CN109931073A - Locking device and heading equipment - Google Patents
Locking device and heading equipment Download PDFInfo
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- CN109931073A CN109931073A CN201910214291.7A CN201910214291A CN109931073A CN 109931073 A CN109931073 A CN 109931073A CN 201910214291 A CN201910214291 A CN 201910214291A CN 109931073 A CN109931073 A CN 109931073A
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- 210000004907 gland Anatomy 0.000 claims abstract description 145
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- 238000006073 displacement reaction Methods 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 description 12
- 238000000034 method Methods 0.000 description 5
- 238000003466 welding Methods 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 230000001737 promoting effect Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
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- 239000003292 glue Substances 0.000 description 1
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Abstract
The present invention provides a kind of locking device and heading equipments.Wherein, locking device, comprising: at least two glands are provided with mounting groove on any gland at least two glands, and mounting groove is for positioning compatible fastener therewith；Bracket, at least two glands are set on bracket.At least two glands of the invention connect into an entirety by bracket, it interacts and can not relatively move between at least two glands, so that when locking device and fastener assemble, on the one hand, since the mounting groove of gland is adapted with one end of fastener, therefore, fastener is limited to the structure of mounting groove and relative displacement can not occur, on the other hand, since the position between at least two glands is relatively-stationary, therefore so that the fastener being assembled together with locking device can not relatively move, and then it ensure that good anti-loosing effect.Meanwhile the structure setting is easy to dismount, and can be repeated several times use, improves the efficiency of assembly and disassembly.
Description
Technical field
The present invention relates to technical field of boring equipment, in particular to a kind of locking device and heading equipment.
Background technique
Groundwork mechanism of the cutterhead as engineering development machine, the quality of working performance, be bolted safety whether
The construction efficiency for determining whole equipment, influences integrated engineering construction speed.In the related technology, cutterhead and main shaft are filled using bolt
Timing carries out the locking of bolt by the way of coated thread fastening glue, therefore, bolt is frequently occurred in the cutterhead course of work
The problem of loosening, anti-loosing effect is unreliable, and the case where easily lead to after bolt looseness bolt fracture even cutterhead is fallen
Occur, and then not can guarantee safety and reliability that equipment uses.
Summary of the invention
The present invention is directed to solve at least one of the technical problems existing in the prior art or related technologies.
For this purpose, the first aspect of the present invention proposes a kind of locking device.
The second aspect of the present invention proposes a kind of heading equipment.
In view of this, the first aspect of the present invention proposes a kind of locking device, comprising: at least two glands, at least two
Mounting groove is provided on any gland in a gland, mounting groove is for positioning compatible fastener therewith；Bracket, at least two
A gland is set on bracket.
A kind of locking device provided by the invention includes at least two glands and bracket.By the way that locking device is rationally arranged
Structure, so that at least two glands are set on bracket, therefore, at least two glands connect into an entirety by bracket, at least
It interacts and can not relatively move between two glands, so that when locking device and fastener assemble, on the one hand,
Since the mounting groove of gland is adapted with one end of fastener, therefore, fastener is limited to the structure of mounting groove and phase can not occur
To displacement, on the other hand, since the position between at least two glands is relatively-stationary, therefore, so that being assembled with locking device
Fastener together can not relatively move, at this point, will not fasten under the action of heavy duty and impact again
The case where part loosens, and then ensure that good anti-loosing effect；Further, since locking device includes at least two glands,
Therefore, it can be achieved that limit the purpose of multiple fasteners simultaneously using a locking device, and then reduce the number of assembly, convenient for behaviour
Make, improves the efficiency of assembly and disassembly.
Specifically, the shape of multiple mounting grooves is identical, therefore, using locking device simultaneously with multiple models of the same race
Fastener assembly；The shape of part mounting groove in multiple mounting grooves is identical, therefore, it is of the same race using a locking device and part
The fastener assembly of fastener and the part model not of the same race of model；The shape of multiple mounting grooves is different, therefore, using one
A locking device is assembled with the different fastener of model.The structure setting improves the applicability of product.It wherein, can basis
The model of fastener selects corresponding gland, and selected gland is placed on fastener, then by bracket and selected
Gland links together by welding, to guarantee the molding stability of locking device and reliability.
