CN218359736U - Pick tooth blade holder, pick tooth blade device and breaker - Google Patents

Abstract

The utility model relates to a breaker technical field, in particular to pick tooth blade holder, pick tooth sword device and breaker, a pick tooth blade holder for the installation picks tooth blade, its characterized in that: the tooth picking cutter device comprises a base and a clamping structure arranged on one side of the base, the clamping structure and the base are enclosed to form a clamping space with an opening, and the other side of the base is provided with an inserting part communicated with the clamping space, so that a blade can be detachably inserted into the clamping space from the inserting part and is connected to the tooth picking cutter seat. The blade is detachably connected with the tooth picking blade seat through the inserting part, so that after part of the blade of the tooth picking blade is damaged, the maintenance of the tooth picking blade device can be completed only by detaching the damaged part of the blade and replacing the damaged part of the blade with a perfect blade, and the maintenance cost is greatly saved.

Description

Pick tooth blade holder, pick tooth blade device and breaker

[ technical field ] A method for producing a semiconductor device

The utility model relates to a breaker technical field, in particular to pick tooth blade holder, pick tooth sword device and breaker.

[ background of the invention ]

In recent years, with the customer more and more attach importance to the product quality of raw and other materials titanium sponge, the crushing technique of titanium sponge has decisive influence to properties such as titanium sponge product appearance, granularity, packing density, and the breaker is the professional equipment who is used for broken titanium sponge, wherein large-scale breaker primary structure is including picking tooth sword device and broken sword device, broken sword device and picking tooth sword device mutually support in order to reach the purpose of broken titanium sponge, but at broken titanium sponge's in-process, partial sponge granule card can appear between the blade disc of broken sword device, some intervals between the blade disc that lead to some broken sword devices grow, some intervals reduce. Therefore, the tooth picking blades are tightly leaned against the crushing cutter head when the crusher works, the two workpieces are mutually rubbed and heated after long-time work, the temperature is increased, the tooth picking blades and the crushing cutter head are damaged, and the quality of the crushed titanium sponge is greatly influenced;

for the existing tooth picking cutter device, a plurality of blades are arranged on the same base at the same time and are connected by adopting a welding process, the welded blades are easy to deform, and the distances between the blades are different, so that the blades are abutted against a cutter head of the crusher. Meanwhile, when one of the teeth picking blades is damaged, the whole teeth picking blade device needs to be replaced completely, so that the maintenance cost is high.

[ Utility model ] content

In order to solve the technical problem that the maintenance cost of the tooth picking cutter device is higher, the utility model provides a tooth picking cutter holder, tooth picking cutter device and crusher.

The utility model provides a technical problem's scheme provides a pick tooth blade holder for install the blade, pick tooth blade holder include the base and set up in screens structure on base one side, screens structure and base enclose to close to form and have open-ended screens space, the grafting portion that is linked together with the screens space is seted up to opposite side on the base is used for the blade to dismantle the follow grafting portion gets into thereby the screens space is connected to pick tooth blade holder.

Preferably, the blocking structure and the base are integrally formed.

The utility model discloses a solve above-mentioned problem and still provide a pick tooth sword device, include the blade and as aforesaid a pick tooth blade holder, blade detachably gets into from grafting portion pick the screens space of tooth blade holder, just the blade is at least partly followed the opening expose in the screens space.

Preferably, the clamping structure encloses to form at least 2 clamping spaces; the plug parts are arranged to correspond to the clamping spaces one by one, one side of each plug part, which is close to the clamping space, is provided with a plug port, and each plug part is communicated with each clamping space through the plug port;

or the number of the inserting parts is one, one side of the inserting part, which is close to the clamping spaces, is provided with inserting ports which are in one-to-one correspondence with the clamping spaces, and the inserting parts are communicated with the clamping spaces through the inserting ports.

Preferably, the screens structure include first screens piece and with two at least second screens pieces that first screens piece set up relatively, wherein the interval sets up between the second screens piece, still be provided with the baffle in the interval space between the second screens piece, and the baffle extends towards first screens piece direction and links to each other with first screens piece, second screens piece, baffle and base enclose jointly and close and form the screens space.

