CN108422526B - Multi-truss wood truss assembling equipment - Google Patents
Multi-truss wood truss assembling equipment Download PDFInfo
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- CN108422526B CN108422526B CN201810219120.9A CN201810219120A CN108422526B CN 108422526 B CN108422526 B CN 108422526B CN 201810219120 A CN201810219120 A CN 201810219120A CN 108422526 B CN108422526 B CN 108422526B
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- drilling
- pin
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- pressing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27M—WORKING OF WOOD NOT PROVIDED FOR IN SUBCLASSES B27B - B27L; MANUFACTURE OF SPECIFIC WOODEN ARTICLES
- B27M3/00—Manufacture or reconditioning of specific semi-finished or finished articles
- B27M3/0013—Manufacture or reconditioning of specific semi-finished or finished articles of composite or compound articles
- B27M3/0073—Manufacture or reconditioning of specific semi-finished or finished articles of composite or compound articles characterised by nailing, stapling or screwing connections
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27C—PLANING, DRILLING, MILLING, TURNING OR UNIVERSAL MACHINES FOR WOOD OR SIMILAR MATERIAL
- B27C3/00—Drilling machines or drilling devices; Equipment therefor
- B27C3/02—Stationary drilling machines with a single working spindle
Abstract
The invention discloses multi-truss wood truss assembling equipment which comprises a rack, a drilling mechanism, a feeding mechanism and a grabbing and pin pressing mechanism, wherein the drilling mechanism, the feeding mechanism and the grabbing and pin pressing mechanism are arranged on the rack; the frame comprises a gantry longitudinal moving mechanism, the gantry longitudinal moving mechanism comprises a pair of longitudinal guide rails, a gantry and a longitudinal power mechanism, the gantry comprises a cross beam and an upright post for supporting the cross beam, and the bottom of the upright post is provided with a sliding seat matched with the longitudinal guide rails; the feeding mechanism is arranged on the upright post, and the drilling mechanism and the grabbing pin pressing mechanism are respectively connected with the cross beam through a transverse moving mechanism. The automatic punching and pin installing device can automatically move to a corresponding processing position according to the assembling requirement, realizes the automatic punching and pin installing integrated operation of a plurality of wood trusses, meets the error requirement in design and actual production, improves the assembling efficiency of the plurality of wood trusses, reduces the labor intensity, and improves the assembling quality of the plurality of wood trusses.
Description
Technical Field
The invention relates to multi-truss wood truss assembling equipment, and belongs to the technical field of wood truss processing.
Background
The light wood truss is widely applied to modern wood structure building roof and floor systems and urban 'flat slope changing' engineering due to the excellent performance of the light wood truss; in light-weight wood structures and some heavy-load structures, a single wood truss cannot meet design requirements, and a plurality of wood trusses are needed for solving the problem. The multi-truss wood truss is formed by combining a plurality of single trusses through connecting pieces, is generally used for key parts in a roof or floor system, is subjected to uniform load on the upper part and concentrated load transmitted by other common single trusses lapped with the multi-truss wood truss, and has a more complex stress environment compared with the common single truss. The multi-truss formed by combining a plurality of single-truss wood trusses also becomes the most common structural form at key bearing nodes of modern wood structural roofs and floor systems, and has wide application prospect. Therefore, the error between the designed stressed pin installing node and the pin installing node in actual production is related to the service performance of the actual multi-truss wood truss.
At present, a plurality of wooden trusses are assembled in the market through manual positioning, punching and pin installation. This production method has two fatal disadvantages: positioning, punching and pin installing are carried out through manual assembly, and due to the influence of the proficiency of workers and the assembly quality, the error between the strength of the designed multi-truss wood truss and the strength of the actually produced multi-truss wood truss is usually large, so that the strength of the multi-truss wood truss is greatly reduced; because the assembly process is purely manual operation, positioning, punching and pin installing are needed, if the whole process is completed completely by manpower, obviously, the efficiency is extremely low, and the assembly quality is not high, the existing assembly process is generally matched with a positioning tool, a punching tool and a pin installing tool to ensure the assembly quality, even if the assembly process is not high, the production efficiency is not high, the labor intensity is high, the error between the design and the actual production is large, and the strength of a plurality of wooden trusses is greatly reduced.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides the multi-truss wood truss assembling equipment which is simple in structure and can automatically realize drilling and pinning operations of the multi-truss wood truss.