Specifically, it is assembled using locking device with the fastener (such as bolt) for connecting cutterhead and main shaft, locking device limit
The movement of bolt has been made, and then has played the role of preventing bolt looseness.It solves in the related technology because bolt easily loosens and then leads
Bolt fracture the problem of even cutterhead is fallen is caused, the safety and reliability that heading equipment uses are improved.
Specifically, at least two glands are set on bracket, which is guaranteeing bracket and at least two glands
In the case where assembling stability, reduces the investment of material, thereby reduce production cost.
Above-mentioned locking device according to the present invention can also have following additional technical feature:
In the above-mentioned technical solutions, it is preferable that locking device, further includes: locating piece, locking device are carried out by locating piece
Installation.
In the technical scheme, locking device further includes locating piece, locking device can using locating piece and other devices into
Luggage is matched, to realize the purpose of fast assembling-disassembling, be conducive to promoted assembly efficiency, and can realize locking device using locating piece with not
Same device carries out repeating dismounting, to guarantee the use utilization rate of locking device.It specifically, can be according to specific actual use situation
Quantity and the setting position of locating piece are targetedly selected, e.g., can guarantee locking device assembly to save installation space
Stability in the case where reduce locating piece quantity, to promote the flexibility and adaptability that product uses.
In any of the above-described technical solution, it is preferable that locating piece includes: circlip.
In the technical scheme, locating piece includes: circlip, when locking device is mutually assembled with other devices, can be incited somebody to action
Circlip is placed in gland away from the side of the open end of mounting groove, and circlip is made to fasten with other devices, to realize
The purpose that locking device is fixed on the axial direction of mounting groove, it is locking when avoiding working using the equipment of locking device
The case where device falls off.Meanwhile circlip is placed in gland away from the side of the open end of mounting groove, in this way, locking dress
Setting realizes the purpose limited on the axially and radially direction of mounting groove while to fastener, improves anti-loosing effect.
In any of the above-described technical solution, it is preferable that locating piece includes: connecting plate, one end of connecting plate and at least two
Any gland in gland is connected, and the other end of connecting plate is provided with mounting hole.
In the technical scheme, locating piece includes connecting plate, so that appointing in one end of connecting plate and at least two glands
One gland is connected, and the other end of connecting plate is provided with mounting hole, in this way, screw passes through connecting plate when installing locking device
Mounting hole be locked in other devices, to realize the assembly of locking device Yu other devices, and then realize the axis in mounting groove
To with fastener is limited in the radial direction purpose, improve anti-loosing effect.Meanwhile the structure setting can be realized quickly
Dismounting and the purpose for repeating dismounting are conducive to promote assembly efficiency.
In any of the above-described technical solution, it is preferable that be provided with threaded hole, spiral shell on any gland at least two glands
Pit is connected with mounting groove.
In the technical scheme, it by being provided with threaded hole on any gland at least two glands, is tearing open in this way
It, can be by rotating bolt compatible with threaded hole to dismantle gland, wherein with the rotation of bolt, pressure when unloading locking device
Lid will be moved along the axial direction of mounting groove therewith, to realize the separation of gland and fastener, and then realize that disassembly is locking
The purpose of device, the structure setting reduce the difficulty of disassembly locking device, are conducive to the assembly efficiency for promoting product.Meanwhile
The structure is easy to process, and production cost is low, it can be achieved that mass production.
In any of the above-described technical solution, it is preferable that any gland at least two glands deviates from the side of mounting groove
It is provided with link slot；Card hole is provided on the inner sidewall of link slot.
In the technical scheme, any gland at least two glands is provided with link slot away from the side of mounting groove,
And make to be provided with card hole on the inner sidewall of link slot, in this way, using in extracting tool insertion link slot, and make extracting tool
Pars contractilis is fastened in card hole, and then the purpose of disassembly gland is realized by lifting extracting tool.The structure setting reduces
The difficulty for dismantling locking device is conducive to the assembly efficiency for promoting product.Meanwhile the structure is easy to process, production cost is low, can
Realize mass production.
