CN209304790U - Anti- chipping device and shear - Google Patents

Abstract

The utility model discloses a kind of anti-chipping device and shears, the anti-chipping device is used to support the waste layer for the polysilicon block that shear is cut, the anti-chipping device includes support component and driving device, and support component is set between polysilicon block, the waste layer being used to support under cutting；Driving device is fixedly connected with the support component, for driving the support component mobile, so that the support component prevents normal polysilicon block from chipping phenomenon occur close to or far from waste layer to support the waste layer to fall off, reduces loss.

Description

Anti- chipping device and shear

Technical field

The utility model relates to solar battery crystal ingot process apparatus technical field more particularly to a kind of anti-chipping device and Shear.

Background technique

During the preparation process, due to impurity segregation and the influence of crucible, impurity and defect are distributed in silicon ingot to polycrystal silicon ingot more Head and tail portion, by the few son detection of silico briquette with after infrared detection, need to carry out truncated position to polysilicon block using shear Reason.Wherein, shear can either carry out the processing of decaptitating tailing to polycrystal silicon ingot, and the waste layer for capableing of correct tailing is truncated Processing, additionally it is possible to carry out truncation to sticky stick crystalline substance brick to for slice according to stick length requirement.

Currently, the truncation of material end to end of polysilicon block is mainly complete by bands for band truncation and steel wire wire cutting two ways At.In the long-term use, realize that the line of steel wire wire cutting mode is cut diamond wire cutting machine and had following defects that

By taking line cuts the waste layer that diamond wire cutting machine is truncated in material end to end as an example, it is discarded that diamond wire cutting machine truncation is cut online After layer, waste layer falls off, and is easy to bump to the normal polysilicon block on side, occurs chipping, shadow on normal polysilicon block Production efficiency is rung, unnecessary loss is caused.

Utility model content

In view of the above-mentioned problems in the prior art, the utility model provides a kind of anti-chipping device and shear, prevents Chipping device can support the waste layer to fall off, prevent normal polysilicon block from chipping phenomenon occur, reduce loss.

In order to solve the above-mentioned technical problem, technical solution provided by the utility model is:

A kind of anti-chipping device is used to support the waste layer for the polysilicon block that shear is cut, the anti-chipping device packet Include: support component is set between polysilicon block, the waste layer being used to support under cutting；Driving device, with the support Component is fixedly connected, for driving the support component mobile, so that the support component is close to or far from waste layer.

Preferably, the driving device includes cylinder or hydraulic cylinder.

Preferably, the support component includes fixing piece and the supporting element that is set on the fixing piece；The support Part is used to support the waste layer of the polysilicon block under cutting；The platform body of the shear includes crystal holder, is set in the crystal holder There is a groove, the cylinder body of the cylinder or the hydraulic cylinder is fixed in the groove, the piston of the cylinder or the hydraulic cylinder The free end of bar is fixedly connected with the fixing piece, and the cylinder body controls the piston rod and received along the direction of the groove Contracting, so that the fixing piece drives the supporting element close to or far from waste layer.

Preferably, the fixing piece is fixed block, the free end of the piston rod is stretched in the fixed block, and sets There is the first tapped blind hole；The fixed block is equipped with the first connecting hole；The anti-chipping device further includes the first fastener, described First fastener passes through first connecting hole and first tapped blind hole, and the fixed block and the piston rod are fixed Connection.

Preferably, being additionally provided with the second tapped blind hole on the fixed block, the supporting element is equipped with the second connecting hole；Institute Stating anti-chipping device further includes the second fastener, and second fastener passes through second connecting hole and second screw thread is blind The fixed block is fixedly connected by hole with the supporting element.

Preferably, the supporting element is baffle, the baffle is fixedly connected with the fixing piece, so that the baffle Plate face supports the waste layer of the polysilicon block.

Preferably, the supporting element further includes supporting plate, the supporting plate is fixed on the bottom of the baffle；In the baffle When supporting the waste layer of the polysilicon block, the supporting plate is located at the bottom of the waste layer of the polysilicon block, is used for support institute State the waste layer of polysilicon block.

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

Anti- chipping device provided by the utility model, provides mobile power for support component by driving device, is driving Under the driving effect of dynamic device, support component is moved, and support component can be adjusted close to or far from the discarded of polysilicon block Layer.After the waste layer truncation of polysilicon block, support component can play the role of support to the waste layer of polysilicon block, prevent Waste layer bumps to the normal polysilicon block in side during toppling over or falling off, and avoids normal polysilicon block from chipping occur, mentions High efficiency reduces loss.

