Aerated concrete block preparation and forming method
Technical Field
The invention relates to the field of aerated concrete block manufacturing, in particular to a preparation and forming method of an aerated concrete block.
Background
The aerated concrete block is a novel light porous building material which has good heat preservation and insulation, good fireproof performance, can be nailed, sawed and planed and has certain shock resistance, is also an excellent novel building material, can be customized according to different local raw materials and different conditions, can select river sand, fly ash, ore sand and the like as the raw materials, is suitable for local conditions, can utilize wastes, is favorable for environmental protection, and really changes wastes into valuables.
When aerated concrete blocks are prepared at present, the following problems exist: the present aerated concrete block preparation equipment can appear after the hole preparation to the preparation of porous on the building block, when taking out the pole in preparation hole, draw to the inner wall in hole and port formation, make the shape in hole appear warping the damage problem, and when carrying out drawing of patterns to it after the building block solidifies the shaping and handle, the drawing of patterns mode of use adopts the manual work to beat the shell of mould through the hammer, make building block and mould break away from, cause the damage of building block and mould like this easily, make the mould be difficult to use to this, cause economic loss.
Disclosure of Invention
The invention aims to provide a method for preparing and forming an aerated concrete block, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
the preparation and forming method of the aerated concrete block uses an aerated concrete block preparation and forming device, the aerated concrete block preparation and forming device comprises a base and a forming device, and the concrete method for preparing the aerated concrete block by adopting the aerated concrete block preparation and forming device is as follows:
step one, preparation operation: debugging aerated concrete block preparation and forming equipment;
step two, preparing building block raw materials: preparing all raw materials for preparing the concrete block, and then fully stirring the raw materials by using a stirring machine;
step three, building block molding and manufacturing: pouring the fully-stirred concrete building block raw material in the step two into a forming cavity in a lower die unit, driving an upper die unit to move downwards through a lifting cylinder to be matched with the lower die unit so that the building block is pressed and formed, wherein a forming assembly in the upper die unit can manufacture a required hole on the building block, and after the hole is manufactured, the forming assembly is separated from the building block;
step four, demoulding the building blocks: after the building blocks in the third step are solidified and formed, the demoulding assembly is used for vibrating in a demoulding cavity, so that the lower mould frame body and the upper mould frame body are separated from the building blocks, then the upper mould unit is lifted through the lifting air cylinder, and then the formed concrete building blocks are taken out;
the upper surface of the base is provided with a forming device; wherein:
the forming device comprises forming pillars, lower die units and upper die units, the forming pillars and the lower die units are sequentially arranged on the upper surface of the base along the width direction of the base, the forming pillars are symmetrically arranged at two ends of the base, forming slide ways are arranged on opposite surfaces of the forming pillars, forming slide blocks are slidably mounted in the forming slide ways, lifting cylinders are connected between the bottom ends of the forming slide ways and the forming slide blocks, the upper die units are arranged between the forming slide blocks, and the lower die units are positioned under the upper die units;
the lower die unit comprises an opening and closing assembly, a supporting bottom plate and a lower die frame body, the opening and closing assembly is arranged on the upper surface of the base, the supporting bottom plates are symmetrically arranged at two ends of the opening and closing assembly, the lower die frame body is arranged on the supporting bottom plate and consists of an L-shaped bottom plate and side plates, the bottoms of two sides of the L-shaped bottom plate are connected with the bottoms of the side plates through hinges, the upper ends of two sides of the L-shaped bottom plate are connected with the upper ends of the side plates through bolts sleeved with springs, a partition plate is arranged in the lower die frame body, a demolding cavity is formed in one side of the partition plate, and a molding cavity is formed in the other side of the partition plate by the two lower die frame bodies;
go up the mould unit including last mould framework, go up the mould spout, go up the mould motor, go up the mould cylinder, drawing of patterns subassembly and shaping subassembly, be provided with last mould framework between the shaping slider, go up the inside mould cavity of having seted up of mould framework, it has last mould spout to go up the mould cavity upper wall, it has last mould motor to go up sliding chute slidable mounting, it is connected with the mould cylinder to go up between mould spout one end and the last mould motor, it is provided with the drawing of patterns subassembly to go up mould cavity both ends, it can be connected through gear engagement between the drawing of patterns subassembly to go up mould motor output shaft, it is provided with the shaping subassembly to go up the middle lower wall of mould cavity, it can be connected through gear engagement between the shaping subassembly to go up mould motor output shaft.