In any of the above-described technical solution, it is preferable that be provided with sliding slot on any gland at least two glands；Bracket
It is provided with connector compatible with sliding slot.
In the technical scheme, it is provided with sliding slot on any gland at least two glands, bracket is provided with and sliding slot
Compatible connector, since the connector of bracket can slide in sliding slot, therefore, it, can when assembling locking device and fastener
By rotary gland so that the mounting groove on gland is matched with fastener, and then all assembled with fastener in all glands
It is welded to connect the junction of head and gland, by welding again afterwards to realize that at least two glands become one by bracket
A whole purpose.The structure setting makes the assembly of locking device and fastener be not only restricted to the angle of assembling of fastener, if,
Gland is fixed relative to the position of bracket, then just determine the setting angle of the fastener of position in the inner be it is fixed,
But in actual production process, the setting angle of fastener not can guarantee and uncontrolled, therefore, by be rationally arranged bracket with
The connection structure of at least two glands, so that company of the gland relative to bracket can targetedly be adjusted according to actual use situation
Position is connect, and then improves feasibility and adaptability that product uses.
Specifically, the connectivity slot being connected with sliding slot, the company of bracket are provided on any gland at least two glands
Connector can slide into sliding slot by connectivity slot, in this way, it is achieved that dismountable structure setting of bracket and at least two glands,
Therefore can be assembled different glands and same bracket according to actual use situation, to promote the applicability that product uses.
In any of the above-described technical solution, it is preferable that bracket includes: extensible member, and the free end of extensible member is connected with gland
It connects；Actuator is connected with extensible member, for driving extensible member to stretch out or retraction.
In the technical scheme, bracket includes extensible member and actuator, wherein and actuator is connected with extensible member, in this way,
The length of extensible member can targetedly be adjusted according to specific actual use situation, so have adjusted between adjacent gland away from
From.Since the setting angle and rigging position of fastener are changed with the difference of product and the difference of application
, therefore, the length of extensible member is adjusted by actuator, and then adjust the fitted position of at least two glands, so that same anti-
Loose device can meet the connection requirement of the fastener of a variety of assembling structure forms, improve adaptability that product uses and extensively
Property, and then improve the service performance of product.
The second aspect of the present invention proposes a kind of heading equipment, comprising: cutterhead；Main shaft is connected with cutterhead；Tightly
Firmware, one end of fastener pass through cutterhead and are locked in main shaft；And it is locking as described in technical solution any in first aspect
Device, locking device are located at the other end of fastener.
Heading equipment provided by the invention because including the locking device as described in any one of first aspect, therefore has
Whole beneficial effects of above-mentioned locking device, do not do state one by one herein.
In the above-mentioned technical solutions, it is preferable that cutterhead setting is fluted；One end of fastener passes through groove and is locked at master
In axis；Locking device is located in groove, and groove is adapted with locking device；The circlip of locking device and the inner sidewall of groove
Mutually it is clamped.
In the technical scheme, by the way that groove is arranged on cutterhead, so that one end of fastener is locked at across groove
In main shaft, and it is located at locking device in groove, and the other end for making locking device be located at fastener, cutting is rationally utilized
The inner space of head, reduces locking device to the space occupancy rate of heading equipment, avoids being placed in outside cutterhead because of locking device
Portion and generation the case where increase heading equipment overall dimension, simultaneously as locking device is placed in cutterhead, therefore, it can keep away
Exempt from the case where locking device is interferenceed with the other component of heading equipment, and the locking device of groove contraposition in the inner plays
The effect of protection, avoid colliding with locking device the case where generation；Further, groove is adapted with locking device, and groove can be right
The locking device of position in the inner is limited and is fixed, to promote the stability and reliability of locking device assembly；Further,
The circlip of locking device and the inner sidewall of groove are mutually clamped, and e.g., circlip is plugged in the inner sidewall of groove, in this way can be
Locking device is fixed on the axial direction of mounting groove, the case where locking device falls off when heading equipment being avoided to work hair
It is raw.Meanwhile circlip is placed in gland away from the side of the open end of mounting groove, in this way, realizing locking device in mounting groove
Axially and radially direction on purpose that fastener is limited, improve anti-loosing effect.
