阅读说明：本技术 劈裂机的刀头总成 (Cutter head assembly of splitting machine ) 是由 吴家实 傅鑫源 傅炳煌 于 2019-10-07 设计创作，主要内容包括：本发明涉及一种劈裂机的刀头总成,包括摆动架装置、适应性劈刀装置,适应性劈刀装置固装在摆动架装置底端而跟随摆动架装置摆动,适应性劈刀装置包括由上到下依次连接的适应性动作组件、刀架推阀、滑动刀片组件,摆动架装置包括适应性动作凹槽,适应性动作凹槽与刀架推阀围成适应性动作腔,适应性动作组件包括水平分布在适应性动作腔内的若干楔形块,楔形块均包括窄端且相邻楔形块的窄端指向相反,楔形块分为下侧位楔形块和上侧位楔形块,刀架推阀将滑动刀片组件挤压力传导至对应的下侧位楔形块,各下侧位楔形块受挤压力时迫使自身内缩而挤压相邻的上侧位楔形块向两侧滑动,能适应性贴合砌砖表面,劈砖时受力均匀,砌砖破损率低。(The invention relates to a cutter head assembly of a splitting machine, which comprises a swing frame device and an adaptive cleaver device, wherein the adaptive cleaver device is fixedly arranged at the bottom end of the swing frame device and swings along with the swing frame device, the adaptive cleaver device comprises an adaptive action component, a cutter frame push valve and a sliding blade component which are sequentially connected from top to bottom, the swing frame device comprises an adaptive action groove, the adaptive action groove and the cutter frame push valve enclose an adaptive action cavity, the adaptive action component comprises a plurality of wedge blocks which are horizontally distributed in the adaptive action cavity, the wedge blocks respectively comprise narrow ends, the narrow ends of the adjacent wedge blocks point to be opposite, the wedge blocks are divided into lower wedge blocks and upper wedge blocks, the cutter frame push valve transmits the extrusion force of the sliding blade component to the corresponding lower wedge blocks, each lower wedge block is forced to contract inwards to extrude the adjacent upper wedge blocks to slide towards two sides when being subjected to the extrusion force, the surface of laying bricks is laminated to adaptability, and the atress is even when splitting the brick, and the breakage rate of laying bricks is low.)

1. Cutter head assembly of splitter, its characterized in that: including swing span device, adaptability riving knife device is adorned admittedly in swing span device bottom and is followed swing span device horizontal hunting, adaptability riving knife device includes by last adaptability action subassembly, knife rest push valve, the slip blade subassembly that connects gradually down, the swing span device includes the adaptability recess of acting, the adaptability recess of acting encloses into the adaptability chamber of acting with the knife rest push valve, the adaptability subassembly of acting includes the wedge group of horizontal distribution in the adaptability intracavity of acting, the wedge group includes a plurality of wedge blocks, the wedge block all includes the narrow end and adjacent the directional opposite of narrow end of wedge block, the wedge block divide into with knife rest push valve top sliding friction's lower side position wedge block and with adaptability action groove bottom sliding friction's last side position block, the knife rest push valve conducts the extrusion force of slip blade subassembly to corresponding lower side position wedge block, when the lower side wedge blocks are pressed, the lower side wedge blocks are forced to contract inwards to press the adjacent upper side wedge blocks to slide towards two sides.

2. The cutter head assembly of the cleaving machine of claim 1, wherein: the adaptive action groove tank bottom is equipped with the antifriction plate, side wedge and antifriction plate sliding friction go up.

3. The cutter head assembly of the cleaving machine of claim 1, wherein: the tool bit assembly further comprises a side block group, wherein the side block group comprises side blocks which are respectively arranged at the bottoms of the two ends of the knife rest push valve and used for clamping the left side and the right side of the sliding blade assembly.

4. The cutter head assembly of the cleaving machine of claim 1, wherein: the swing frame device is provided with a wedge block adjusting screw, and the wedge block adjusting screw is in threaded connection with the swing frame device and extends into the adaptive action groove to extrude the wedge block from the side.

5. The cutter head assembly of the cleaving machine of claim 1, wherein: the knife rest push valve comprises a valve body and a plurality of plungers in sliding fit with the valve body, wherein the upper end of each plunger is abutted against the corresponding lower side wedge block, and the lower end of each plunger is abutted against the sliding blade assembly.