Preferably, the blade includes a working portion and a limiting portion engaged with the insertion portion, the blade is connected to the tooth picking tool holder, the limiting portion is located in the insertion portion and abutted against an inner wall of the insertion portion, and at least a portion of the working portion is exposed from the opening to the outside of the clamping space.

Preferably, the cross-sectional area of the working part is smaller than or equal to the area of the socket, and the area of one side face, away from the working part, of the limiting part is larger than the area of the socket.

Preferably, after the blade is connected to the tooth picking tool apron, the blade abuts against the circumferential wall of the clamping structure, and the abutting surfaces are all set to be planes.

Preferably, the thickness of the second capture block is equal to the thickness of the blade.

The utility model provides a solve above-mentioned problem and still provide a breaker, including the body and set up in as aforementioned on the body pick the tooth blade holder or as aforementioned pick the tooth sword device.

Compared with the prior art, the utility model provides a pair of pick tooth blade holder, pick tooth sword device and breaker has following advantage:

1. the embodiment of the utility model provides a pair of pick tooth blade holder, a be used for dismantling and connect the blade, wherein when installing the blade, the blade gets into the screens space from the grafting portion of picking tooth blade holder, carry on spacingly with the screens space through grafting portion simultaneously to the blade, make the blade also very firm for picking tooth blade holder position, the blade also can be dismantled simultaneously and connect on picking tooth blade holder, make after wherein partial blade damages, only need to dismantle the partial blade that should damage and get off to change intact blade and can accomplish the maintenance, very big saving cost of maintenance.

2. The embodiment of the utility model provides a pair of pick tooth blade holder, screens structure and base integrated into one piece have strengthened intensity and steadiness on picking tooth blade holder overall structure.

3. The embodiment of the utility model provides a still provide a pick tooth sword device, including pick tooth blade holder and can dismantle a plurality of blades of connecting on pick tooth blade holder, can understand, compare in before pick tooth sword device only have blade and blade holder to the blade is the welding on the blade holder, and partly damages and just needs whole the changing, and the utility model discloses do very big improvement on this basis, decompose to get off the setting with a part structure of blade and form such as above-mentioned screens structure on pick tooth blade holder, and another part constitutes a new blade, and this blade is that the grafting portion detachable that the accessible set up on one side of the base installs on pick tooth blade holder, and a part of blade is arranged in the screens space that the screens structure surrounds, also before just, the partial structure that belongs to the blade improves now to belong to the partial structure on the pick tooth blade holder now, not only can be used to the position of firm blade, also for before the pick tooth sword device on the whole appearance difference of pick tooth is not big, simultaneously the utility model discloses the blade after the improvement can dismantle and connect on the pick tooth blade holder, this makes the damage of pick tooth knife device wherein the damage of blade save the blade and the cost of the change the blade is partial.

2. The embodiment of the utility model provides a pair of pick serrated knife device, wherein the screens structure encloses to close and forms a plurality of screens space, every screens space all with a blade one-to-one, grafting portion can be provided with a plurality ofly, every grafting portion is corresponding with a screens space, such structure setting can make the installation of blade more firm, perhaps can set up a grafting portion, it is linked together in each screens space respectively to have seted up a plurality of openings in grafting portion, such setting can save the raw and other materials of preparation pick serrated knife seat, and the structure is also simpler.

5. The embodiment of the utility model provides a pick tooth sword device, the cross-sectional area of work portion is less than or equal to the area of interface, and the area of a side face of spacing portion far away from work portion is greater than the area of interface; the arrangement enables the working part to easily penetrate through the interface during installation, and the limiting part cannot penetrate through the interface due to the fact that one side of the limiting part is larger than the area of the interface, and the purpose of limiting the blade is achieved.

6. The embodiment of the utility model provides a pair of pick tooth sword device, blade are connected and are being picked the back on the tooth blade holder, and the blade simultaneously with first screens piece, second screens piece and baffle looks butt, and the face of mutual butt all sets up to the plane, makes the position of blade more firm like this, and sets up to convenient dismantlement and installation in plane.

7. The embodiment of the utility model provides a still provide a breaker, have with the foretell same beneficial effect of tooth knife device of picking, do not do the perk at the time.