The technical scheme for solving the technical problems is as follows: a multi-truss wood truss assembling device comprises a rack, and a drilling mechanism, a feeding mechanism and a grabbing and pin pressing mechanism which are arranged on the rack;
the gantry comprises a cross beam and a stand column for supporting the cross beam, and the bottom of the stand column is provided with a sliding seat matched with the longitudinal guide rail;
the feeding mechanism is arranged on the upright post, and the drilling mechanism and the grabbing pin pressing mechanism are respectively connected with the cross beam through a transverse moving mechanism.
The invention has the beneficial effects that: the drilling mechanism, the feeding mechanism and the grabbing and pin pressing mechanism of the multi-truss wood truss assembling equipment can automatically move to corresponding processing positions through the gantry longitudinal moving mechanism and the transverse moving mechanism according to assembling requirements, so that automatic punching and pin installing integrated operation of the multi-truss wood trusses is realized, the error requirements of design and actual production are met, the assembling efficiency of the multi-truss wood trusses is improved, the labor intensity is reduced, and the assembling quality of the multi-truss wood trusses is improved.
On the basis of the technical scheme, the invention can be further improved as follows.
Further, feed mechanism includes material loading mounting panel, material passageway, carousel and is used for pushing the pushing equipment of carousel with material in the material passageway, the material loading mounting panel with the stand is connected, the material passageway sets up on the material loading mounting panel, the carousel sets up the exit position of material passageway, the outside of carousel is equipped with the urceolus, be equipped with the feeding breach on the urceolus, be equipped with a silo on the carousel at least, the carousel rotates under power unit's effect.
The beneficial effects of adopting the above-mentioned further scheme are that, the material pin is in the material passageway, pushing equipment effect, the pin atress moves forward, the pin that is closest to the silo position enters into the silo of carousel through the feeding breach, the carousel rotates under power unit's effect, next pin in the material passageway is blockked by the carousel, the carousel rotates and snatchs the station, wait to snatch the pressure round pin mechanism and get the material, wait that the silo of carousel rotates once more and corresponds the position with the urceolus breach, next pin gets into the silo under pushing equipment effect, repeat the above-mentioned process, thereby realize the automatic orderly material loading of pin, improve the packaging efficiency of many trusss.
Furthermore, the grabbing pin pressing mechanism comprises a pin pressing mounting plate, a grabbing mechanism and a pin pressing mechanism, the grabbing mechanism and the pin pressing mechanism are arranged on the pin pressing mounting plate, the pin pressing mounting plate is connected with the cross beam through the transverse moving mechanism, and the grabbing mechanism comprises a pneumatic chuck for grabbing materials and a first hydraulic cylinder for driving the pneumatic chuck to lift; the pressure pin mechanism comprises a second pressure plate and a second hydraulic cylinder used for driving the first pressure plate to lift, and the second pressure plate is connected with a piston rod of the second hydraulic cylinder.
The beneficial effects of adopting above-mentioned further scheme are that, it can vertical removal and lateral shifting accurately reach and snatch the station to snatch the pressure round pin mechanism, first pneumatic cylinder action drives pneumatic chuck down, pneumatic chuck takes away the pin in the second silo at snatching the station, then pneumatic chuck goes upward, it moves to the pressure round pin station to snatch the pressure round pin mechanism, make the pin on the pneumatic chuck correspond with the drilling position, then pneumatic chuck goes downward inserts the pin in the drilling, pneumatic chuck goes upward, the second clamp plate moves to above the pin, the action of second hydraulic cylinder, the second clamp plate is impressed the pin in the drilling completely, accomplish the pressure round pin operation of many pin trusses. The whole pin pressing process is automatically completed without manual participation, the material taking and pin pressing efficiency and quality are improved, and the labor intensity is reduced.
Further, drilling mechanism includes the drilling mounting panel, sets up drilling cylinder, the drilling motor on the drilling mounting panel and installs the drill bit at drilling motor output, the drilling mounting panel passes through lateral shifting mechanism with the crossbeam is connected, the drilling motor pass through the drilling motor mounting panel with the piston rod of drilling cylinder is connected.
