CN202369047U

CN202369047U - Roller

Info

Publication number: CN202369047U
Application number: CN2011204838823U
Authority: CN
Inventors: 洪裕峰
Original assignee: Individual
Current assignee: Individual
Priority date: 2011-11-25
Filing date: 2011-11-25
Publication date: 2012-08-08
Anticipated expiration: 2021-11-25

Abstract

Disclosed is a roller which mainly comprises a roller body and a fastening member which is selectively fixed on the roller body in a locking mode so as to install the roller body in a penetrating mode on a spindle for conveying substrates. The roller body is made of common industrial plastic, the periphery of the roller body is provided with a ring body made of special materials, the roller comprises a penetration hole formed along the axial direction of the roller body and a circular groove surrounding the penetration hole concentrically, and an apron body forms between the penetration hole and the circular groove. The skirt-shaped body comprises a plurality of grooves which form axially with an elastic piece forming pairwise, and the fastening member comprises a penetration hole formed along the axial direction of the fastening member. When the fastening member is locked on the roller body gradually, the inner wall of the penetration hole of the fastening member pushes each of the elastic pieces inwards gradually, the skirt-shaped body is forced to axially bind the spindle tightly so as to enable the roller body to be fixedly arranged on the spindle and not to move axially relative to the spindle.

Description

Roller

Technical field

The utility model relates to a kind of roller, refer to especially a kind of can the scratch substrate when applying to carry high-accuracy substrate on the roller of precision circuit.

Background technology

Along with the market demand of 3C Product, force it constantly to advance towards compact and multi-functional even intelligent trend, also force Just because of this its in-to-in mechanism also with more and more accurate, the processing procedure that forces many parts wherein also must with the precision that more becomes.

With the substrate is example, and for the circuit on the roller scratch substrate of in technology, avoiding being responsible for carrying, this roller must use special plastic material to make.Existing roller is processed and is normally adopted the mode ejection formation half-blank of once penetrating; Become required size with machined into again; Roller after will accomplishing again at last is sheathed in the rotating shaft with friction tight mode in regular turn; So, when rotating shaft is driven and rotates, can drive the purpose that roller reaches conveying substrate.

Yet though such roller structure can be used for conveying substrate, still existing drawback has to be overcome.

1, costs an arm and a leg: as previously mentioned; Whole of existing roller all is made by special substance, accomplishes through the program of turning, since be that its cost of special substance is original just high again; And the waste material that produced of cutting again can't recycling, causes the dual waste of money and material.

2, assembling is difficult for: as previously mentioned, for roller and rotating shaft can be rotated synchronously, existing roller is to force to be sheathed in the rotating shaft with friction tight mode; It is made with special plastic material adding roller; Therefore, be easy in the stack-mounted process, produce the phenomenon of breaking, and again must be through special tool and apparatus; Could be with rotating shaft on the hard pushing sleeve of roller, inconvenient completely.

3, maintenance is difficult for: as previously mentioned, be arranged with a plurality of rollers in each rotating shaft respectively, need repairing if one of them roller damages; Must all rollers of its either side be unloaded totally, just can unload and change the roller that damages, yet; The roller of pulling down promptly can't be again and the rotating shaft flush fit because of the relation of degree of precision, also must change thereupon, quite consuming time and roller that waste is pulled down in advance; Moreover in the process of dismounting roller; Tending to injure rotating shaft, cause rotating shaft also must change in the lump, is to exhaust the people and drain the treasury.

In view of this; This creator is the inconvenience that is directed against in the too high shortcoming of above-mentioned rollers cost and assembling and the maintenance, in line with spirit of working with perseverance and excelsior purpose, actively constantly studies improvement; And through long-term effort and test, development and Design goes out the utility model finally.

The utility model content

The main purpose of the utility model, be to solve the above problems and provide a kind of can the scratch substrate when applying to carry high-accuracy substrate on the roller of precision circuit.

For reaching above-mentioned purpose; The utility model mainly is to comprise that a wheel body and optionally is locked in the locking part on the wheel body; Wheel body is installed in the rotating shaft of transportation machine; Wherein, this wheel body is made by the general industry plastics, and the periphery of this wheel body is to be provided with the ring body processed with special substance; This wheel body is to include one to be formed with a perforation along its axis, and a concentric ring is around in the annular groove of perforation, and between perforation and annular groove, defines a skirt body; Be axially to be formed with a plurality of grooves on this skirt body, and be formed with a flexure strip between groove respectively in twos; This locking part includes a perforation along its axis formation; When locking part deeply is locked on wheel body gradually; The inwall of this locking part perforation can inwardly be pushed each flexure strip gradually; Force the skirt body radially to tighten rotating shaft, make wheel body be fixedly arranged in the rotating shaft, also can limit wheel body simultaneously and axially move with respect to rotating shaft.