[ description of the drawings ]

Fig. 1 is a schematic perspective view of a tooth picking tool holder according to a first embodiment of the present invention.

Fig. 2 is a schematic perspective view of a tooth picking tool apron according to a first embodiment of the present invention.

Fig. 3 is a schematic perspective view of a tooth picking knife device according to a second embodiment of the present invention.

Fig. 4 is a schematic perspective view of a blade of a tooth picking knife device according to a second embodiment of the present invention.

Fig. 5 is a side view of a blade and a tooth picking tool seat of a tooth picking tool device according to a second embodiment of the present invention.

Fig. 6 is a block diagram of a crusher according to a third embodiment of the present invention.

The attached drawings indicate the following:

1. a tooth picking cutter device; 2. a crusher;

10. a blade; 20. a tooth picking cutter seat; 21. a body;

101. a working part; 102. a limiting part; 201. a base; 202. a clamping structure;

2011. a plug-in part; 2012. an interface;

2021. a first bit block; 2022. a second bit block; 2023. a partition plate; 2024. a clamping space; 2025. and (4) opening.

[ detailed description ] A

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and the embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

It is to be noted that the terms "first" and "second" and the like in the description and the claims of the present invention are used for distinguishing different objects, and are not used for describing a specific order.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

In the present invention, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings. These terms are used primarily to better describe the invention and its embodiments, and are not intended to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in the present invention can be understood by those of ordinary skill in the art as appropriate.

Furthermore, the terms "mounted," "disposed," "provided," "connected," and "connected" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.

Referring to fig. 1-2, a first embodiment of the present invention provides a pick holder 20 for mounting a blade, the pick holder 20 includes a base 201 and a clamping structure 202 disposed on one side of the base 201, the clamping structure 202 encloses a clamping space 2024 with an opening 2025, and an insertion portion 2011 disposed on the other side of the base 201 and communicated with the clamping space 2024 is used for the blade to be detached and enter the clamping space 2024 from the insertion portion 2011 so as to be connected to the pick holder 20.

It can be understood that the utility model discloses the first embodiment provides a pick tooth blade holder 20 for can dismantle the connection blade, wherein when connecting the blade, the blade gets into screens space 2024 from the grafting portion 2011 of picking tooth blade holder 20, carry on spacingly simultaneously with screens space 2024 through grafting portion 2011, make the blade also very firm for picking tooth blade holder 20 position, the blade also can dismantle to connect on picking tooth blade holder 20 simultaneously, make after wherein part blade damages, only need to dismantle the part blade of this damage and get off and change intact blade and can accomplish the maintenance, very big saving cost of maintenance.

Specifically, the base 201 and the position-locking structure 202 are integrally formed, so that the overall structure of the pick holder 20 is more stable, and the service life of the pick holder 20 is prolonged.

Referring to fig. 1-5, a tooth picking blade device 1 according to a second embodiment of the present invention includes a blade 10 and a tooth picking blade holder 20 according to the first embodiment, wherein the blade 10 is connected to the tooth picking blade holder 20 and at least a portion of the blade 10 is exposed out of an opening 2025 in a clamping space 2024.

Further, in the present embodiment, the blocking structure 202 encloses to form at least 2 blocking spaces 2024, the number of the blades corresponds to the number of the blocking spaces 2024 one by one, that is, the number of the blocking spaces 2024 is set to connect the blades of the corresponding number.

In the clamping space 2024 formed by the clamping structure 202, the blade can be firmly fixed on the tooth picking tool apron 20, and the position of the blade is limited, so that the blade 10 is prevented from deformation, deviation and the like during working.

Specifically, in this embodiment, the number of the plug-in portions 2011 is one, the side of the plug-in portion, which is close to the clamping space 2024, is provided with the plug-in ports 2012 which correspond to each clamping space 2024 one by one, and the plug-in portions 2011 and the clamping spaces 2024 are communicated through the plug-in ports 2012.

It can be understood that, by providing the plug-in part 2011 for detachably connecting the blade 10, and the plug-in part 2011 also belongs to a groove structure relative to the base 201, when the blade 10 is matched with the plug-in part 2011, the limiting part 102 of the blade 10 is placed in the groove structure of the plug-in part 2011, that is, the limiting part 102 does not protrude from the side where the plug-in part 2011 is provided relative to the base 201.