6. The cutter head assembly of the cleaving machine of claim 1, wherein: the sliding blade assembly comprises a plurality of pairs of tool rest clamping plates and a plurality of main blades, each pair of tool rest clamping plates are fixedly arranged at the bottom of the tool rest push valve, each pair of tool rest clamping plates clamp each main blade in the front-back direction, and each main blade slides in the up-down direction under the clamping of the tool rest clamping plates.

7. The cutter head assembly of the cleaving machine of any of claims 1 to 6, wherein: the swing frame device comprises a locking seat, an arc groove block, an arc block, a side plate, a swing pin shaft, a knife rest base plate, a swing buffering member and a swing limiting assembly, wherein the locking seat is fixedly arranged at the output end of a main driving member, the arc block is fixedly arranged at the top of the knife rest base plate, the arc groove block is fixedly arranged at the bottom of the locking seat, the arc groove block is provided with an arc surface which is attached to the arc block in a sliding mode, the side plate is fixedly arranged on the arc groove block, the bottom of the side plate is hinged to the knife rest base plate through the swing pin shaft, the axis of the swing pin shaft coincides with the axis of the arc surface, the swing limiting assembly is arranged on the locking seat and abuts against the knife rest base plate, one end of the.

8. The cutter head assembly of the cleaving machine of claim 7, wherein: the swing limiting assembly comprises a pair of swing limiting parts installed at two ends of a locking seat, swing limiting installation cylinders are arranged at the left end and the right end of the locking seat, the swing limiting assembly comprises a swing limiting rod and a swing adjusting fastener, the swing limiting rod penetrates through the swing limiting installation cylinders and is fixedly installed on the swing limiting installation cylinders through the swing adjusting fastener, and the swing adjusting fastener is in threaded connection with the swing limiting rod.

9. The cutter head assembly of the cleaving machine of claim 7, wherein: the lower ends of the two sides of the locking seat are provided with swing buffering guide pillars, and the swing buffering guide pillars are sleeved in the swing buffering buffer and the two ends of the swing buffering device are respectively propped against the locking seat and the tool rest bottom plate.

Technical Field

The invention relates to the technical field of brick laying splitting machines for building material industry, in particular to a cutter head assembly of a splitting machine.

Background

With the development of the construction industry, more and more splitting machines with good splitting effect are used for the construction industry. The splitting machine can be used for remarkably improving the working efficiency and reducing the labor intensity of workers, but the current splitting machine is only suitable for laying bricks with smooth surfaces, the existing splitting machine is limited in use for laying bricks with uneven surfaces, the reason is that the existing splitting machine tool bit assembly can only be in contact with the surface parts of the laid bricks, the stress of the laid bricks is uneven when splitting is carried out, the laid bricks are split and broken easily to generate waste products, and the breakage rate of the laid bricks is very high.

Disclosure of Invention

In order to overcome the technical defects in the prior art, the invention provides the cutter head assembly of the splitting machine, which can be adaptively attached to the surface of a bricklaying, is uniformly stressed during splitting, and has low breakage rate of the bricklaying.

The technical solution adopted by the invention is as follows: a tool bit assembly of a splitting machine comprises a swing frame device and an adaptive cleaver device, wherein the adaptive cleaver device is fixedly arranged at the bottom end of the swing frame device and swings left and right along with the swing frame device, the adaptive cleaver device comprises an adaptive action component, a tool rest push valve and a sliding blade component which are sequentially connected from top to bottom, the swing frame device comprises an adaptive action groove, the adaptive action groove and the tool rest push valve are enclosed to form an adaptive action cavity, the adaptive action component comprises a wedge block group which is horizontally distributed in the adaptive action cavity, the wedge block group comprises a plurality of wedge blocks, the wedge blocks all comprise narrow ends and are adjacent, the narrow ends of the wedge blocks are opposite in orientation, the wedge blocks are divided into lower side wedge blocks with sliding friction at the top of the tool rest push valve and upper side wedge blocks with sliding friction at the bottom of the adaptive action groove, the tool rest push valve conducts extrusion force of the sliding blade component to the corresponding lower side wedge blocks, when the lower side wedge blocks are pressed, the lower side wedge blocks are forced to contract inwards to press the adjacent upper side wedge blocks to slide towards two sides.

As a further improvement of the invention, a wear-resisting plate is arranged at the bottom of the adaptive action groove, and the upper side wedge block is in sliding friction with the wear-resisting plate.

As a further improvement of the invention, the cutter head assembly further comprises a side block group, and the side block group comprises side blocks which are respectively arranged at the bottoms of the two ends of the knife rest push valve and used for clamping the left side and the right side of the sliding blade assembly.