A kind of shear using above-mentioned anti-chipping device, the shear includes: platform body, the platform body packet Crystal holder is included, the crystal holder is equipped with groove；Along groove polysilicon block placed side by side in the crystal holder, the polysilicon block The central axis of the cutting line of waste layer and the groove；The cylinder body of the cylinder or the hydraulic cylinder is fixed on the groove Interior, the free end of the piston rod of the cylinder or the hydraulic cylinder is fixedly connected with the support component, and the cylinder body controls institute It states piston rod to be shunk along the direction of the groove, so that the support component is close to or far from waste layer；The support group Part is set between polysilicon block, the waste layer being used to support under cutting.

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

Anti- chipping device is arranged in the groove of crystal holder, is by driving device by shear provided by the utility model Support component provides mobile power, and under the driving effect of driving device, support component is moved, and support group can be adjusted Part is close to or far from the waste layer to polysilicon block.After the waste layer truncation of polysilicon block, support component can be to polysilicon The waste layer of block plays the role of support, prevents waste layer from bumping to the normal polysilicon in side during toppling over or falling off Block avoids normal polysilicon block from chipping occur, improves production efficiency, reduces loss.

Detailed description of the invention

Fig. 1 is the working state schematic representation of shear in the related technology；

Fig. 2 is the structural schematic diagram of the anti-chipping device of the utility model；

Fig. 3 is the use state diagram of the anti-chipping device of the utility model.

Description of symbols:

1- driving device；11- cylinder body；12- piston rod；2- support component；21- fixing piece；22- supporting element；220- supporting plate； The first fastener of 3-；The second fastener of 4-；5- platform body；51- crystal holder；511- groove；6- polysilicon block；61- material；610- Waste layer.

Specific embodiment

The embodiments of the present invention are described in detail below in conjunction with attached drawing, but not as the limit to the utility model It is fixed.

It should be noted that the platform body 5 of shear includes crystal holder 51 in conjunction with Fig. 1, the crystal holder 51 is equipped with groove 511, along the groove 511 polysilicon block 6 placed side by side, the cutting of the waste layer 610 of the polysilicon block 6 in the crystal holder 51 The central axis of line and the groove 511 after waste layer 610 is truncated, is easy to bump to the normal polysilicon block 6 in side, Chipping phenomenon is presented in the surface of polysilicon block 6.

As shown in Figure 2 or Figure 3, a kind of anti-chipping device is present embodiments provided, the polycrystalline that shear is cut is used to support The waste layer of silico briquette, the anti-chipping device include support component 2 and driving device 1, support component 2 be set to polysilicon block it Between, be used to support cutting under waste layer 610；Driving device 1 is fixedly connected with the support component 2, for driving the branch Support component 2 is mobile, so that the support component 2 is close to or far from waste layer 610.

In conjunction with Fig. 2 or Fig. 3, the driving device 1 of the anti-chipping device is located in the groove 511, the support component 2 It is set between polysilicon block.Wherein, the height of the support component 2 be higher than the crystal holder 51 upper surface, and with wait be truncated The height of the polysilicon block of processing is adapted, in order to have the function of support to the waste layer 610 under cutting.In practical application In the process, the height of the support component 2 can be lower than, equal to or higher than the height of polysilicon block.Also, it is described in conjunction with Fig. 3 Support component 2 can be attached at the waste layer 610 of the polysilicon block, can also exist centainly between the polysilicon block Spacing distance, as long as can play a supporting role to the waste layer 610 under cutting.

Anti- chipping device provided in this embodiment is that support component 2 provides mobile power by driving device 1, is driving Under the driving effect of dynamic device 1, support component 2 is moved, and support component 2 can be adjusted close to or far from the useless of polysilicon block Abandon layer 610.Polysilicon block waste layer 610 be truncated after, support component 2 can the waste layer 610 to polysilicon block play branch The effect of support prevents waste layer 610 from bumping to the normal polysilicon block in side during toppling over or falling off, avoids normal polycrystalline There is chipping in silico briquette, improves production efficiency, reduces loss.

In order to further increase the present embodiment anti-chipping device stability, optimize the structure of the anti-chipping device, Preferably, the driving device 1 includes cylinder or hydraulic cylinder.Here, using cylinder or hydraulic cylinder as power source device, for institute The driving source of the mobile offer different capacity of support component 2 is provided.