In another specific implementation, the plug 2011 may be configured to correspond to each of the locking spaces 2024 one by one, a plug 2012 is disposed on one side of each plug 2011 close to the locking space 2024, and each plug 2011 is communicated with each locking space 2024 through the plug 2012;

this has the advantage that each blade 10 can be fitted with a separate plug 2011, which makes it possible to secure the blade 10 more firmly.

In a specific embodiment, the base 201 may further have a plurality of threaded holes, and the threaded rod is used to pass through the threaded holes and then cooperate with the threaded holes on the crusher to fix the pick holder 20, so as to prevent the pick holder 20 from shaking on the crusher through the plurality of threaded holes.

Furthermore, the locking structure 202 includes a first locking block 2021 and at least two second locking blocks 2022 disposed opposite to the first locking block 2021, wherein the second locking blocks 2022 are disposed at intervals, a partition 2023 is further disposed in an interval gap between the second locking blocks 2022, the partition 2023 extends toward the first locking block 2021 and is connected to the first locking block 2021, and the first locking block 2021, the second locking block 2022, the partition 2023 and the base 201 together enclose a locking space 2024.

Specifically, the spacing distance between the second detent blocks 2022 is equal, and the distance between each second detent block 2022 and the first detent block 2021 is equal.

Further, the inserting opening 2012 is spaced apart by a distance equal to the thickness of the partition 2023, so that when the blade 10 enters the clamping space 2024 from the inserting opening 2012, the blade can just abut against the partition 2023, and the blade is firmly fixed.

Specifically, in this embodiment, the first engaging block, the second engaging block, the partition and the base are integrally formed.

Understandably, because the pick holder 20 is used for mounting a blade and is an important structure for high-strength work on a crusher, other connection modes such as common welding and the like can easily cause damage during work, and the integral forming arrangement is adopted, so that the strength of the pick holder 20 is enhanced, and the damage is not easy to occur under the action of external force.

Specifically, as shown in fig. 5, the blade 10 is divided into regions by dotted lines, wherein the blade 10 includes a working portion 101 and a limiting portion 102 engaged with the insertion portion 2011, after the blade 10 is connected to the pick holder 20, the limiting portion 102 is located in the insertion portion 2011 and abuts against an inner wall of the insertion portion 2011, and the working portion 101 is located at least partially outside the clamping space 2024.

It is understood that the position-limiting portion 102 of the blade 10 is engaged with the insertion portion 2011 of the pick holder 20, and the position-limiting portion 102 is not used for work and only serves to fix the work portion 101. Specifically, when the limiting portion 102 is engaged with the inserting portion 2011, the inner wall of the middle limiting portion 102 abuts against the inner wall of the inserting portion 2011, so that the blade 10 is fixed very stably, and the blade 10 is prevented from shaking relative to the pick holder 20.

Wherein, the working part 101 and the limiting part 102 belong to an integrated molding, so as to improve the overall structural strength of the blade 10, adapt to the high-strength work of the crusher, and prolong the service life.

Specifically, after the blade 10 is connected to the pick holder 20, the two opposite ends of the blade working portion 101 abut against the first blocking block 2021 and the second blocking block 2022, respectively, and the partition 2023 is located in the gap between the blade 10 and abuts against the blade 10, or the blade is located in the gap between the partition 2023 and abuts against the partition 2023, wherein the first blocking block and the second blocking block make the blade more stable on the pick holder 20, and the partition 2023 also serves to prevent the distance between the blade 10 and the blade 10 from increasing or decreasing during operation, thereby prolonging the service life of the blade 10.

When the pick knife 1 is mounted on the crusher, the side of the base 201 provided with the insertion part 2011 is mounted towards the crusher, so that the crusher can directly abut against the side of the limiting part 102 on the blade 10 away from the working part 101, and the blade 10 is prevented from falling off from the pick knife holder 20.