As a further improvement of the invention, the swing frame device is provided with a wedge block adjusting screw, and the wedge block adjusting screw is in threaded connection with the swing frame device and extends into the adaptive action groove to extrude the wedge block from the side surface.

As a further improvement of the invention, the knife rest push valve comprises a valve body and a plurality of plungers in sliding fit with the valve body, wherein the upper end of each plunger abuts against the corresponding lower side wedge block, and the lower end abuts against the sliding blade assembly.

As a further improvement of the invention, the sliding blade assembly comprises a plurality of pairs of tool rest clamping plates and a plurality of main blades, each pair of tool rest clamping plates is fixedly arranged at the bottom of the tool rest push valve, each pair of tool rest clamping plates clamps each main blade in the front-back direction, and each main blade slides in the up-down direction under the clamping of the tool rest clamping plates.

As a further improvement of the invention, the swing frame device comprises a locking seat, an arc groove block, an arc block, a side plate, a swing pin shaft, a knife rest base plate, a swing buffer member and a swing limiting assembly, wherein the locking seat is fixedly arranged at the output end of the main driving member, the arc block is fixedly arranged at the top of the knife rest base plate, the arc groove block is fixedly arranged at the bottom of the locking seat, the arc groove block is provided with an arc surface which is attached to and slides with the arc block, the side plate is fixedly arranged on the arc groove block, the bottom of the side plate is hinged to the knife rest base plate through the swing pin shaft, the axis of the swing pin shaft is coincided with the axis of the arc surface, the swing limiting assembly is arranged on the locking seat and abuts against the knife rest base plate, one end of.

As a further improvement of the present invention, the swing limiting assembly includes a pair of swing limiting members installed at both ends of the locking seat, swing limiting installation cylinders are installed at both left and right ends of the locking seat, the swing limiting assembly includes a swing limiting rod and a swing adjusting fastener, the swing limiting rod passes through the swing limiting installation cylinder and is fixedly installed on the swing limiting installation cylinder through the swing adjusting fastener, and the swing adjusting fastener is in threaded connection with the swing limiting rod.

As a further improvement of the invention, the lower ends of the two sides of the locking seat are provided with swing buffer guide posts, the swing buffer piece is sleeved in the swing buffer guide posts, and the two ends of the swing buffer piece are respectively propped against the locking seat and the tool rest bottom plate.

The invention has the beneficial effects that: the adaptive cleaver device is fixedly arranged at the bottom end of the swing frame device, and swings left and right along with the swing frame device when the left side and the right side of a brick are not of equal height, so that the adaptive cleaver device is adaptive to the surface of the brick, and the brick is prevented from being broken due to uneven stress.

The adaptive riving knife device comprises an adaptive action assembly, a knife rest push valve and a sliding blade assembly which are sequentially connected from top to bottom, the swinging frame device comprises an adaptive action groove, the adaptive action groove and the knife rest push valve enclose an adaptive action cavity, the adaptive action assembly comprises a wedge block group which is horizontally distributed in the adaptive action cavity, the wedge block group comprises a plurality of wedge blocks, each wedge block comprises a narrow end, the narrow ends of the adjacent wedge blocks are opposite in direction, the wedge blocks are divided into a lower side wedge block which is in sliding friction with the top of the knife rest push valve and an upper side wedge block which is in sliding friction with the bottom of the adaptive action groove, the knife rest push valve transmits the extrusion force of the sliding blade assembly to the corresponding lower side wedge block, each lower side wedge block is forced to contract inwards when being subjected to the extrusion force, the adjacent upper side wedge block is extruded to slide towards two sides, and the sliding blade assembly can adaptively laminate bricks, avoid laying bricks atress unevenness, greatly promoted the brick quality of splitting.

Drawings

FIG. 1 is a schematic view of a tool tip assembly.

FIG. 2 is a side view of a cutter head assembly configuration.

Fig. 3 is a schematic sectional view taken along the direction B in fig. 2.

Fig. 4 is an enlarged schematic view of C in fig. 3.

Fig. 5 is an enlarged schematic view of a portion a in fig. 1.

Fig. 6 is a schematic structural view of a knife rest push valve.

Fig. 7 is a schematic structural diagram of a tool rest base plate.

Fig. 8 is an enlarged schematic view of fig. 7 at D.

