CN208593867U - A kind of paper roll cradle - Google Patents

Abstract

The utility model relates to a kind of paper roll cradles, including rack, the rack is equipped with the mandrel for passing axially through paper roll central through hole, the both ends of the mandrel are symmetrically arranged with horizontal support surface, the horizontal support surface is both supported upon on the level table of rack two sides, front-slider and rear slider are equipped on the level table, level is equipped with the first spring between the front-slider and rack, between rear slider and rack, and the outer end circumference of the mandrel is sandwiched between the front-slider and rear slider of same end side.The structure of the paper roll cradle is simple.

Description

A kind of paper roll cradle

Technical field

The utility model relates to a kind of paper roll cradles.

Background technique

If paper tube is wound by carried interest paper tape, stickup is made, need to position paper roll in process of production, then by paper Paper tape on volume pulls out, and traditional paper roll is fixed position during paper tape pulls out, and paper tape is easy to snap when pulling force is excessive.

Utility model content

In view of the deficiencies in the prior art, the technical problem to be solved by the utility model is to provide a kind of paper roll cradle, It is not only simple in structure, and convenient and efficient.

In order to solve the above-mentioned technical problem, the technical solution of the utility model is: a kind of paper roll cradle, including rack, The rack is equipped with the mandrel for passing axially through paper roll central through hole, and the both ends of the mandrel are symmetrically arranged with horizontally-supported Face, the horizontal support surface are both supported upon on the level table of rack two sides, and front-slider is equipped on the level table with after Sliding block, level is equipped with the first spring, the outer end week of the mandrel between the front-slider and rack, between rear slider and rack Portion is sandwiched between the front-slider and rear slider of same end side.

Preferably, the paper roll center is equipped with the paper tube for winding paper tape, and the through-hole is located at the interior middle part of paper tube, institute It states mandrel and through-hole is clearance fit.

Preferably, the both ends of the mandrel have radially eliminated one section of minor arc body along its lower peripheral part, minor arc and major arc it Between string where plane form horizontal support surface, the horizontal support surface is supported in the top of level table, the minor arc The end face of body with the inner sidewall apical grafting of level table.

Preferably, " ⊥ " the shape sliding slot extended along its length, the front-slider are offered on the level table Shape with rear slider is " ⊥ " shape and bottom is embedded in sliding slot and carries out front and back sliding, the front-slider and rear slider it is perpendicular Extend outside upward and contacted with the outer end circumference of mandrel in straight section top.

Preferably, first spring front and back extends and is located inside sliding slot, wherein the front side of front-slider and sliding slot It is equipped with the first spring between preceding cell wall, the first spring, first bullet are equipped between the rear side of rear slider and the rear cell wall of sliding slot One end of spring is connected with sliding block, the other end is connected with cell wall.

Preferably, the front of the rack is equipped with the first circle transfer roller, and the front of the first circle transfer roller is equipped with the second circle and turns The roller bearing both ends of roller, the second circle transfer roller are symmetrically installed with swingle, the rear end of the swingle it is hinged on the rack, institute It states and is equipped with second spring between the top of swingle and rack, one end of the second spring is connected in front of rack on side wall, The other end is connected on the middle and back shaft of swingle.

Preferably, the first circle transfer roller and the second circle transfer roller are parallel with mandrel, the first circle transfer roller and the second circle The length of transfer roller is identical, and the first circle transfer roller is between two swingles.

Compared with prior art, it the utility model has the following beneficial effects: the structure of the paper roll cradle is simple, uses When mandrel pass through paper roll central through hole, when the paper tape of paper roll is pulled out forward, paper roll rotates on mandrel, the horizontal branch of mandrel Support face is contacted with level table, and when pulling force is excessive, mandrel can press against front-slider Forward and carry out elastic buffer, when pulling force reduces Front-slider is pressing against mandrel and moves back reset under the effect of the first spring, can be avoided that pulling force is excessive and paper roll position is motionless causes paper tape It snaps.

The utility model is described in more detail with reference to the accompanying drawings and detailed description.

Detailed description of the invention

Fig. 1 is the main view of the utility model embodiment.

Fig. 2 is the side view (the first circle transfer roller of removal and the second circle transfer roller) of the utility model embodiment.

Fig. 3 is that the first circle transfer roller with second justifies the A of transfer roller to schematic diagram in Fig. 1.

Fig. 4 is the working state schematic representation of the first circle transfer roller and the second circle transfer roller.

Specific embodiment

In order to make the above-mentioned features and advantages of the utility model more obvious and understandable, special embodiment below, and cooperate attached drawing, It is described in detail below.

As shown in Fig. 1 ~ 4, a kind of paper roll cradle, including rack 1, the rack are equipped with for passing axially through paper roll The mandrel 4 of 2 central through holes 3, the both ends of the mandrel are symmetrically arranged with horizontal support surface 5, and the horizontal support surface is both supported upon machine On the level table 6 of frame two sides, be equipped with front-slider 7 and rear slider 8 on the level table, the front-slider and rack it Between, it is horizontal between rear slider and rack be equipped with the first spring 9, the outer end circumference of the mandrel is sandwiched in the front-slider of same end side Between rear slider.

In the utility model embodiment, the paper roll center is equipped with the paper tube 10 for winding paper tape, the through-hole position In the interior middle part of paper tube, the mandrel and through-hole are clearance fit, and when paper tape 11 pulls out, paper roll and paper tube are rotated around mandrel.

In the utility model embodiment, the both ends of the mandrel have radially eliminated one section of minor arc along its lower peripheral part Body, the plane where the string between minor arc and major arc form horizontal support surface, and the horizontal support surface is supported in level table Top, front and back sliding can be carried out, the end face of the minor arc body with the inner sidewall apical grafting of level table, limits the axial direction of mandrel Sliding.