As a further scheme of the invention: the subassembly that opens and shuts is including opening and shutting the extension board, the slide bar opens and shuts, the slide that opens and shuts, branch, the cylinder that opens and shuts, the commentaries on classics board that opens and shuts and the connecting rod that opens and shuts, base upper surface both ends symmetry is provided with the extension board that opens and shuts, both ends symmetry is provided with the slide bar that opens and shuts between the extension board that opens and shuts, it is provided with the slide that opens and shuts to open and shut on the slide bar, and be connected with supporting spring between extension board and the slide board that opens and shuts, the branch that opens and shuts is fixed to be provided with in the middle of the slide bar that opens and shuts, one of them opens and shuts is connected with the cylinder that opens and shuts between the branch, it installs the commentaries on classics board that opens and shuts to rotate on the branch, the slide board that opens and shuts is connected with the connecting rod that opens and shuts, waist type groove has all been seted up to the one end of the connecting rod that opens and shuts, the one end and waist type groove sliding connection that opens and shuts the commentaries on classics board that opens and shuts.
As a further scheme of the invention: the demoulding component comprises a first demoulding shaft lever, a second demoulding shaft lever, a third demoulding shaft lever, a demoulding thumb wheel, a demoulding chute, a demoulding slide block and a demoulding roller, wherein one end of the upper mould chute is provided with the first demoulding shaft lever, an upper mould motor and the first demoulding shaft lever can be connected through gear meshing, the left side and the right side of the first demoulding shaft lever are symmetrically provided with the second demoulding shaft lever, the first demoulding shaft lever and the second demoulding shaft lever are connected through belt transmission, the two ends of the upper mould cavity are symmetrically provided with the third demoulding shaft lever, the second demoulding shaft lever and the third demoulding shaft lever are connected through belt transmission, the lower end of the third demoulding shaft lever is provided with the demoulding thumb wheel, the upper mould frame body in the circumferential direction of the third demoulding shaft lever is uniformly provided with the demoulding chute, and the demoulding slide block is arranged in the demoulding chute through a supporting spring in a sliding manner, and a demoulding roller is arranged at one end of the demoulding slide block, and the demoulding thumb wheel and the demoulding roller can be contacted intermittently.
As a further scheme of the invention: the shaping subassembly includes a shaping axostylus axostyle, No. two shaping axostylus axostyles, the shaping cylinder, a shaping bull stick, the shaping carousel, No. two shaping bull sticks and shaping roller, drawing of patterns axostylus axostyle one side is provided with a shaping axostylus axostyle, go up accessible gear engagement between mould motor and the shaping axostylus axostyle and be connected, evenly be provided with a plurality of No. two shaping axostylus axostyles along last mould cavity length direction between a drawing of patterns axostylus axostyle and a shaping axostylus axostyle, be connected through the belt drive between a shaping axostylus axostyle and No. two shaping axostylus axostyles, No. two shaping axostylus axostyles lower extreme is provided with the shaping cylinder, shaping cylinder output is connected with the shaping carousel through a shaping bull stick, shaping carousel both ends symmetry is provided with two pairs of No. two shaping bull sticks, and every pair is to No. two shaping bull sticks in last mould cavity bilateral symmetry, the shaping bull stick one end is installed the shaping roller.
As a further scheme of the invention: one end of the forming roller is provided with an extrusion rod, one end of the extrusion rod is of an inverted triangle structure, a vertical round rod is arranged in the forming roller, one end of the vertical round rod is provided with a poke rod, and the poking rod both ends stretch out the shaping roller surface and can carry out the rotation of certain angle, the circular recess has been seted up on the last mould cavity bottom that is located the shaping roller below, the shifting chute has been seted up in the circular recess, there is the removal shifting block through supporting spring slidable mounting in the shifting chute, it is cambered surface and big end down to remove shifting block one end, the one end of poking rod can contact with the one end cooperation of removing the shifting block, evenly be provided with the shaping thumb wheel along its length direction on the perpendicular round bar, evenly be provided with a plurality of shaping thumb groove from top to bottom along its circumference direction on the shaping roller inner wall, there is the shaping piece through supporting spring slidable mounting in the shaping thumb groove, the one end of shaping piece is provided with the shaping wheel, shaping thumb wheel and shaping wheel can cooperate the contact.