Additional aspect and advantage of the invention will become obviously in following description section, or practice through the invention
Recognize.
Detailed description of the invention
Above-mentioned and/or additional aspect of the invention and advantage will become from the description of the embodiment in conjunction with the following figures
Obviously and it is readily appreciated that, in which:
Fig. 1 shows the partial cross of the locking device of one embodiment of the present of invention, cutterhead, fastener and main shaft
Figure；
Fig. 2 shows the structural schematic diagrams of the gland of one embodiment of the present of invention；
Fig. 3 shows the partial sectional view of the cutterhead of one embodiment of the present of invention.
Wherein, corresponding relationship of the Fig. 1 into Fig. 3 between appended drawing reference and component names are as follows:
1 locking device, 10 glands, 102 mounting grooves, 104 threaded holes, 20 brackets, 30 circlips, 2 cutterheads, 22 is recessed
Slot, 23 first pilot trench, 24 second pilot trench, 25 third pilot trench, 26 the 4th pilot trench, 3 main shafts, 4 fasteners.
Specific embodiment
To better understand the objects, features and advantages of the present invention, with reference to the accompanying drawing and specific real
Applying mode, the present invention is further described in detail.It should be noted that in the absence of conflict, the implementation of the application
Feature in example and embodiment can be combined with each other.
In the following description, numerous specific details are set forth in order to facilitate a full understanding of the present invention, still, the present invention may be used also
To be implemented using other than the one described here other modes, therefore, protection scope of the present invention is not by described below
Specific embodiment limitation.
The locking device 1 described according to some embodiments of the invention and heading equipment are described referring to Fig. 1 to Fig. 3.
As depicted in figs. 1 and 2, the embodiment of the present invention proposes a kind of locking device 1, comprising: at least two glands 10,
Mounting groove 102 is provided on any gland 10 at least two glands 10, mounting groove 102 is compatible tight therewith for positioning
Firmware 4；Bracket 20, at least two glands 10 are set on bracket 20.
A kind of locking device 1 provided by the invention includes at least two glands 10 and bracket 20.It is locking by being rationally arranged
The structure of device 1, so that at least two glands 10 are set on bracket 20, therefore, at least two glands 10 are connected by bracket 20
It at an entirety, interacts and can not relatively move between at least two glands 10, so that locking device 1 and tight
When firmware 4 assembles, on the one hand, since the mounting groove 102 of gland 10 is adapted with one end of fastener 4, therefore, fastener 4 is limited
In mounting groove 102 structure and relative displacement can not occur, on the other hand, since the position between at least two glands 10 is phase
To fixed, therefore, so that the fastener 4 being assembled together with locking device 1 can not relatively move, at this point, even if in weight
It carries and will not occur the case where loosening of fastener 4 impact again under the action of, and then ensure that good anti-loosing effect；Further
Ground since locking device 1 includes at least two glands 10, therefore, it can be achieved that limits multiple fastenings using a locking device 1 simultaneously
The purpose of part 4, and then reduce the number of assembly, convenient for operation, improve the efficiency of assembly and disassembly.
Specifically, the shape of multiple mounting grooves 102 is identical, therefore, using locking device 1 simultaneously with multiple isotypes
Number fastener 4 assemble；The shape of part mounting groove 102 in multiple mounting grooves 102 is identical, therefore, using a locking dress
Set the assembly of fastener 4 of 1 with fastener 4 and the part model not of the same race of part model of the same race；The shape of multiple mounting grooves 102 is each
It is not identical, therefore, it is assembled using the different fastener 4 of a locking device 1 and model.The structure setting improves product
Applicability.Wherein, corresponding gland 10 can be selected according to the model of fastener 4, and selected gland 10 is placed in tightly
On firmware 4, then bracket 20 and selected gland 10 are linked together by welding, with guarantee locking device 1 at
The stability and reliability of type.