In the utility model embodiment, it is sliding that " ⊥ " shape extended along its length is offered on the level table The shape of slot 12, the front-slider and rear slider is " ⊥ " shape and bottom is embedded in sliding slot and carries out front and back sliding, before described Sliding block extends outside with the vertical section top of rear slider upward and contacts with the outer end circumference of mandrel.

In the utility model embodiment, first spring front and back extends and is located inside sliding slot, wherein front-slider Front side and sliding slot preceding cell wall between be equipped with the first spring, between the rear side of rear slider and the rear cell wall of sliding slot be equipped with the first bullet Spring, one end of first spring is connected with sliding block, the other end is connected with cell wall.

In the utility model embodiment, the first spring is in compressive state, mandrel be sandwiched in front-slider and rear slider it Between, front-slider is equal with the first spring force of rear slider when paper roll is static；When the paper tape of paper roll is pulled out forward, paper roll exists Rotated on mandrel, the horizontal support surface of mandrel is contacted with level table, when pulling force is excessive, mandrel can press against front-slider move forward into Row elastic buffer, the first spring of front-slider is further compressed at this time, and the first spring of rear slider slightly extends, when pulling force subtracts Hour front-slider under the effect of the first spring is pressing against mandrel and is moving back reset, and the first spring of front-slider slightly extends at this time, rear sliding First spring of block slightly compresses, and mandrel is sandwiched between front-slider and rear slider always, can be avoided that pulling force is excessive and paper roll position It sets and motionless paper tape is caused to snap.

In the utility model embodiment, the paper tape provides forward drawing by the active transfer roller of the paper tube manufacturing machine in front Power, paper tube manufacturing machine use existing equipment.

In the utility model embodiment, the front of the rack is equipped with the first circle transfer roller 13, the first circle transfer roller Front is equipped with the second circle transfer roller 14, and the roller bearing both ends of the second circle transfer roller are symmetrically installed with swingle 15, the swingle Rear end is hinged to be equipped with second spring 16 on the rack between the top and rack of the swingle, and the one of the second spring End is connected in front of rack on side wall, the other end is connected on the middle and back shaft of swingle.

In the utility model embodiment, the first circle transfer roller and the second circle transfer roller are parallel with mandrel, and described first Circle transfer roller is identical as the second circle length of transfer roller, and the first circle transfer roller is between two swingles；It is pulled out when use by paper roll Paper tape pulled forward first below the first circle transfer roller around entering, then after being laid out above the second circle transfer roller, under a stretching force second Circle transfer roller is pushed by paper tape, and when pulling force suddenly disappears, paper roll is since inertia will continue to rotation a little while, in order to avoid inertia turns Paper tape relaxation out is simultaneously irregularly wrapped in front of paper roll, and the second circle transfer roller can be around under second spring effect after pulling force disappearance The upward rotation of its hinge joint, extra paper tape is straightened, avoid paper tape relaxation after irregularly wind and influence to produce.

The utility model is not limited to above-mentioned preferred forms, anyone can obtain under the enlightenment of the utility model Other various forms of paper roll cradles out.All equivalent changes and modifications done according to present utility model application the scope of the patents, all The covering scope of the utility model should be belonged to.

Claims (7)

1. a kind of paper roll cradle, it is characterised in that: including rack, the rack is equipped with for passing axially through paper roll center The mandrel of through-hole, the both ends of the mandrel are symmetrically arranged with horizontal support surface, and the horizontal support surface is both supported upon rack two sides On level table, front-slider and rear slider are equipped on the level table, between the front-slider and rack, rear slider and machine Horizontal between frame to be equipped with the first spring, the outer end circumference of the mandrel is sandwiched between the front-slider and rear slider of same end side.

2. paper roll cradle according to claim 1, it is characterised in that: the paper roll center is equipped with for winding paper tape Paper tube, the through-hole are located at the interior middle part of paper tube, and the mandrel and through-hole are clearance fit.

3. paper roll cradle according to claim 1, it is characterised in that: the both ends of the mandrel are along its lower peripheral part diameter To one section of minor arc body has been eliminated, the plane where the string between minor arc and major arc forms horizontal support surface, the horizontal support surface Be supported in the top of level table, the end face of the minor arc body with the inner sidewall apical grafting of level table.

4. paper roll cradle according to claim 1, it is characterised in that: offered along its length on the level table The shape of " ⊥ " shape sliding slot that direction extends, the front-slider and rear slider is " ⊥ " shape and bottom is embedded in sliding slot and carries out Extend outside upward and connect with the outer end circumference of mandrel in the vertical section top of front and back sliding, the front-slider and rear slider Touching.

5. paper roll cradle according to claim 4, it is characterised in that: first spring front and back, which extends and is located at, to be slided Inside slot, the first spring is wherein equipped between the front side of front-slider and the preceding cell wall of sliding slot, after the rear side and sliding slot of rear slider The first spring is equipped between cell wall, one end of first spring is connected with sliding block, the other end is connected with cell wall.

6. paper roll cradle according to claim 1, it is characterised in that: the front of the rack is equipped with the first circle transfer roller, The front of the first circle transfer roller is equipped with the second circle transfer roller, and the roller bearing both ends of the second circle transfer roller are symmetrically installed with swingle, The rear end of the swingle is hinged to be equipped with second spring on the rack between the top and rack of the swingle, and described the One end of two springs is connected in front of rack on side wall, the other end is connected on the middle and back shaft of swingle.

7. paper roll cradle according to claim 6, it is characterised in that: it is described first circle transfer roller with second justify transfer roller with Mandrel is parallel, and the first circle transfer roller is identical as the second circle length of transfer roller, and the first circle transfer roller is between two swingles.