Description of reference numerals: 11. a swing frame device; 111. a locking seat; 1111. an adaptive actuation groove; 1112. a wear plate; 1113. swinging the buffer guide post; 1114. a swing limit mounting cylinder; 112. a circular arc groove block; 113. an arc block; 114. a side plate; 115. swinging the pin shaft; 116. a tool holder base plate; 117. a swinging buffer; 118. a swing limiting component; 1181. swinging the limiting rod; 1182. swinging the adjustment fastener;

12. an adaptive riving knife device; 121. an adaptive action component; 1211. a wedge block set; 12111. the lower side is provided with a wedge block; 12112. an upper side wedge block; 1212. a wedge block adjusting screw; 122. the knife rest pushes the valve; 1221. a valve body; 1222. a plunger; 123. a sliding blade assembly; 1231. a tool holder clamping plate; 1232. a main blade; 13. a set of side blocks; 131. a side block; 4. a primary drive member.

Detailed Description

The invention will be further described with reference to the accompanying drawings in which:

as shown in fig. 1-8, the present embodiment provides a tool bit assembly of a splitter, which includes a swing frame device 11 and an adaptive riving knife device 12, where the swing frame device 11 is fixedly installed at an output end of a main driving element 4, the adaptive riving knife device 12 includes an adaptive actuating component 121, a knife rest push valve 122, and a sliding blade component 123, which are sequentially connected from top to bottom, and the adaptive riving knife device 12 is fixedly installed at a bottom end of the swing frame device 11 and swings left and right along with the swing frame device 11.

In this embodiment, the swing frame device 11 includes a locking seat 111, an arc groove block 112, an arc block 113, a side plate 114, a swing pin 115, a tool rest base plate 116, a swing buffer 117 and a swing limit component 118, the locking seat 111 is fixedly mounted at the output end of the main driving element 4, the arc block 113 is fixedly mounted at the top of the tool rest base plate 116, the arc groove block 112 is fixedly mounted at the bottom of the locking seat 111, the arc groove block 112 is provided with an arc surface sliding in fit with the arc block 113, the side plate 114 is fixedly mounted on the arc groove block 112, the bottom of the side plate is hinged to the tool rest base plate 116 through the swing pin 115, the axis of the swing pin 115 coincides with the axis of the arc surface, when the left side and the right side of a brick are not high or the brick surface is not flat, the tool rest base plate 116 extrudes the arc block 113 to slide on the arc surface of the arc groove block 112, because the axis of the swing pin 115 coincides, the uneven stress of the brickwork is avoided from being split, one end of the swinging buffer piece 117 is connected to the locking seat 111, and the other end of the swinging buffer piece is connected to the tool rest bottom plate 116.

In this embodiment, the swing frame device 11 includes an adaptive actuation groove 1111, the adaptive actuation groove 1111 is disposed at the lower side of the tool holder base plate 116, the tool holder base plate 116 is provided with a wedge adjustment screw 1212, the wedge adjustment screw 1212 is in threaded connection with the tool holder base plate 116 and extends into the adaptive actuation groove 1111 to laterally press the wedge, the wedge can be moved close to or away from each other by rotating the adjustment wedge adjustment screw 1212, and any wedge can be extended or retracted under the pressing of the wedge at both sides, so as to push the corresponding plunger 1222 and the corresponding main blade 1232 to move up and down, thereby adjusting the up and down stroke of the main blade 1232.

In this embodiment, the swing limiting component 118 includes a pair of swing limiting parts installed at two ends of the locking seat 111, the left and right ends of the locking seat 111 are provided with swing limiting installation cylinders 1114, each swing limiting part includes a swing limiting rod 1181 and a swing adjusting fastener 1182, the swing limiting rod 1181 passes through the swing limiting installation cylinder 1114 and is fixedly installed on the swing limiting installation cylinder 1114 through the swing adjusting fastener 1182, the swing adjusting fastener 1182 is in threaded connection with the swing limiting rod 1181, the swing limiting rod 1181 is installed on the locking seat 111 and abuts against the tool rest bottom plate 116, the tool rest bottom plate 116 is limited in swing amplitude by the swing limiting rod 1181, and the tool rest bottom plate 116 can automatically return to the right after one-time brick splitting is completed under the buffer of the swing buffer 117.

In this embodiment, the lower ends of the two sides of the locking seat 111 are provided with swing buffer guide posts 1113, the swing buffer member 117 is sleeved in the swing buffer guide posts 1113, and two ends of the swing buffer member 117 respectively abut against the locking seat 111 and the tool rest base plate 116, so that the swing buffer member 117 cannot be separated under the limitation of the swing buffer guide posts 1113.

In this embodiment, the knife rest push valve 122 includes a valve body 1221 and a plurality of plungers 1222 slidably engaged with the valve body 1221, each plunger 1222 abutting the compliant motion assembly 121 at an upper end and a corresponding main blade 1232 at a lower end.