Specifically, it is assembled using locking device 1 with the fastener 4 (such as bolt) for connecting cutterhead 2 and main shaft 3, locking dress
It sets 1 and limits the movement of bolt, and then play the role of preventing bolt looseness.Solve in the related technology because bolt easily loosen into
And the problem of leading to bolt fracture even cutterhead 2 is fallen, improve the safety and reliability that heading equipment uses.
Specifically, at least two glands 10 are set on bracket 20, which is guaranteeing bracket 20 and at least two
In the case where the assembly stability of gland 10, reduces the investment of material, thereby reduce production cost.
In specific embodiment, as shown in Fig. 2, gland 10 is concave structure.
In one embodiment of the invention, it is preferable that locking device 1, further includes: locating piece (such as circlip
30), locking device 1 is installed by locating piece.
In this embodiment, locking device 1 further includes locating piece, locking device 1 can using locating piece and other devices into
Luggage is matched, to realize the purpose of fast assembling-disassembling, be conducive to promoted assembly efficiency, and can realize locking device 1 using locating piece with
Different devices carries out repeating dismounting, to guarantee the use utilization rate of locking device 1.It specifically, can be according to specific actual use
Situation targetedly selects quantity and the setting position of locating piece, e.g., can guarantee locking device 1 to save installation space
The quantity of locating piece is reduced in the case where the stability of assembly, to promote the flexibility and adaptability that product uses.
In one embodiment of the invention, it is preferable that as shown in Figure 1, locating piece includes: circlip 30.
In this embodiment, locating piece includes: circlip 30, when locking device 1 is mutually assembled with other devices, can be incited somebody to action
Circlip 30 is placed in gland 10 away from the side of the open end of mounting groove 102, and blocks circlip 30 mutually with other devices
It closes, to realize the purpose that locking device 1 is fixed on the axial direction of mounting groove 102, avoids using locking device 1
The case where locking device 1 falls off when equipment works.Meanwhile circlip 30 is placed in the opening away from mounting groove 102 of gland 10
The side at mouth end simultaneously carries out fastener 4 on the axially and radially direction of mounting groove 102 in this way, realizing locking device 1
The purpose of limit, improves anti-loosing effect.
In one embodiment of the invention, it is preferable that locating piece includes: connecting plate (not shown), connecting plate
One end is connected with any gland 10 at least two glands 10, and the other end of connecting plate is provided with mounting hole.
In this embodiment, locating piece includes connecting plate, so that appointing in one end of connecting plate and at least two glands 10
One gland 10 is connected, and the other end of connecting plate is provided with mounting hole, in this way, screw passes through connection when installing locking device 1
The mounting hole of plate is locked in other devices, to realize the assembly of locking device 1 Yu other devices, and then is realized in mounting groove
The purpose limited on 102 axially and radially direction to fastener 4, improves anti-loosing effect.Meanwhile the structure setting can
It realizes fast assembling-disassembling and repeats the purpose of dismounting, be conducive to promote assembly efficiency.
In one embodiment of the invention, it is preferable that as shown in Fig. 2, any gland 10 at least two glands 10
On be provided with threaded hole 104, threaded hole 104 is connected with mounting groove 102.
In this embodiment, by being provided with threaded hole 104 on any gland 10 at least two glands 10, in this way
It, can be by rotating bolt compatible with threaded hole 104 to dismantle gland 10, wherein with bolt when dismantling locking device 1
Rotation, gland 10 will be moved along the axial direction of mounting groove 102 therewith, to realize the separation of gland 10 Yu fastener 4,
And then realize the purpose of disassembly locking device 1, which reduces the difficulty of disassembly locking device 1, is conducive to promotion and produces
The assembly efficiency of product.Meanwhile the structure is easy to process, production cost is low, it can be achieved that mass production.
In one embodiment of the invention, it is preferable that any gland 10 at least two glands 10 deviates from mounting groove
102 side is provided with link slot (not shown)；Card hole (not shown) is provided on the inner sidewall of link slot.