The drilling mechanism can move longitudinally and transversely, and can accurately reach corresponding drilling positions according to the drilling requirements of products to drill a plurality of wood trusses. Automatic drilling is accurate in drilling position and high in drilling quality, labor intensity of workers is reduced, and influence of human factors on drilling quality is avoided.
Furthermore, it still includes prepressing pin mechanism to snatch pressure pin mechanism, prepressing pin mechanism includes first clamp plate, first clamp plate with the piston rod of first pneumatic cylinder is connected, air chuck pass through the relocation mechanism with first clamp plate is connected, relocation mechanism includes floating plate, connecting rod and the expanding spring of cover in the connecting rod outside, air chuck installs on the floating plate, be equipped with the cotter hole on the floating plate, the bottom of first clamp plate is equipped with just to the ejector pin in cotter hole, connecting rod one end with the floating plate is connected, the other end of connecting rod pass through the rod cover with first clamp plate is connected.
The beneficial effects of adopting above-mentioned further scheme are that, snatch pressure round pin mechanism and remove the relevant position, pneumatic chuck snatchs the pin on the carousel at the station of snatching, though first pneumatic cylinder can direct drive pneumatic chuck descend and impress the pin in the pinhole, if the operation like this has relative motion with pneumatic chuck, then the degree of depth that the pin impressed the pinhole is unknown, the pin depth of impressing is not enough, and the direct application of force of second clamp plate often can appear the pin slope or can't be accurate enter into in the pinhole. The problem is solved by the aid of the pre-pressing pin mechanism, the first hydraulic cylinder acts, the pneumatic chuck, the floating plate and the first pressing plate all move downwards, when the pin collides with a drilled hole, the pneumatic chuck and the floating plate stop moving downwards, the first pressing plate applies force to the telescopic spring, the connecting rod moves upwards along the rod sleeve direction, the first pressing plate continues moving downwards, the pin is pressed into the drilled hole to a certain depth through the ejector rod on the first pressing plate, then the pin is completely pressed into the drilled hole through the second pressing plate, and the pin is pressed accurately and does not incline.
Furthermore, the press pin mounting plate is provided with a first press plate guide rail for guiding the first press plate and the floating plate and a second press plate guide rail for guiding the second press plate, the first press plate and the floating plate are provided with slide blocks matched with the first press plate guide rail, and the second press plate is provided with slide blocks matched with the second press plate guide rail.
The hydraulic cylinder has the advantages that the hydraulic cylinder is guided and positioned, the vertical motion is smooth and accurate, the radial force borne by the hydraulic cylinder is reduced, and the service life of the hydraulic cylinder is prolonged.
Further, drilling mechanism still includes positioning disk, positioning disk mounting panel and positioning disk cylinder, the positioning disk cylinder is installed on the drilling mounting panel, the positioning disk sets up on the positioning disk mounting panel, drilling cylinder and drilling motor pass through the positioning disk mounting panel sets up on the drilling mounting panel, the positioning disk mounting panel with the piston rod of positioning disk cylinder is connected, be equipped with the through-hole that is used for the drill bit to pass on the positioning disk.
The technical scheme has the advantages that the portal frame moves to a drilling position, the guide disc cylinder acts during drilling, the guide disc mounting plate and the guide disc move downwards, the drilling cylinder and the drilling motor on the guide disc mounting plate are carried downwards simultaneously, the guide disc compresses the multiple wood trusses, the drilling cylinder drives the drill bit to press downwards for drilling, after the drilling is finished, the drilling cylinder resets, and then the guide disc cylinder resets. The guiding disc can compress the edge position of the drilled hole in advance, then the drilling cylinder acts, the edge position of the drilled hole can be protected, the drilled hole is prevented from being damaged when the drill bit withdraws, and the drilling quality is improved.
Furthermore, an outlet end of the material channel is provided with an inductive switch.
The beneficial effect who adopts above-mentioned further scheme is that, inductive switch lacks the round pin and detects, and when not having the pin in the material passageway, but control system steerable carousel does not rotate to in time supply the pin.
Further, pushing equipment includes push rod, guide arm and material pushing spring, be equipped with rectangular through-hole on the work or material rest of material passageway bottom, the lower extreme of push rod passes rectangular through-hole with the one end of guide arm is connected, the other end of guide arm stretches out the work or material rest, material pushing spring suit the outside of guide arm.
