 into two semicircular structures, when installing, first clamp the two semicircular bearings in the annular groove, and then install the two semicircular ring brackets, without the need for set, making the installation more convenient and not affecting the use of the roller surface of the folding roller 10.

[0031] See also Figures 1 to 4 In a preferred embodiment of the utility model, the upper and lower positions of the support 121 on the crossbeam 11 can be adjusted, a vertical guide key 13 is fixed on the crossbeam 11, and a vertical slide groove 1211 matching with the vertical guide key 13 is provided at the end of the support 121;

[0032] On the left and right sides of the support 121, there are vertical runway holes 1212, and the support 121 is installed on the cross beam 11 through bolts passing through the vertical runway holes 1212.

[0033] Please refer to Figure 2 and Figure 4 In a preferred embodiment of the present invention, the front and rear positions of the connecting seat 122 on the support 121 can be adjusted. The support 121 is fixed with front and rear guiding keys 14, and the side surface of the connecting seat 122 is provided with front and rear sliding grooves 1221 that cooperate with the front and rear guiding keys 14.

[0034] On the upper and lower sides of the connecting seat 122, there are front and rear runway holes 1222, and the connecting seat 122 is installed on the support 121 through bolts passing through the front and rear runway holes 1222.

[0035] It should be noted that in the present invention, the vertical guiding keys 13 are used for guiding the adjustment of the up and down positions, the vertical runway holes 1212 are used to realize the position adjustment of the support 121 on the cross beam 11, the front and rear guiding keys 14 are used for guiding the front and rear positions, and the front and rear runway holes 1222 are used to realize the position adjustment of the connecting seat 122 on the support 121. Thus, the position of the split bearing 124 can be adjusted up and down and front and rear, so that the middle and both ends of the folding roller 10 can be adjusted to the same horizontal state, thereby reducing the sinking in the middle and the centrifugal force generated during rotation.

[0036] Please refer to Figure 2 and Figure 4 In a preferred embodiment of the present invention, the position of the semi - circular gap of the split ring bracket 123 is staggered from the position of the semi - circular gap of the split bearing 124, avoiding the coincidence of the gaps and generating greater force on the bolts at the connection of the split ring bracket 123.

[0037] Please refer to Figure 2 and Figure 4 In a preferred embodiment of the present invention, the split ring bracket 123 includes an inner semi - circular bracket connected to the connecting seat 122 through an arc - shaped plate, and an outer semi - circular bracket connected to the inner semi - circular bracket through a connecting block. The ends of the outer semi - circular bracket and the inner semi - circular bracket are positioned by a positioning pin.

[0038] Please refer to Figure 2 and Figure 4 In a preferred embodiment of the present invention, the outer semi - circular bracket coincides with the paper - folding semi - circular surface of the folding roller, and the outer wall does not protrude beyond the tooth tops of the roller teeth of the folding roller 10, thus not affecting the use of the roller surface of the folding roller 10, that is, not affecting the paper - folding action of the folding roller 10.

[0039] See also Figure 2 and Figure 4 In a preferred embodiment of the utility model, semicircular retaining rings 15 are respectively installed on the inner semicircular bracket and the outer semicircular bracket, and the split bearing 124 is shielded by the semicircular retaining rings to prevent the lubricating oil therein from being exposed.

[0040] See also Figure 2 and Figure 4 In a preferred embodiment of the utility model, an L seat 1223 is provided at the bottom of the connecting seat 122, and a support block 16 is provided on the L seat 1223. The top of the support block 16 is in contact with the bottom of the inner semicircular bracket. The split circular ring bracket 123 is auxiliary supported by the support block 16 to improve the connection stability.

[0041] In summary, in the utility model, the split bearing 124 and the split annular bracket 123 are divided into two semicircular structures and installed in an annular groove to facilitate installation without affecting the use of the roller surface of the folding roller 10. The middle part of the folding roller 10 is supported by the bracket assembly 12 to avoid the sinking of the middle part of the folding roller 10, reduce the bounce and centrifugal force of the folding roller 10, thereby reducing the vibration of the machine and reducing noise.

[0042] In this specification, each embodiment is described in a progressive manner, and each embodiment focuses on the differences from other embodiments. The same or similar parts between the embodiments can be referred to each other. The above-mentioned embodiments only express several implementation methods of the utility model, and their descriptions are relatively specific and detailed, but they cannot be understood as limiting the scope of the patent of the utility model. It should be pointed out that for ordinary technicians in this field, several deformations and improvements can be made without departing from the concept of the utility model, which all belong to the protection scope of the utility model. Therefore, the protection scope of the utility model patent shall be based on the attached claims.

Claims

1. A split bearing bracket for supporting the folding rollers of a high-speed folder, characterized in that, It includes a crossbeam arranged parallel to the folding roller, and a bracket assembly arranged on the crossbeam and used to support the middle part of the folding roller; The bracket assembly includes a support arranged on the crossbeam, a connecting seat arranged on the support, a split ring bracket fixedly installed on the connecting seat, and a split bearing arranged in the split ring bracket; The split bearing is composed of two semi-circular bearings, and the split ring bracket is composed of two semi-circular ring brackets; The split ring bracket and the split bearing are installed in the annular groove of the folding roller. The outer ring of the split bearing is fixed to the split ring bracket, and the inner ring of the split bearing rotates with the folding roller.

2. The split bearing bracket for supporting the folding roller of the high-speed folder according to claim 1, characterized in that The vertical position of the support on the crossbeam can be adjusted. A vertical guiding key is fixed on the crossbeam, and a vertical sliding groove matching with the vertical guiding key is arranged at the end of the support; Vertical runway holes are arranged on the left and right sides of the support, and the support is installed on the crossbeam through bolts passing through the vertical runway holes.

3. The split bearing bracket for supporting the folding roller of a high-speed folder according to claim 1, characterized in that, The front and rear positions of the connecting seat on the support can be adjusted. Front and rear guiding keys are fixed on the support, and front and rear sliding grooves matching with the front and rear guiding keys are arranged on the side surface of the connecting seat; Front and rear runway holes are arranged on the upper and lower sides of the connecting seat, and the connecting seat is installed on the support through bolts passing through the front and rear runway holes.

4. The split bearing bracket for supporting the folding roller of a high-speed folder according to claim 1, wherein, The positions of the semi-circular gaps of the split ring bracket are staggered from the positions of the semi-circular gaps of the split bearing.

5. The split bearing bracket for supporting the folding rollers of a high-speed folder according to claim 1, wherein, The split ring bracket includes an inner semi-circular bracket connected to the connecting seat through an arc-shaped plate, and an outer semi-circular bracket connected to the inner semi-circular bracket through a connecting block.

6. The split bearing bracket for supporting the folding roller of a high-speed folder according to claim 5, characterized in that, The outer semi-circular bracket coincides with the folding semi-circular surface of the folding roller, and its outer wall does not protrude beyond the top of the roller teeth of the folding roller.

7. The split bearing bracket for supporting the folding roller of a high-speed folder according to claim 5, characterized in that, Semi-circular retaining rings are respectively installed on the inner semi-circular bracket and the outer semi-circular bracket.

8. The split bearing bracket for supporting the folding rollers of a high-speed folder according to claim 5, wherein, An L-shaped seat is arranged at the bottom of the connecting seat, a support block is arranged on the L-shaped seat, and the top of the support block is attached to the bottom of the inner semi-circular bracket.

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