In this embodiment, any gland 10 at least two glands 10 is provided with company away from the side of mounting groove 102
Access slot, and make to be provided with card hole on the inner sidewall of link slot, in this way, using in extracting tool insertion link slot, and make to dismantle
The pars contractilis of tool is fastened in card hole, and then the purpose of disassembly gland 10 is realized by lifting extracting tool.The structure is set
The difficulty for reducing disassembly locking device 1 is set, the assembly efficiency for promoting product is conducive to.Meanwhile the structure is easy to process, production
It is at low cost, it can be achieved that mass production.
In one embodiment of the invention, it is preferable that be provided with cunning on any gland 10 at least two glands 10
Slot (not shown)；Bracket 20 is provided with connector (not shown) compatible with sliding slot.
In this embodiment, be provided with sliding slot on any gland 10 at least two glands 10, bracket 20 be provided with
The compatible connector of sliding slot, since the connector of bracket 20 can slide in sliding slot, therefore, in assembly locking device 1 and fastening
It, can be by rotary gland 10 so that the mounting groove 102 on gland 10 is matched with fastener 4, and then in all glands when part 4
10 all assembled with fastener 4 after be welded to connect the junction of head Yu gland 10 by welding again, to realize at least
Two glands 10 become the purpose of an entirety by bracket 20.The structure setting makes the assembly of locking device 1 Yu fastener 4
It is not only restricted to the angle of assembling of fastener 4, if gland 10 is fixed relative to the position of bracket 20, then just determining position
The setting angle of fastener 4 in the inner is fixed, but in actual production process, the setting angle of fastener 4 is can not
Guarantee and uncontrolled, therefore, by the way that the connection structure of bracket 20 and at least two glands 10 is rationally arranged, so that can be according to reality
Service condition targetedly adjusts link position of the gland 10 relative to bracket 20, and then improves the feasibility that product uses
And adaptability.
Specifically, the connectivity slot being connected with sliding slot, bracket are provided on any gland 10 at least two glands 10
20 connector can slide into sliding slot by connectivity slot, in this way, being achieved that the detachable of bracket 20 and at least two glands 10
Structure setting, therefore, different glands 10 and same bracket 20 can be assembled according to actual use situation, to promote product
The applicability used.
In one embodiment of the invention, it is preferable that bracket 20 includes: extensible member (not shown), extensible member
Free end is connected with gland 10；Actuator (not shown), is connected with extensible member, for driving extensible member to stretch out or returning
Contracting.
In this embodiment, bracket 20 includes extensible member and actuator, wherein and actuator is connected with extensible member, in this way,
The length of extensible member can targetedly be adjusted according to specific actual use situation, so have adjusted between adjacent gland 10 away from
From.Since the setting angle and rigging position of fastener 4 are changed with the difference of product and the difference of application
, therefore, the length of extensible member is adjusted by actuator, and then adjust the fitted position of at least two glands 10, so that same
Locking device 1 can meet the connection requirement of the fastener 4 of a variety of assembling structure forms, improve adaptability that product uses and wide
General property, and then improve the service performance of product.
As shown in Figure 1, embodiment according to the second aspect of the invention, it is also proposed that a kind of heading equipment, comprising: cutterhead
2；Main shaft 3 is connected with cutterhead 2；Fastener 4, one end of fastener 4 pass through cutterhead 2 and are locked in main shaft 3；And this hair
Locking device 1 described in bright first aspect embodiment, locking device 1 are located at the other end of fastener 4.
Heading equipment provided by the invention because including the locking device 1 as described in first aspect embodiment, therefore has upper
The whole beneficial effects for stating locking device 1, do not do state one by one herein.
In one embodiment of the invention, it is preferable that as shown in Figure 1, cutterhead 2 is arranged fluted 22；Fastener 4
One end passes through groove 22 and is locked in main shaft 3；Locking device 1 is located in groove 22, and groove 22 is adapted with locking device 1；It is anti-
The circlip 30 of loose device 1 is mutually clamped with the inner sidewall of groove 22.