The beneficial effect who adopts above-mentioned further scheme is that, the material is placed on the work or material rest, and the push rod promotes the material under the effect that pushes away the material spring, and the material that is close to the carousel can drop to the silo in, and the carousel rotates, rotates the pin to snatch the station and wait for getting the material.
Further, feed mechanism still includes the splint adjustment mechanism who is used for adjusting material passageway width, splint adjustment mechanism includes the adjusting screw of hand wheel and end connection hand wheel, adjusting screw pass through the bearing frame with the material loading mounting panel is connected, adjusting screw pass through left-handed screw with a splint of material passageway are connected, adjusting bolt pass through right-handed screw with another splint of material passageway are connected.
The further scheme has the beneficial effects that the distance between the pair of clamping plates can be adjusted through the clamping plate adjusting mechanism, so that the pin with different outer diameters can be adapted to meet the requirements of multiple wood trusses with different thicknesses.
Furthermore, the transverse moving mechanism is arranged on the front side and the rear side of the cross beam and comprises a lead screw, a lead screw nut and a transverse motor for driving the lead screw to rotate, the lead screw is connected with the cross beam through a bearing seat, the transverse motor is installed on the cross beam, and the output end of the transverse motor is connected with the lead screw.
The adoption of the further scheme has the beneficial effects that the feeding mechanism is arranged on the upright post and can move along the longitudinal direction along with the portal frame; the drilling station is installed on the lateral shifting mechanism of front side, specifically: the drilling mounting panel is connected with the screw nut of front side, snatchs and presses round pin mechanism to set up on the lateral shifting mechanism of rear side, specifically: the press pin mounting plate is connected with a screw nut at the rear side. Thereby realizing the movement of the drilling and grabbing pin pressing mechanism in the transverse direction. And the transverse moving mechanism is arranged on the cross beam, and the drilling and grabbing mechanism can also move longitudinally along with the portal frame, so that automatic feeding, drilling and pin pressing of a plurality of wood trusses are realized.
Furthermore, the longitudinal power mechanism comprises a longitudinal motor, a transmission gear and a rack meshed with the transmission gear, the longitudinal motor is installed on the sliding seat, the transmission gear is arranged at the output end of the longitudinal motor, and the rack is arranged on the longitudinal guide rail.
The beneficial effect who adopts above-mentioned further scheme is that, vertical motor drive gear rotates, and the driving gear meshes with the rack, because rack fixed mounting is on longitudinal rail, realizes that the slide moves along longitudinal rail to realize the longitudinal movement of portal frame.
Furthermore, the device also comprises a hydraulic clamping mechanism for pressing the multiple wood trusses on the material supporting underframe.
Further, hydraulic clamping mechanism is including pressing from both sides tight pneumatic cylinder, pneumatic cylinder mounting panel, top board, holding down plate, a pair of upper adjustment plate of being connected with the top board, a pair of lower adjustment plate of being connected with the pneumatic cylinder mounting panel, be equipped with the pinhole that is used for the installation pin on the upper and lower adjustment plate, press from both sides tight pneumatic cylinder the piston rod with the holding down plate is connected, the both ends of holding down plate are equipped with and are used for a pair of the pressure plate hole that the holding down plate passed.
The material supporting underframe is provided with a plurality of wood trusses, the upper pressure plate is arranged on the material supporting underframe, the upper pressure plate is tightly pressed on the plurality of wood trusses, the upper and lower adjusting plates are connected through pins, then the clamping hydraulic cylinder acts, the lower pressure plate applies force to the material supporting frame under the action of the clamping hydraulic cylinder, and the plurality of wood trusses are tightly pressed on the material supporting underframe through the hydraulic clamping mechanism, so that the stable drilling and pressing processes of the plurality of wood trusses are realized, and the assembling precision and efficiency of the plurality of wood trusses are ensured.
Furthermore, the device also comprises a plurality of wood truss positioning mechanisms, wherein each wood truss positioning mechanism comprises a positioning plate and a positioning shaft which are arranged on the material supporting underframe.
The further scheme has the advantages that the wood truss is placed on the material supporting underframe, the bottom edge of the wood truss is attached to the positioning shaft, the top of the bottom edge is aligned with the positioning plate, and positioning is completed, so that accurate positioning of multiple wood trusses is achieved, and assembly accuracy of the multiple wood trusses is improved.