Wherein, this annular groove has a straight external annulus, and is formed with screw thread on this external annulus; And be formed with the thread segment that closes with this screw fastening establishing on the outer wall of this locking part.

Wherein, this annular groove has one to the internal ring wall of locking part direction towards the wheel body axis tilt; And the perforation of this locking part is formed with one with respect to wheel body internal ring wall place and pushes away the section of pulling out, and when locking part and wheel body are locked mutually after establishing closes, this pushes away the section of pulling out and understands and inwardly push each flexure strip gradually.

Wherein, this locking part differs from the outer wall of wheel body one end, is formed with a plurality of flat faces parallel to each other in twos, but makes user's engagement tool under the situation of labour-saving, and locking part is locked on the wheel body.

Through the said structure combination, the utility model can reach following advantage really:

1, with low cost: wheel body of the utility model and locking part are all processed with the general industry plastics, and only ring body adopts special substance, therefore compare with existing roller, can reach the purpose of cost-cutting really, and it are few to produce waste material, also can reach the purpose of environmental protection simultaneously.

2, assembling easily: each wheel body of the utility model is to cooperate with the interior inclined-plane packing of wheel body through the forcing piece that locks respectively; Can reach the purpose of rotating synchronously with rotating shaft; Therefore can overcome existing roller crackly shortcoming in assembling process; And must be during assembling by special tool, therefore more existing really roller is convenient many in assembling.

3, easy to maintenance: each wheel body of the utility model is the purpose that reaches the packing rotating shaft respectively through locking part.Therefore, when the roller fault,, keep in repair as long as unscrewing locking part in regular turn can pull down roller one by one.And only change the roller that damages after the maintenance, other roller can be installed utilization once more, does not only have the doubt of scratch rotating shaft, removes to reach purpose easy to maintenance, also can reduce to the cost of changing roller minimum.

Description of drawings

Above-mentioned and other purpose and the advantage of the utility model are not difficult from following detailed description and accompanying drawing of selecting embodiment for use, to obtain to understand in depth.

Certainly, the utility model or is allowed differently on some part in the arrangement of part, but the embodiment that is selected for use then in this specification sheets, specifies, and in accompanying drawing, shows its structure, wherein:

Fig. 1 is the stereo appearance figure of the utility model.

Fig. 2 is the three-dimensional exploded view of the utility model.

Fig. 3 is the cutaway view after the utility model decomposes.

Fig. 4 is the cutaway view after the utility model combination.

Fig. 5 is the running condition reference diagram of the utility model.

The specific embodiment

The utility model relate to a kind of can scratch substrate 40 when applying to carry high-accuracy substrate 40 on the roller of precision circuit; See also like Fig. 1 to shown in Figure 5; It mainly is to comprise that a wheel body 10 and optionally is locked in the locking part 20 on the wheel body 10, wheel body 10 is revolved if be fixedly arranged in the rotating shaft 30 of transportation machine (not shown).

This wheel body 10 is made by the general industry plastics; The periphery of this wheel body 10 is to be provided with the ring body 11 processed with special substance; Wherein, when running, this ring body 11 is directly to contact with substrate 40; And utilize the technological means of unlike material, the purpose that reaches circuit on the not scratch substrate 40 and reduce production costs.This wheel body 10 is to include one to be formed with a perforation 12 along its axis, and a concentric ring is around in perforation 12 annular groove 13, and defines a skirt body 14 in

perforation

12 and 13 of annular grooves.This annular groove 13 has a straight external annulus 131 and to the internal ring wall 132 of locking part 20 directions towards wheel body 10 axis tilts, on this external annulus 131 and be formed with screw thread.Be axially to be formed with a plurality of grooves 141 on this

skirt body

14, and 141 of grooves are formed with a flexure strip 142 respectively in twos.

This locking part 20 includes a perforation 21 and along its axis formation and is formed at the thread segment 22 on its outer wall.Wherein, 20 perforation 21 of this locking part are formed with one to push away the section of pulling out 211 with respect to wheel body 10 internal ring walls 132 places; When the thread segment 22 of locking part 20 deeply was locked on the screw thread on wheel body 10 external annulus 131 gradually, this pushes away the section of pulling out 211 can inwardly push each flexure strip 142 gradually, forces skirt body 14 radially to tighten rotating shaft 30; Make wheel body 10 be fixedly arranged in the rotating shaft 30, also can limit wheel body 10 simultaneously and axially move with respect to rotating shaft 30.So when rotating shaft 30 is rotated, but 10 rotations of direct drive wheel body, and then utilize ring body 11 under the situation that does not injure substrate 40 circuit, reach the purpose of conveying substrate 40.And in order more under the situation of labour-saving the utility model to be installed, this locking part 20 differs from the outer wall of wheel body 10 1 ends, is to be formed with a plurality of flat faces parallel to each other in twos 23, but makes user's engagement tool under the situation of labour-saving, the utility model is installed.