In the technical scheme, by the way that groove 22 is arranged on cutterhead 2, so that one end of fastener 4 passes through groove 22
It is locked in main shaft 3, and is located at locking device 1 in groove 22, and the other end for making locking device 1 be located at fastener 4, close
The inner space of cutterhead 2 is utilized in reason, reduces locking device 1 to the space occupancy rate of heading equipment, avoids because of locking dress
The generation of 1 the case where being placed in the outside of cutterhead 2 and increasing heading equipment overall dimension is set, simultaneously as locking device 1 is placed in
In cutterhead 2, therefore, it can avoid the case where locking device 1 is interferenceed with the other component of heading equipment, and groove 22 aligns
Locking device 1 in the inner plays the role of protection, avoid colliding with locking device 1 the case where generation；Further, groove 22 with
Locking device 1 is adapted, and groove 22 can align locking device 1 in the inner and be limited and be fixed, to promote the dress of locking device 1
The stability and reliability matched；Further, the circlip 30 of locking device 1 is mutually clamped with the inner sidewall of groove 22, e.g., bullet
Property retaining ring 30 is plugged in the inner sidewall of groove 22, can consolidate on the axial direction of mounting groove 102 to locking device 1 in this way
Calmly, the case where locking device 1 falls off when heading equipment being avoided to work.Meanwhile circlip 30 is placed in gland 10 away from peace
The side of the open end of tankage 102, in this way, realizing locking device 1 on the axially and radially direction of mounting groove 102 to fastening
The purpose that part 4 is limited, improves anti-loosing effect.
In specific embodiment, as shown in figure 3, groove 22 includes the first pilot trench 23, the second pilot trench 24, third pilot trench 25 and the
Four pilot trench 26.Wherein, gland 10 is located in the first pilot trench 23, and circlip 30 is located in the second pilot trench 24, and fastener 4 is located at the
In three pilot trench 25, bracket 20 is located in the 4th pilot trench 26.
In specific embodiment, fastener 4 is bolt, as shown in Figure 1, increase locking device 1 in 2 front end of cutterhead, it is locking
Device 1 includes gland 10, connecting rod and circlip 30.Wherein, gland 10 is stuck on bolt head after tightening bolt, and made
Gland 10 and bolt head clamping；Bracket 20 is for connecting at least two glands 10, by bracket 20 and at least two glands after connection
10 are welding as one, and prevent bolt looseness；Circlip 30 is pressed on the side that gland 10 deviates from mounting groove 102, prevents gland 10 from falling
It falls.
In specific embodiment, as shown in Figure 1, cutting head assembly includes main shaft 3, cutterhead 2, bolt, circlip 30, branch
Frame 20, gland 10, heading equipment include 2 component of cutterhead.Wherein, main shaft 3 is by bolt and cutterhead 2 mutually conjunction, bolt
Gland 10 is placed in the first pilot trench 23 after tightening, and is stuck in the head of bolt；Secondly pacify in the 4th pilot trench 26 of cutterhead 2
Bracket 20 is filled, and bracket 20 and gland 10 are welded, circlip finally is installed in the second pilot trench 24 of cutterhead 2
30。
In specific embodiment, as shown in Fig. 2, gland 10 is equipped with mounting groove 102, the width and bolt head of mounting groove 102
The spacing in opposite sides face is identical, while the central part of gland 10 is equipped with threaded hole 104, and threaded hole 104 is used to dismantle gland 10.
In specific embodiment, conjunction bolt can be played effective and reliable anti-loose effect to cutterhead 2 by locking device 1, knot
Structure is simple and practical, is easy to dismount, while can adapt to the working environment of heading equipment, can be repeated as many times and use, set to raising
Standby reliability, safety and the construction efficiency used plays an important role.
In specific embodiment, circlip 30 is circlip.
In the present invention, term " multiple " then refers to two or more, unless otherwise restricted clearly.Term " peace
Dress ", " connected ", " connection ", the terms such as " fixation " shall be understood in a broad sense, can also be with for example, " connection " may be a fixed connection
It is to be detachably connected, or be integrally connected；" connected " can be directly connected, can also be indirectly connected through an intermediary.It is right
For those skilled in the art, the specific meanings of the above terms in the present invention can be understood according to specific conditions.