It can be understood, compare in the tooth-picking knife device before only blade and tooth-picking blade holder, and the blade is welded on tooth-picking blade holder, and a part damages and just needs whole changing, and the utility model discloses make very big improvement on this basis, as shown in fig. 4, under current technique, blade 10 and screens structure 202 originally belong to an organic whole, also the screens structure 202 belongs to a part of blade 10, and in the utility model discloses, set up screens structure 202 on base 201, belong to a part structure of tooth-picking blade holder 20, and this blade 10 is that the accessible sets up grafting portion 2011 detachable installation in base 201 one side installs on tooth-picking blade holder 20, and a part of blade 10 is located screens space 2024 that screens structure 202 surrounds, also before this screens structure that belongs to blade 10 improves now to a part structure that belongs to on tooth-picking blade holder 20 for the firm structure that belongs to, this screens structure 201 not only can be used to the position of blade 10, also for the tooth-picking blade 10 when the appearance of this knife device before is damaged, the blade 10 is the maintenance cost of the improvement of blade 10 that the tooth-picking blade 10 is the intact and the maintenance that has just can be realized on the whole when this cutter device is damaged, wherein the cost saving greatly to the blade 1.

It should be noted that the blades and the tooth picking cutter holder are connected in a welding manner, and the welding means that the blades and the tooth picking cutter holder are welded together in a high-temperature manner, so that the blades are deformed no matter how the blades are welded, that is, the distance between the blades and the blade is completely influenced by welding, and the blades cannot be guaranteed to completely conform to a precise distance matched with a cutter head of the crushing cutter device, so that the friction between the cutter head of the crushing cutter device and the blade of the tooth picking cutter device during working is easily caused, the temperature is increased due to the friction, the color of crushed titanium sponge particles is easily yellowed, and the profitability is not facilitated.

Further, the cross-sectional area of the working part 101 is smaller than or equal to the area of the socket 2012, and the area of a side surface of the limiting part 102 away from the working part 101 is larger than the area of the socket 2012.

The cross-sectional area of the working part 101 can also be understood as the area of the side surface of the working part 101 abutting against the limiting part 102, and the cross-sectional area of the working part 102 is smaller than or equal to the area of the socket 2012, so that the working part 101 can easily pass through the socket 2012 during installation, and the limiting part 102 cannot pass through the socket 2012 due to the fact that one side of the limiting part 102 is larger than the area of the socket 2012, namely, the purpose of limiting the blade 10 is achieved, and the blade 10 is prevented from passing through from the socket 2012 directly.

Specifically, in the embodiment, a side surface area of the limiting portion 102 close to the working portion 101 is larger than a side surface area of the working portion 101 close to the limiting portion 102, so that the limiting portion 102 cannot pass through the inserting port 2012, the limiting portion 102 is firmly limited in the inserting portion 2011, and the working portion 101 can completely pass through the inserting port 2012.

In another embodiment, a side surface of the position-limiting portion 102 close to the working portion 101 may have an area equal to an area of a side surface of the working portion 101 close to the position-limiting portion 102, and the position-limiting portion 102 may be configured to have a structure in which the cross-sectional area thereof gradually increases as it gets closer to a side surface of the position-limiting portion 102 far from the working portion 101, so as to prevent the position-limiting portion 102 from passing through the insertion opening 2012.

The height of the side of the partition 2023 close to the second detent block 2022 relative to the base 201 is less than the height of the second detent block 2022 relative to the base 201, and the height of the side of the partition 2023 close to the first detent block 2021 relative to the base 201 is equal to the height of the first detent block 2022 relative to the base 201.

Specifically, the thickness of the second detent block 2022 is equal to the thickness of the blade 10.

It can be understood that, when the second blocking block 2022 abuts against the blade 10, the side of the blade 10 of the second blocking block 2022 close to the second blocking block 2022 completely abuts against, and reaches the highest abutting area, thereby enhancing the structural stability.

It can be understood that, two of the second blocking blocks 2022 and the partition plate 2023 enclose to form a groove, and two of the blades 10 and the partition plate 2023 also enclose to form a groove, and the two grooves are communicated with each other, and the mutually communicated groove may also be referred to as a working groove, when the teeth picking cutter device 1 is actually applied to a crusher to work, the working groove cooperates with a cutter head of a crushing cutter on the crusher, that is, the portion of the blade 10 exposed out of the blocking space 2024 cooperates with a gap between the cutter heads of the crushing cutter device, so as to remove a titanium sponge material blocked between the cutter heads of the crushing cutter device, and if the thickness of the second blocking block 2022 is not equal to that of the blade 10, the abutting part of the second blocking block 2022 and the blade 10 may block and damage the blade of the crushing cutter, or cause the crushed raw material particles to be blocked at the abutting part of the second blocking block 2022 and the blade 10.