As a further scheme of the invention: the both sides inner wall in groove is dialled in the shaping evenly is provided with a plurality of dog, a plurality of arc wall has evenly been seted up to the both sides of shaping piece, installs the pin lever through the round pin axle in the arc wall, and arc wall and pin lever one end are connected with reset spring.
Compared with the prior art, the invention has the following advantages:
the aerated concrete block can solve the following problems in the prior art: the existing aerated concrete block preparation equipment has the problems that after hole manufacturing is finished for manufacturing multiple holes in a block, when a rod for manufacturing the holes is pulled out, the inner wall and the end opening of the holes are drawn, so that the shape of the holes is deformed and damaged, and when the block is subjected to demolding treatment after solidification and molding, the demolding mode is that a shell of a mold is knocked manually through a hammer to separate the block from the mold, so that the block and the mold are easily damaged, the mold is difficult to use, and economic loss is caused;
when preparing aerated concrete block, when the preparation to the hole on the building block, the shaping roller on the shaping subassembly not only makes the hole form smoothly when getting into the building block raw materials, but also can vibrate the raw materials, make the raw materials misce bene around the hole, when the shaping roller need break away from the hole, in the time adopt the rotation to break away from, can avoid like this to produce the problem of drawing to inner wall and terminal surface in hole, make the formation effect in hole better, when needs are demoulded to the building block of solidification shaping, the drawing of patterns subassembly gets into the drawing of patterns intracavity and adopts the mode of continuous vibration to make the lower mould framework part by part with the building block gradually, so not only can not cause the damage to the surface of building block, can also make the life of mould longer.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a flow chart of the operation of the present invention;
FIG. 2 is a schematic perspective view of the present invention;
FIG. 3 is a schematic view of the front cross-sectional structure of the present invention;
FIG. 4 is a schematic cross-sectional view taken along line A-A of FIG. 3 in accordance with the present invention;
FIG. 5 is a schematic cross-sectional view taken along line B-B of FIG. 3 in accordance with the present invention;
FIG. 6 is a schematic cross-sectional view taken at C-C of FIG. 3 in accordance with the present invention;
FIG. 7 is an enlarged view of FIG. 3D of the present invention;
fig. 8 is an enlarged view of fig. 6E according to the present invention.
Detailed Description
In order to make the technical means, the creation features, the achievement purposes and the effects of the invention easy to understand, the invention is further explained with reference to fig. 1 to 8.
The preparation and forming method of the aerated concrete block uses an aerated concrete block preparation and forming device, the aerated concrete block preparation and forming device comprises a base 1 and a forming device 2, and the concrete method for preparing the aerated concrete block by adopting the aerated concrete block preparation and forming device is as follows:
step one, preparation operation: debugging aerated concrete block preparation and forming equipment;
step two, preparing building block raw materials: preparing all raw materials for preparing the concrete block, and then fully stirring the raw materials by using a stirring machine;
step three, building block molding and manufacturing: pouring the fully-stirred concrete building block raw material in the step two into a forming cavity in the lower die unit 21, driving the upper die unit 22 to move downwards through the lifting cylinder to be matched with the lower die unit 21 so that the building block is pressed and formed, wherein a required hole can be formed in the building block by a forming assembly 225 in the upper die unit 22, and after the hole is formed, the forming assembly 225 is separated from the building block;
step four, demoulding the building blocks: after the building blocks in the third step are solidified and formed, the demoulding assembly 224 is used for vibrating in a demoulding cavity, so that the lower mould frame body 212 and the upper mould frame body 220 are separated from the building blocks, then the upper mould unit 22 is lifted through the lifting cylinder, and then the formed concrete building blocks are taken out;
the upper surface of the base 1 is provided with a forming device 2; wherein:
the forming device 2 comprises a forming support column 20, a lower die unit 21 and an upper die unit 22, the forming support column 20 and the lower die unit 21 are sequentially arranged on the upper surface of the base 1 along the width direction of the upper surface of the base, the forming support column 20 is symmetrically arranged at two ends of the base 1, forming slide ways are respectively arranged on opposite surfaces of the forming support column 20, forming slide blocks are arranged in the forming slide ways in a sliding mode, a lifting cylinder is connected between the bottom ends of the forming slide ways and the forming slide blocks, the upper die unit 22 is arranged between the forming slide blocks, and the lower die unit 21 is located under the upper die unit 22; during specific work, start the lift cylinder and take the shaping slider to move up in the shaping slide, make lower mould unit 21 and last mould unit 22 part, then pour the abundant building block raw materials of mixing into in lower mould unit 21 in an appropriate amount, then take the shaping slider to move down in the shaping slide through the lift cylinder, make and go up mould unit 22 and lower mould unit 21 cooperation and be connected, begin to carry out the compression moulding to the raw materials, at this in-process, it can not only suppress the raw materials shaping to go up mould unit 22, can also carry out porous formation to the raw materials that still do not solidify after the compression moulding, still can make the building block drawing of patterns through the mode of vibration after the raw materials solidifies fast.