Furthermore, the location axle pass through adjustment mechanism with the material supports the chassis and connects, adjustment mechanism includes location axle mounting panel, location axle sleeve and locates the locating pin on the location axle sleeve, be equipped with a plurality of pinholes on the location axle, the one end of location axle mounting panel with the material supports the chassis and connects, the location axle sleeve sets up on the other end of location axle mounting panel, the lower extreme cartridge of location axle is in the location axle sleeve.
The positioning shaft has the advantages that the height of the positioning shaft is required to be adjusted according to the thickness of the multiple wood trusses due to different thicknesses of the multiple wood trusses, the positioning shaft can move up and down in the positioning shaft sleeve, the height of the positioning shaft is adjusted according to the thickness of the multiple wood trusses, and then the positioning shaft is inserted into the pin hole through the positioning pin to be positioned.
Furthermore, a drilling displacement sensor and a pressing pin displacement sensor are respectively arranged on the drilling mounting plate and the guide disc mounting plate.
The drilling device has the advantages that the drilling depth can be controlled by the drilling displacement sensor on the drilling mounting plate; and the depth of the pin pressed into the drill hole can be controlled by a pin pressing displacement sensor.
Further, drilling mechanism still includes drilling guiding mechanism, drilling guiding mechanism includes the drilling guide rail, the drilling guide rail sets up on the positioning disk mounting panel, drilling motor pass through the slider with the drilling guide rail is connected.
The beneficial effect who adopts above-mentioned further scheme is, leading to the drill bit, reducing the drilling motor to the radial power of drilling cylinder, the life of extension drilling cylinder.
Further, drilling mechanism still includes guiding disc guiding mechanism, guiding disc guiding mechanism includes the guiding disc guide rail, the guiding disc guide rail sets up on the drilling mounting panel, the guiding disc mounting panel pass through the slider with the guiding disc guide rail is connected.
The beneficial effects of adopting above-mentioned further scheme are that, it is spacing to lead to the positioning disk mounting panel, reduce the positioning disk mounting panel and install each part on the positioning disk and to the radial force of positioning disk cylinder, prolong the life of positioning disk cylinder.
Furthermore, the feeding mechanism further comprises a guide rod guide mechanism, the guide rod guide mechanism comprises a guide rod guide rail and a guide rod sliding block, the guide rod guide rail is installed on the material rack, and the guide rod sliding block is arranged on the guide rod.
The beneficial effect who adopts above-mentioned further scheme is that, under the effect that pushes away the material spring, the push rod has certain motive force to the material, and guide bar guiding mechanism can play the spacing effect of direction to the guide bar, pushes away the material more accurately, and efficiency is higher.
Further, the transverse moving mechanism further comprises a transverse guiding mechanism, and the transverse guiding mechanism comprises a transverse guide rail arranged on the cross beam.
Adopt above-mentioned further scheme's beneficial effect be, be equipped with on the drilling mounting panel with transverse guide matched with horizontal slider. And the press pin mounting plate is provided with a transverse sliding block matched with the transverse guide rail. The transverse moving motor drives the wire feeding rod to rotate, the screw nut drives the drilling mechanism and the grabbing pin pressing mechanism to transversely move, the transverse guiding mechanism plays a role in guiding and supporting, and the acting force of the mechanism on the screw rod is reduced.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic top view of the present invention;
FIG. 3 is a left side view of the present invention;
FIG. 4 is a schematic front view of the loading mechanism of the present invention;
FIG. 5 is a schematic top view of the loading mechanism of the present invention;
FIG. 6 is a schematic front view of the drilling mechanism of the present invention;
FIG. 7 is a left side view of the drilling mechanism of the present invention;
FIG. 8 is a schematic front view of the pin pressing mechanism of the present invention;
FIG. 9 is a left side view of the gripping pin pressing mechanism of the present invention;
FIG. 10 is a schematic structural view of the hydraulic clamping mechanism of the present invention;
FIG. 11 is a schematic view of a positioning shaft according to the present invention.