Further, after the blade 10 is connected to the pick holder 20, the blade 10 is simultaneously abutted against the first retaining block 2021, the second retaining block 2022 and the partition 2023, and the abutted surfaces are all set to be flat.

It can be understood that the surface joints where the blade 10 abuts against the first blocking block, the blade 10 abuts against the second blocking block 2022, and the blade 10 abuts against the partition 2023 are all set to be flat, so that the blade 10 can be conveniently dismounted and mounted, the resistance in dismounting and mounting is small, and at the same time, the blade can abut against each other more completely without any gap.

Further, in this embodiment, the first blocking block 2021, the second blocking block 2022 and the partition 2023 are integrally formed, and the strength of the structure is higher by adopting the integrally formed manner, so that the structure is not easily damaged during use, and the service life is prolonged.

Specifically, after the blade 10 is attached to the pick holder 20, the blade 10 is perpendicular to the base 201.

Referring to fig. 6, a crusher 2 according to a third embodiment of the present invention includes a main body 21 and a pick holder 20 disposed on the main body 21, or a pick device 1 according to the second embodiment.

Specifically, in a specific embodiment, the crusher 2 further includes a crushing knife (not shown) that cooperates with the tooth picking knife device 1, wherein two second blocking blocks 2022 and a partition 2023 of the tooth picking knife 1 enclose to form a trough, and two blades 10 and the partition 2023 also enclose to form a trough, and the two troughs are communicated with each other, and the mutually communicated troughs may also be referred to as working troughs, when the tooth picking knife 1 is actually applied to the crusher to work, the blades of the crushing knife rotate into the working troughs, that is, the blades 10 of the tooth picking knife device 1 also enter into gaps between knife discs of the crushing knife device, so as to remove raw materials between the knife discs of the crushing knife device.

The crusher 2 also has the same beneficial effects as the tooth picking cutter device 1 or the tooth picking cutter holder 20, which are not described herein again.

Compared with the prior art, the utility model provides a pair of pick tooth blade holder, pick tooth sword device and breaker has following advantage:

1. the embodiment of the utility model provides a pair of pick tooth blade holder, a be used for dismantling and connect the blade, wherein when installing the blade, the blade gets into the screens space from the grafting portion of picking tooth blade holder, carry on spacingly with the screens space through grafting portion simultaneously to the blade, make the blade also very firm for picking tooth blade holder position, the blade also can be dismantled simultaneously and connect on picking tooth blade holder, make after wherein partial blade damages, only need to dismantle the partial blade that should damage and get off to change intact blade and can accomplish the maintenance, very big saving cost of maintenance.

2. The embodiment of the utility model provides a pair of pick tooth blade holder, screens structure and base integrated into one piece have strengthened intensity and steadiness on picking tooth blade holder overall structure.

3. The embodiment of the utility model provides a still provide a pick tooth sword device, including pick tooth blade holder and can dismantle a plurality of blades of connecting on the pick tooth blade holder, can understand, compare in before pick tooth sword device only have blade and blade holder, and the blade is welded on the blade holder, partly damage just needs whole change, and the utility model discloses do very big improvement on this basis, decompose a partial structure of blade and get off the setting and form as above-mentioned clamping structure on the pick tooth blade holder, and another part constitutes a new blade, and this blade is that the grafting portion detachable that the accessible set up in base one side installs on the pick tooth blade holder, and a part of blade is located the screens space that clamping structure surrounded, also before the partial structure improvement that belongs to the blade now for belong to the partial structure on the pick tooth blade holder, not only can be used for the position of firm blade, also simultaneously for before the pick tooth sword device on the whole outward appearance difference is not big, simultaneously the utility model discloses the blade after the improvement is detachable connects on the pick tooth blade holder, makes this damage of the pick tooth blade wherein the partial damage of the cost of dismantling the blade and can only need to practice thrift the maintenance cost of blade after this.