The lower die unit 21 comprises an opening and closing assembly 210, a supporting bottom plate 211 and a lower die frame body 212, the opening and closing assembly 210 is arranged on the upper surface of the base 1, the supporting bottom plates 211 are symmetrically arranged at two ends of the opening and closing assembly 210, the lower die frame body 212 is arranged on the supporting bottom plate 211, the lower die frame body 212 consists of an L-shaped bottom plate 213 and a side plate 214, the bottoms of two sides of the L-shaped bottom plate 213 are connected with the bottoms of the side plate 214 through hinges, the upper ends of two sides of the L-shaped bottom plate 213 are connected with the upper ends of the side plate 214 through bolts sleeved with springs, a partition plate 215 is arranged in the lower die frame body 212, a demolding cavity is formed at one side of the partition plate 215, and a molding cavity is formed at the other side of the partition plate 215 by two lower die frame bodies 212; during specific work, make lower mould framework 212 on the supporting baseplate 211 be close to each other through the control of subassembly 210 that opens and shuts and make the shaping chamber form, then pour the building block raw materials into the shaping intracavity, after the building block solidifies the shaping, go up the effect of mould unit 22 in the drawing of patterns intracavity and make L type bottom plate 213 and curb plate 214 part apart with the building block gradually, realize the action of drawing of patterns, through the bolted connection who has the spring between L type bottom plate 213 both sides upper end and the curb plate 214 upper end, can be when last mould unit 22 is used in the drawing of patterns intracavity, can form the certain distance relative displacement that makes a round trip between L type bottom plate 213 and the curb plate 214, then form the vibration under the effect of spring, realize the drawing of patterns of building block and handle.
The opening and closing assembly 210 comprises an opening and closing support plate 2100, opening and closing slide rods 2101, opening and closing sliding plates 2102, opening and closing support rods 2103, an opening and closing cylinder 2104, an opening and closing rotating plate 2105 and an opening and closing connecting rod 2106, the opening and closing support plates 2100 are symmetrically arranged at two ends of the upper surface of the base 1, the opening and closing slide rods 2101 are symmetrically arranged at two ends between the opening and closing support plates 2100, the opening and closing slide plates 2102 are symmetrically arranged at two ends of the opening and closing slide rods 2101 in a sliding mode, a supporting spring is connected between the opening and closing support plates 2100 and the opening and closing slide plates 2102, the opening and closing support rods 2103 are fixedly arranged in the middle of the opening and closing slide rods 2101, the opening and closing cylinder 2104 is connected between one of the opening and closing slide plates 2102 and the opening and closing support rods 2103, the opening and closing rotating plate 2105 is rotatably installed on the opening and closing support rods 2105, waist-shaped grooves are formed in one ends of the opening and closing connecting rods 2106, and one ends of the opening and closing rotating plates 2105 are slidably connected with the waist-shaped grooves;
during specific work, one of the opening and closing sliding plates 2102 can be driven by the stretching of the opening and closing cylinder 2104 to slide on the opening and closing sliding rod 2101, the opening and closing sliding plate 2102 can rotate through the opening and closing connecting rod 2106 connected with the opening and closing sliding plate 2105, then the opening and closing rotating plate 2105 can drive the other opening and closing sliding plate 2102 to slide on the opening and closing sliding rod 2101 through the other opening and closing connecting rod 2106, so that the supporting bottom plates 211 on the opening and closing sliding plates 2102 are close to or far away from each other, the lower die frame bodies 212 are combined together or separated, the waist-shaped grooves at one ends of the opening and closing connecting rods 2106 are matched with the supporting springs connected between the opening and closing supporting plates 2100 and the opening and closing sliding plate 2102, when the demolding assembly 224 demolds the building blocks, certain relative displacement can be generated between the lower die frame bodies 212, and then vibration type demolding treatment is realized.