The utility model is treated as the driving wheel use except that aforementioned; Certainly also can use, as long as settle locking part 20 makes the friction of skirt body 14 with respect to rotating shaft 30 as flower wheel; Less than the friction of ring body 11 with respect to substrate 40; The utility model can be worked as flower wheel and used, and can under the situation that does not influence conveying substrate 40 efficient, save the installation group and stand required man-hour.

In sum, the utility model has following advantage really:

1, with low cost: the wheel body 10 and the locking part 20 of the utility model are all processed with the general industry plastics; Only ring body 11 adopts special substance, therefore compares with existing roller, can reach the purpose of cost-cutting really; And it is few to produce waste material, also can reach the purpose of environmental protection simultaneously.

2, assembling easily: each wheel body 10 of the utility model is that the section of pulling out 211 that pushes away through forcing piece 20 cooperates with the inclined-plane of the internal ring wall 132 of wheel body 10 respectively; Can reach the purpose of rotating synchronously with rotating shaft 30; Therefore can overcome existing roller crackly shortcoming in assembling process; And must be during assembling with special tool, therefore more existing really roller is convenient many in assembling.

3, easy to maintenance: each wheel body 10 of the utility model is the purpose that reaches packing rotating shaft 30 respectively through locking part 20.Therefore, when the roller fault,, keep in repair as long as unscrewing locking part 20 in regular turn can pull down roller one by one.And only change the roller that damages after the maintenance, other roller can be installed utilization once more, does not only have the doubt of scratch rotating shaft 30, removes to reach purpose easy to maintenance, also can reduce to the cost of changing roller minimum.

The announcement of the above embodiment is in order to explanation the utility model, is not in order to restriction the utility model, so the displacement of the change of numerical value or equivalent elements must be subordinate to the category of the utility model such as.

By above detailed description, can make and know the clear the utility model of this operator and can reach aforementioned purpose really, and in similar processing procedure or product, not see all to have similarly and deliver that so the real regulation that has met patent law is all in accordance with the law literary composition proposition patent applications.

Claims

1. roller, it comprises that mainly a wheel body and optionally is locked in the locking part on the wheel body, so that wheel body is installed in the rotating shaft of transportation machine, it is characterized in that, wherein:

This wheel body is made by the general industry plastics, and the periphery of this wheel body is provided with the ring body processed with special substance; This wheel body includes one and is formed with a perforation along its axis, and a concentric ring is around in the annular groove of perforation, and between perforation and annular groove, defines a skirt body; Be axially to be formed with a plurality of grooves on this skirt body, and be formed with a flexure strip between groove respectively in twos; And

This locking part includes a perforation along its axis formation; When locking part deeply is locked on wheel body gradually; The inwall of this locking part perforation can inwardly be pushed each flexure strip gradually; Force the skirt body radially to tighten rotating shaft, make wheel body be fixedly arranged in the rotating shaft, also can limit wheel body simultaneously and axially move with respect to rotating shaft.

2. according to the described roller of claim 1, it is characterized in that wherein, this annular groove has a straight external annulus, and is formed with screw thread on this external annulus; And be formed with the thread segment that closes with this screw fastening establishing on the outer wall of this locking part.

3. according to claim 1 or 2 described rollers, it is characterized in that wherein, this annular groove has one to the internal ring wall of locking part direction towards the wheel body axis tilt; And the perforation of this locking part is formed with one with respect to wheel body internal ring wall place and pushes away the section of pulling out, and when locking part and wheel body are locked mutually after establishing closes, this pushes away the section of pulling out and understands and inwardly push each flexure strip gradually.

4. according to claim 1 or 2 described rollers, it is characterized in that, wherein; This locking part differs from the outer wall of wheel body one end; Be formed with a plurality of flat faces parallel to each other in twos, but make user's engagement tool under the situation of labour-saving, locking part is locked on the wheel body.

5. according to the described roller of claim 3, it is characterized in that wherein, this locking part differs from the outer wall of wheel body one end, be formed with a plurality of flat faces parallel to each other in twos, but make user's engagement tool under the situation of labour-saving, locking part is locked on the wheel body.