In terms of the structure setting of the support component 2, in conjunction with Fig. 2, the support component 2 includes fixing piece 21 and setting Supporting element 22 on the fixing piece 21；In conjunction with Fig. 3, the supporting element 22 is used to support the discarded of the polysilicon block under cutting Layer 610；The platform body 5 of the shear includes crystal holder 51, and the crystal holder 51 is equipped with groove 511, the cylinder or described The cylinder body 11 of hydraulic cylinder is fixed in the groove 511, in conjunction with Fig. 2, the piston rod 12 of the cylinder or the hydraulic cylinder from It is fixedly connected by holding with the fixing piece 21, the piston rod 12 can be shunk along the direction of the groove 511, so that institute Stating fixing piece 21 drives the supporting element 22 close to or far from waste layer 610.Here, the support component 2 passes through the fixation The supporting element 22 is fixedly connected by part 21 with the piston rod 12, enhances the firm performance of the support component 2, meanwhile, again Facilitate the supporting element 22 mobile, to adjust the supporting element 22 and the distance between polysilicon block to be processed.

For the connection between the fixing piece 21 and the piston rod 12, preferably, as shown in Fig. 2, the present embodiment Anti- chipping device fixing piece 21 be fixed block, the free end of the piston rod 12 stretches in the fixed block, and is equipped with First tapped blind hole；The fixed block is equipped with the first connecting hole；The anti-chipping device further includes the first fastener 3, described First fastener 3 passes through first connecting hole and first tapped blind hole, by the fixed block and the piston rod 12 It is fixedly connected.

Here, the anti-chipping device of the present embodiment helps to enhance the fixing piece 21 using fixed block as fixing piece With the stability between the supporting element 22.Meanwhile the fixed block and the piston rod 12 being connected using the first fastener 3 It connects, prevents from generating loosening between the two.

For the connection between the fixing piece 21 and the supporting element 22, preferably, continuing with Fig. 2, it is described solid Determine to be additionally provided with the second tapped blind hole on block, the supporting element 22 is equipped with the second connecting hole；The anti-chipping device further includes Two fasteners 4, second fastener 4 passes through second connecting hole and second tapped blind hole, by the fixed block It is fixedly connected with the supporting element 22.

Here, the anti-chipping device of the present embodiment is connected the fixed block and the supporting element 22 using the second fastener 4 It connects, further enhances the stability connected between the fixed block and the supporting element 22, facilitate the reliability of lifting means Energy.

For the supporting element 22, preferably, in conjunction with Fig. 2 or Fig. 3, the supporting element 22 of the anti-chipping device of the present embodiment For baffle, the baffle is fixedly connected with the fixing piece 21, so that the plate face of the baffle supports the useless of the polysilicon block Abandon layer 610, wherein the material of baffle can be polyvinyl chloride.Here, using the waste layer of the plate face support polysilicon block of baffle 610, the waste layer 610 for the polysilicon block that can more stably support cutting lower, prevent waste layer 610 under cutting toppling over or The normal polysilicon block in side is bumped to during falling off.

Preferably, the supporting element 22 further includes supporting plate 220 in conjunction with Fig. 2 or Fig. 3, the supporting plate 220 is fixed on described The bottom of baffle；When the baffle supports the waste layer 610 of the polysilicon block, the supporting plate 220 is located at the polysilicon The bottom of the waste layer 610 of block further prevents the waste layer under cutting for the waste layer 610 of polysilicon block described in support 610 tilt, and reduce normal polysilicon block and chipping occur.

As shown in figure 3, the embodiments of the present invention provide a kind of shear using above-mentioned anti-chipping device, it is described Shear includes platform body 5, and the platform body 5 includes crystal holder 51, and the crystal holder 51 is equipped with groove 511；In conjunction with Fig. 1, Along the groove 511 polysilicon block 6 placed side by side in the crystal holder 51, the cutting line of the waste layer 610 of the polysilicon block 6 with The central axis of the groove 511；The cylinder body 11 of the cylinder or the hydraulic cylinder is fixed in the groove 511, in conjunction with The free end of the piston rod 12 of Fig. 2, the cylinder or the hydraulic cylinder is fixedly connected with the support component 2, in conjunction with Fig. 3, institute Stating piston rod 12 can be shunk along the direction of the groove 511, so that the support component 2 is close to or far from waste layer 610；The support component 2 is set between polysilicon block, the waste layer 610 being used to support under cutting.