The upper die unit 22 comprises an upper die frame body 220, an upper die sliding groove 221, an upper die motor 222, an upper die cylinder 223, a demoulding component 224 and a forming component 225, the upper die frame body 220 is arranged between forming sliders, an upper die cavity is formed in the upper die frame body 220, the upper die sliding groove 221 is formed in the upper wall of the upper die cavity, the upper die motor 222 is installed in the upper die sliding groove 221 in a sliding mode, the upper die cylinder 223 is connected between one end of the upper die sliding groove 221 and the upper die motor 222, the demoulding component 224 is arranged at two ends of the upper die cavity, an output shaft of the upper die motor 222 can be connected with the demoulding component 224 through gear meshing, the forming component 225 is arranged on the lower middle wall of the upper die cavity, and an output shaft of the upper die motor 222 can be connected with the forming component 225 through gear meshing; during the concrete work, after the lower die unit 21 is filled with the building block raw material, the lifting cylinder is started to drive the forming slide block to move upwards in the forming slide way, so that the upper die frame 220 moves downwards to be matched with the lower die unit 21 to perform the press forming treatment on the building block raw material, in the process, the forming assembly 225 enters the raw material, the upper die cylinder 223 is started to enable the upper die motor 222 to move in the upper die chute 221, then the upper die motor 222 is connected with the forming assembly 225, the forming assembly 225 can perform hole processing on the raw material and vibration treatment on the raw material, so that the raw material is mixed more uniformly, after the holes on the surface of the building block raw material are formed, the forming assembly 225 slowly separates from the raw material, after the forming assembly 225 completely separates from the raw material, the building block is solidified and formed, the upper die cylinder 223 is used to push the upper die motor 222 to move in the upper die chute 221, so that the upper die motor 222 is connected with the demoulding assembly 224, and then the demoulding component carries out demoulding treatment on the building block.
The demolding component 224 comprises a first demolding shaft lever 2240, a second demolding shaft lever 2241, a third demolding shaft lever 2242, a demolding thumb wheel 2243, a demolding sliding groove 2244, a demolding sliding block 2245 and a demolding roller 2246, a first demolding shaft lever 2240 is arranged at one end of the upper mold sliding groove 221, the upper mold motor 222 and the first demolding shaft lever 2240 can be connected through gear meshing, the second demolding shaft lever 2241 is symmetrically arranged on the left side and the right side of the first demolding shaft lever 2240, the first demolding shaft lever 2240 and the second demolding shaft lever 2241 are connected through belt transmission, a third demolding shaft lever 2242 is symmetrically arranged at two ends of the upper mold cavity, the second demolding shaft lever 2241 and the third demolding shaft lever 2242 are connected through belt transmission, the demolding thumb wheel 2243 is installed at the lower end of the third demolding shaft lever 2242, demolding sliding grooves 2244 are evenly formed in the upper mold frame 220 in the circumferential direction of the third demolding shaft lever 2242, the demolding sliding block 2245 is installed in the demolding sliding groove 2244 through a supporting spring, one end of the demolding sliding block 2245 is provided with a demolding roller 2246, and the demolding thumb wheel 2243 and the demolding roller 2246 can be contacted intermittently;
during specific work, it drives a drawing of patterns axostylus axostyle 2240 rotation through gear engagement to go up mould motor 222, drawing of patterns axostylus axostyle 2240 drives No. two drawing of patterns axostylus axostyles 2241 rotations through the belt drive, then No. two drawing of patterns axostylus axostyle 2242 drives No. three drawing of patterns axostylus axostyle 2242 through the belt drive and rotates, No. three drawing of patterns axostylus axostyle 2242 takes drawing of patterns thumb wheel 2243 to rotate, drawing of patterns gyro wheel 2246 removes can be stirred in drawing of patterns thumb wheel 2243 pivoted, make drawing of patterns slider 2245 reciprocating motion in drawing of patterns spout 2244, drawing of patterns slider 2245's the other end just can form continuous striking to L type bottom plate 213 and curb plate 214, thereby realize handling the.