2. The embodiment of the utility model provides a pair of pick tooth sword device, wherein the screens structure encloses to close and forms a plurality of screens space, every screens space all with a blade one-to-one, grafting portion can be provided with a plurality ofly, every grafting portion is corresponding with a screens space, such structure setting can make the installation of blade more firm, perhaps can set up a grafting portion, it is linked together in each screens space respectively to have seted up a plurality of openings in grafting portion, such setting can save the raw and other materials of preparation pick tooth blade holder, and the structure is also simpler.

5. The embodiment of the utility model provides a pick tooth sword device, the cross-sectional area of work portion is less than or equal to the area of interface, and the area of a side face of spacing portion far away from work portion is greater than the area of interface; the arrangement is such that the working part can easily pass through the plug-in interface when the blade is installed, and the limiting part can not pass through the plug-in interface because one side of the limiting part is larger than the area of the plug-in interface, namely, the purpose of limiting the blade is achieved.

6. An embodiment of the utility model provides a pair of pick serrated knife device, blade are connected back on picking serrated knife seat, the blade simultaneously with first screens piece, second screens piece and baffle looks butt, and the face of mutual butt all sets up to the plane, make the position of blade more firm like this, and set up to convenient dismantlement and the installation in plane.

7. The embodiment of the utility model provides a still provide a breaker, have with the foretell same beneficial effect of tooth knife device of picking, do not do the perk at the time.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, and improvements made within the principle of the present invention should be included within the protection scope of the present invention.

Claims (10)

1. The utility model provides a pick tooth blade holder for install the blade, its characterized in that: the tooth picking tool holder comprises a base and a clamping structure arranged on one side of the base, the clamping structure and the base are enclosed to form a clamping space with an opening, and the other side of the base is provided with an inserting part communicated with the clamping space, so that a blade can be detachably inserted into the clamping space from the inserting part and is connected to the tooth picking tool holder.

2. The tooth picking tool holder as claimed in claim 1, wherein: the screens structure with base integrated into one piece.

3. A pick tooth sword device which characterized in that: the tooth picking tool comprises a blade and the tooth picking tool holder as claimed in claim 1, wherein the blade detachably enters the clamping space of the tooth picking tool holder from the insertion part, and at least part of the blade is exposed out of the clamping space from the opening.

4. The pick knife device of claim 3, wherein: the clamping structures enclose to form at least 2 clamping spaces; the insertion parts are arranged to correspond to the clamping spaces one by one, one side of each insertion part, which is close to the clamping space, is provided with an insertion port, and each insertion part is communicated with each clamping space through the insertion port; or

The plug-in part sets up to one, the plug-in part is close to one side in screens space sets up with every the interface of screens space one-to-one, plug-in part with the screens space passes through the interface intercommunication.

5. The pick knife device of claim 3, wherein: the screens structure include first screens piece and with two at least second screens pieces that first screens piece set up relatively, wherein the interval sets up between the second screens piece, still be provided with the baffle in the interval space between the second screens piece, and the baffle extends towards first screens piece direction and links to each other with first screens piece, second screens piece, baffle and base enclose jointly and close and form the screens space.

6. The pick knife device of claim 4, wherein: the blade comprises a working part and a limiting part matched with the inserting part, the blade is connected to the tooth picking cutter holder, the limiting part is located in the inserting part and abutted against the inner wall of the inserting part, and at least part of the working part is exposed out of the clamping space from the opening.

7. The pick knife device of claim 6, wherein: the cross-sectional area of the working part is smaller than or equal to the area of the interface, and the area of one side surface of the limiting part far away from the working part is larger than the area of the interface.

8. The pick knife device of claim 3, wherein: after the blade is connected to the tooth picking tool apron, the blade is abutted against the peripheral wall of the clamping structure, and the surfaces abutted against each other are all set to be planes.

9. The pick knife device of claim 5, wherein: the thickness of the second clamping block is equal to that of the blade.

10. A crusher, characterized by: comprises a body and the tooth picking cutter seat as claimed in any one of claims 1 to 2 or the tooth picking cutter device as claimed in any one of claims 3 to 9 arranged on the body.

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