In this embodiment, the sliding blade assembly 123 includes a plurality of pairs of blade holder clamping plates 1231 and a plurality of main blades 1232, each pair of blade holder clamping plates 1231 is fixed at the bottom of the blade holder push valve 122, each pair of blade holder clamping plates 1231 clamps each main blade 1232 in the front-back direction, and each main blade 1232 slides in the up-down direction under the clamping of the blade holder clamping plates 1231.

In this embodiment, the adaptive actuation groove 1111 and the knife rest push valve 122 define an adaptive actuation cavity, the adaptive actuation assembly 121 includes a wedge group 1211 horizontally distributed in the adaptive actuation cavity, the wedge group 1211 includes a plurality of wedge blocks, each wedge block includes a narrow end, the narrow ends of the adjacent wedge blocks are opposite in direction, the wedge blocks are divided into a lower side wedge block 12111 in sliding friction with the top of the knife rest push valve 122 and an upper side wedge block 12112 in sliding friction with the bottom of the adaptive actuation groove 1111, the upper end of the plunger 1222 abuts against the corresponding lower side wedge block 12111, each plunger 1222 transmits the extrusion force of the corresponding main blade 1232 to the corresponding lower side wedge block 12111, each lower side wedge block 12111 is forced to contract inwards when being extruded, and extrudes the adjacent upper side wedge block 12112 to slide towards both sides, so that the main blade 1232 can adaptively move up and down when contacting with uneven bricks, thereby avoiding uneven bricks, greatly improving the quality of the split bricks.

In this embodiment, the wear plate 1112 is disposed at the bottom of the adaptive motion groove 1111, the upper wedge 12112 slides against the wear plate 1112, and grease is filled in the adaptive motion cavity, thereby increasing the wear resistance and the service life of the upper wedge 12112 and the adaptive motion cavity.

In this embodiment, the upper tool bit assembly further comprises a side block set 13, and the side block set 13 comprises side blocks 131 respectively installed at the bottom of the two ends of the tool holder push valve 122 and clamping the left and right sides of the sliding blade assembly 123.

The working principle and the using process of the invention are as follows:

before splitting the brick:

adjusting a wedge block adjusting screw 1212, wherein the wedge block adjusting screw 1212 extrudes the wedge block from the side surface, and the distance between adjacent wedge blocks is changed, so that the vertical expansion of the wedge block is changed.

The position of the swing adjustment fastener 1182 on the swing limit rod 1181 is adjusted, and the up-down position of the swing limit rod 1181 on the swing limit mounting barrel 1114 is adjusted.

When splitting the brick: the locking seat 111 of 4 drive of main driving piece descends, because the surface unevenness of laying bricks, each main blade 1232 slides along upper and lower direction under the centre gripping of knife rest splint 1231, it slides from top to bottom to drive plunger 1222, the corresponding downside wedge 12111 of plunger 1222 upper end butt, each plunger 1222 conducts the corresponding main blade 1232 extrusion force to the corresponding downside wedge 12111, each downside wedge 12111 forces self to contract and extrudes adjacent upside wedge 12112 and slides to both sides when receiving the extrusion force, main blade 1232 just can the adaptability up-and-down motion when contacting the unevenness and laying bricks like this, avoid laying bricks atress unevenness, greatly promoted the quality of splitting bricks.

Because the left side and the right side of the brick are not of equal height, the tool rest base plate 116 extrudes the arc block 113 to slide on the arc surface of the arc groove block 112, because the axis of the swing pin shaft 115 coincides with the axis of the arc surface, the tool rest base plate 116 rotates around the swing pin shaft 115 to adapt to the surface of the brick, the brick is prevented from being cracked due to uneven stress, the tool rest base plate 116 is limited by the swing limiting rod 1181 to swing amplitude, and under the buffer of the swing buffer piece 117, the tool rest base plate 116 can automatically return to the right after completing one-time brick cracking.

The lower ends of the two sides of the locking seat 111 are provided with swing buffer guide posts 1113, the swing buffer member 117 is sleeved in the swing buffer guide posts 1113, the two ends of the swing buffer member 117 are respectively propped against the locking seat 111 and the tool rest bottom plate 116, and the swing buffer member 117 cannot be separated under the limitation of the swing buffer guide posts 1113.

While there have been shown and described what are at present considered the fundamental principles and essential features of the invention and its advantages, it will be understood by those skilled in the art that the invention is not limited by the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the invention as defined by the appended claims and their equivalents.