In the description of this specification, the description of term " one embodiment ", " some embodiments ", " specific embodiment " etc.
Mean that particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least one reality of the invention
It applies in example or example.In the present specification, schematic expression of the above terms are not necessarily referring to identical embodiment or reality
Example.Moreover, description particular features, structures, materials, or characteristics can in any one or more of the embodiments or examples with
Suitable mode combines.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any to repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of locking device characterized by comprising
At least two glands are provided with mounting groove on any gland at least two gland, and the mounting groove is for fixed
Position compatible fastener therewith；
Bracket, at least two gland are arranged on the bracket.
2. locking device according to claim 1, which is characterized in that further include:
Locating piece, the locking device are installed by the locating piece.
3. locking device according to claim 2, which is characterized in that
The locating piece includes: circlip.
4. locking device according to claim 2, which is characterized in that
The locating piece includes:
Connecting plate, one end of the connecting plate are connected with any gland at least two gland, the connecting plate
The other end is provided with mounting hole.
5. locking device according to any one of claim 1 to 4, which is characterized in that
Threaded hole is provided on any gland at least two gland, the threaded hole is connected with the mounting groove.
6. locking device according to any one of claim 1 to 4, which is characterized in that
Any gland at least two gland is provided with link slot away from the side of the mounting groove；
Card hole is provided on the inner sidewall of the link slot.
7. locking device according to any one of claim 1 to 4, which is characterized in that
Sliding slot is provided on any gland at least two gland；
The bracket is provided with connector compatible with the sliding slot.
8. locking device according to any one of claim 1 to 4, which is characterized in that
The bracket includes:
Extensible member, the free end of the extensible member are connected with the gland；
Actuator is connected with the extensible member, for driving the extensible member to stretch out or retraction.
9. a kind of heading equipment characterized by comprising
Cutterhead；
Main shaft is connected with the cutterhead；
Fastener, one end of the fastener pass through the cutterhead and are locked in the main shaft；
And such as locking device described in any item of the claim 1 to 8, the locking device are located at the another of the fastener
End.
10. heading equipment according to claim 9, which is characterized in that
The cutterhead setting is fluted；
One end of the fastener passes through the groove and is locked in the main shaft；
The locking device is located in the groove, and the groove is adapted with the locking device；
The circlip of the locking device and the inner sidewall of the groove are mutually clamped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910214291.7A CN109931073B (en) | 2019-03-20 | 2019-03-20 | Anti-loosening device and tunneling equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910214291.7A CN109931073B (en) | 2019-03-20 | 2019-03-20 | Anti-loosening device and tunneling equipment |
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| Publication Number | Publication Date |
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| CN109931073A true CN109931073A (en) | 2019-06-25 |
| CN109931073B CN109931073B (en) | 2021-01-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910214291.7A Active CN109931073B (en) | 2019-03-20 | 2019-03-20 | Anti-loosening device and tunneling equipment |
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| Country | Link |
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| CN (1) | CN109931073B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110206541A (en) * | 2019-06-28 | 2019-09-06 | 三一重型装备有限公司 | Cutting mechanism and development machine |
| CN110374593A (en) * | 2019-08-29 | 2019-10-25 | 三一重型装备有限公司 | Development machine internal spraying water supply system and development machine |
| CN112832686A (en) * | 2020-07-23 | 2021-05-25 | 中石化江钻石油机械有限公司 | Quick-change roller bit and rotary drilling rig |
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| CN112832686A (en) * | 2020-07-23 | 2021-05-25 | 中石化江钻石油机械有限公司 | Quick-change roller bit and rotary drilling rig |
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|---|---|
| CN109931073B (en) | 2021-01-05 |
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Denomination of invention: Anti loosening device and excavation equipment Effective date of registration: 20231212 Granted publication date: 20210105 Pledgee: Shenyang Santaizi Sub Branch of China Everbright Bank Co.,Ltd. Pledgor: Sany Heavy Equipment Co.,Ltd. Registration number: Y2023210000339 |