In actual application, in conjunction with Fig. 1, along the groove 511 line placed side by side that pulled in the crystal holder 51 Polysilicon block 6, wherein the central axis of the cutting line of polysilicon block 6 and the groove 511, shear is along cutting line to institute The head material 61 for stating polysilicon block 6 carries out truncation, then the head material 61 for having pulled line is placed along the groove 511, head material 61 The cutting line also central axis with the groove 511, at this point, passing through driving device 1 in conjunction with Fig. 2 or Fig. 3 and driving support component 2 is mobile, so that the support component 2 is close to or far from waste layer 610.Shear to the waste layer 610 of the head material 61 into After row truncation, the support component 2 can play a supporting role to the waste layer 610 under cutting.

Anti- chipping device is arranged in the groove 511 of crystal holder 51, passes through driving device by shear provided in this embodiment 1 provides mobile power for support component 2, and under the driving effect of driving device 1, support component 2 is moved, and can be adjusted Support component 2 does not influence the normal work of shear close to or far from the waste layer 610 to polysilicon block 6.In polysilicon block 6 Waste layer 610 be truncated after, support component 2 can the waste layer 610 to polysilicon block 6 play the role of support, prevent from discarding Layer 610 bumps to the normal polysilicon block in side during toppling over or falling off, and normal polysilicon block is avoided chipping occur, improves Production efficiency reduces loss.

Above embodiments are only the exemplary embodiment of the utility model, are not used in limitation the utility model, this is practical new The protection scope of type is defined by the claims.Those skilled in the art can be in the essence and protection scope of the utility model It is interior, various modifications or equivalent replacements are made to the utility model, this modification or equivalent replacement also should be regarded as falling in originally practical new In the protection scope of type.

Claims (8)

1. a kind of anti-chipping device, is used to support the waste layer for the polysilicon block that shear is cut, which is characterized in that described to prevent collapsing Side device includes:

Support component is set between polysilicon block, the waste layer being used to support under cutting；

Driving device is fixedly connected with the support component, for driving the support component mobile, so that the support group Part is close to or far from waste layer.

2. anti-chipping device according to claim 1, which is characterized in that the driving device includes cylinder or hydraulic cylinder.

3. anti-chipping device according to claim 2, which is characterized in that the support component includes fixing piece and is set to Supporting element on the fixing piece；The supporting element is used to support the waste layer of the polysilicon block under cutting；

The platform body of the shear includes crystal holder, and the crystal holder is equipped with groove, the cylinder of the cylinder or the hydraulic cylinder Body is fixed in the groove, and the free end of the piston rod of the cylinder or the hydraulic cylinder is fixedly connected with the fixing piece, The cylinder body controls the piston rod and is shunk along the direction of the groove, so that the fixing piece drives the supporting element to lean on Close or remote from waste layer.

4. anti-chipping device according to claim 3, which is characterized in that the fixing piece is fixed block, the piston rod Free end stretch in the fixed block, and be equipped with the first tapped blind hole；

The fixed block is equipped with the first connecting hole；

The anti-chipping device further includes the first fastener, and first fastener passes through first connecting hole and described first The fixed block is fixedly connected by tapped blind hole with the piston rod.

5. anti-chipping device according to claim 4, which is characterized in that it is blind to be additionally provided with the second screw thread on the fixed block Hole, the supporting element are equipped with the second connecting hole；

The anti-chipping device further includes the second fastener, and second fastener passes through second connecting hole and described second The fixed block is fixedly connected by tapped blind hole with the supporting element.

6. anti-chipping device according to claim 3, which is characterized in that the supporting element is baffle, the baffle and institute It states fixing piece to be fixedly connected, so that the plate face of the baffle supports the waste layer of the polysilicon block.

7. anti-chipping device according to claim 6, which is characterized in that the supporting element further includes supporting plate, the supporting plate It is fixed on the bottom of the baffle；

When the baffle supports the waste layer of the polysilicon block, the supporting plate is located at the bottom of the waste layer of the polysilicon block Portion, the waste layer for polysilicon block described in support.

8. a kind of shear using anti-chipping device described in 2~7 any one of the claims, which is characterized in that institute Stating shear includes: platform body,

The platform body includes crystal holder, and the crystal holder is equipped with groove；

Along groove polysilicon block placed side by side, the cutting line of the waste layer of the polysilicon block and the ditch in the crystal holder The central axis of slot；

The cylinder body of the cylinder or the hydraulic cylinder is fixed in the groove, the piston rod of the cylinder or the hydraulic cylinder Free end is fixedly connected with the support component, and the cylinder body controls the piston rod and shunk along the direction of the groove, So that the support component is close to or far from waste layer；

The support component is set between polysilicon block, the waste layer being used to support under cutting.