The forming assembly 225 comprises a first forming shaft lever 2250, a second forming shaft lever 2251, a forming cylinder 2252, a first forming rotating lever 2253, a forming turntable 2254, a second forming rotating lever 2255 and forming rollers 2256, wherein the first forming shaft lever 2250 is arranged on one side of the first demoulding shaft lever 2240, the upper mould motor 222 is connected with the first forming shaft lever 2250 through gear engagement, a plurality of second forming shaft levers 2251 are uniformly arranged between the first demoulding shaft lever 2240 and the first forming shaft lever 2250 along the length direction of the upper mould cavity, the first forming shaft lever 2250 is connected with the second forming shaft lever 2251 through belt transmission, the forming cylinder 2252 is arranged at the lower end of the second forming shaft lever 2251, the output end of the forming cylinder 2252 is connected with the forming turntable 4 through the first forming rotating lever 2253, two pairs of second forming rotating levers 5 are symmetrically arranged at two ends of the forming turntable 2254, each pair of second forming rotating rods 2255 is symmetrical to each other on two sides of the upper mold cavity, and one end of each second forming rotating rod 2255 is provided with a forming roller 2256;
during specific work, it rotates to go up mould motor 222 and drive a shaping axostylus axostyle 2250 through gear engagement, a shaping axostylus axostyle 2250 drives No. two shaping axostylus axostyles 2251 through belt drive and rotates, the extension of shaping cylinder 2252 makes shaping roller 2256 get into the inside surface formation hole that makes the building block raw materials of raw materials, No. two shaping axostylus axostyle 2251's rotation drives shaping cylinder 2252 and rotates, shaping cylinder 2252 drives shaping carousel 2254 through a shaping bull stick 2253 and rotates, shaping carousel 2254 drives No. two shaping bull sticks 2255 and rotates, No. two shaping bull sticks 2255 drive shaping roller 2256 and rotate in the raw materials, realize the shaping of the hole on the building block.
An extrusion rod 2257 is arranged at one end of the forming roller 2256, one end of the extrusion rod 2257 is in an inverted triangle structure, a vertical round rod 2258 is arranged inside the forming roller 2256, a poking rod 2259 is arranged at one end of the vertical round rod 2258, and both ends of the poking rod 2259 extend out of the surface of the forming roller 2256 and can rotate at a certain angle, a circular groove is formed in the bottom of the cavity of the upper mold below the forming roller 2256, a moving groove is formed in the circular groove, a moving poking block 2260 is slidably arranged in the moving groove through a supporting spring, one end of the moving poking block 2260 is in a cambered shape with a large top and a small bottom, one end of the poking rod 2259 can be in fit contact with one end of the moving poking block 2260, forming poking wheels 2261 are uniformly arranged on the vertical round rod 2258 along the length direction thereof, a plurality of forming poking grooves 2262 are uniformly arranged on the inner wall of the forming roller 2256 from top to bottom along the circumferential direction thereof, a forming block 2263 is slidably arranged in the forming groove 2262 through a supporting spring, one end of the forming block 2263 is provided with a forming wheel 2264, the forming thumb wheel 2261 can be in fit contact with the forming wheel 2264;
when the forming cylinder 2252 pushes the forming roller 2256 into the block material, the extrusion rod 2257 will enter the circular groove, and when the forming roller 2256 rotates, the extrusion rod 2257 will extrude the moving block 2260 in the circular groove to move in the moving groove, such that the shifting rod 2259 at one end of the vertical rod 2258 will contact the moving block 2260, and the shifting rod 2259 will be shifted by the moving block 2260 and then rotate by a certain angle, such that the forming block 2260 on the vertical rod 2258 will extrude the wheel 2261, such that the forming block 2263 will move back and forth in the forming block 2262, to impact the forming roller 2256 and then form a vibration, such that the forming roller 2256 may also vibrate the material when rotating in the block material, such that the material is mixed more uniformly.
A plurality of stoppers 2265 are uniformly arranged on the inner walls of the two sides of the forming shifting groove 2262, a plurality of arc-shaped grooves are uniformly arranged on the two sides of the forming block 2263, a stop lever 2266 is arranged in each arc-shaped groove through a pin shaft, and a reset spring is connected between each arc-shaped groove and one end of each stop lever 2266; during specific work, when the forming block 2263 moves back and forth in the forming shifting groove 2262, the stop block 2265 can contact with the stop rod 2266 back and forth under the action of the return spring, vibration can be formed between the stop block 2265 and the stop rod 2266, and an auxiliary effect is achieved when the forming block 2263 continuously impacts the forming roller 2256 to form vibration.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.