In the figure, 1, a feeding mechanism; 101. a feeding mounting plate; 102. a turntable; 103. a first trough; 104. a second trough; 105. a rotating cylinder; 106. a push rod; 107. a guide bar; 108. a pusher spring; 109. a material rack; 110. a splint; 111. a hand wheel; 112. adjusting the screw rod; 113. an outer cylinder; 114. a cylinder mounting plate; 115. an inductive switch; 116. a guide bar guide rail; 117. a guide rod slider; 2. a drilling mechanism; 201. drilling a mounting plate; 202. drilling a cylinder; 203. a drilling motor; 204. a drill bit; 205. a guide plate; 206. a guide disc cylinder; 207. drilling a guide rail; 208. a guide plate guide rail; 209. a borehole displacement sensor; 210. a transverse slide block; 211. a guide plate mounting plate; 3. a grabbing pin pressing mechanism; 301. a press pin mounting plate; 302. a pneumatic chuck; 303. a first hydraulic cylinder; 304. a second platen; 305. a second hydraulic cylinder; 306. a first platen; 307. a floating plate; 308. a connecting rod; 309. a tension spring; 310. a first platen guide rail; 311. a second platen guide; 312. a top rod; 313. a press pin displacement sensor; 4. a hydraulic clamping mechanism; 401. clamping a hydraulic cylinder; 402. a hydraulic cylinder mounting plate; 403. an upper pressure plate; 404. a lower pressing plate; 405. an upper adjusting plate; 406. a lower adjustment plate; 407. a pin; 408. a pin hole; 5. a longitudinal guide rail; 6. a cross beam; 7. a column; 8. a slide base; 9. a lead screw; 10. a transverse motor; 11. a longitudinal motor; 12. a rack; 13. positioning a plate; 14. positioning the shaft; 15. a material support chassis; 16. a positioning shaft mounting plate; 17. positioning the shaft sleeve; 18. positioning pins; 19. a transverse guide rail; 20. a pin; 21. a plurality of wood trusses; 22. a transmission gear.
Detailed Description
The principles and features of this invention are described below in conjunction with examples, which are set forth to illustrate, but are not to be construed to limit the scope of the invention.
As shown in fig. 1 to 11, an assembling device for multiple wood trusses comprises a frame, a drilling mechanism, a feeding mechanism and a grabbing and pin-pressing mechanism, wherein the drilling mechanism, the feeding mechanism and the grabbing and pin-pressing mechanism are arranged on the frame;
the gantry comprises a cross beam 6 and a stand column 7 for supporting the cross beam, and the bottom of the stand column is provided with a sliding seat 8 matched with the longitudinal guide rail;
the feeding mechanism 1 is arranged on the upright column, and the drilling mechanism 2 and the grabbing and pin pressing mechanism 3 are respectively connected with the cross beam through a transverse moving mechanism.
The grabbing pin pressing mechanism 3 comprises a pin pressing mounting plate 301, a grabbing mechanism and a pin pressing mechanism, the grabbing mechanism and the pin pressing mechanism are arranged on the pin pressing mounting plate, the pin pressing mounting plate is connected with the cross beam through the transverse moving mechanism, and the grabbing mechanism comprises a pneumatic chuck 302 used for grabbing materials and a first hydraulic cylinder 303 used for driving the pneumatic chuck to lift; the press pin mechanism comprises a second press plate 304 and a second hydraulic cylinder 305 for driving the first press plate to move up and down, and the second press plate is connected with a piston rod of the second hydraulic cylinder. The grabbing pin pressing mechanism can move longitudinally and transversely and accurately reach the grabbing station, the first hydraulic cylinder acts to drive the pneumatic chuck to move downwards, the pneumatic chuck takes away pins in the second trough at the grabbing station, then the pneumatic chuck moves upwards, the grabbing pin pressing mechanism moves to the pin pressing station, the pins on the pneumatic chuck correspond to the positions of the drill holes, then the pneumatic chuck moves downwards to insert the pins into the drill holes, the pneumatic chuck moves upwards, the second pressing plate moves to the position above the pins, the second hydraulic cylinder acts, the second pressing plate completely presses the pins into the drill holes, and the pin pressing operation of the multi-truss is completed. The whole pin pressing process is automatically completed without manual participation, the material taking and pin pressing efficiency and quality are improved, and the labor intensity is reduced.
Drilling mechanism includes drilling mounting panel 201, sets up drilling cylinder 202, drilling motor 203 on the drilling mounting panel and installs the drill bit 204 at the drilling motor output, the drilling mounting panel passes through lateral shifting mechanism with the crossbeam is connected, the drilling motor pass through the drilling motor mounting panel with the piston rod of drilling cylinder is connected. The drilling mechanism is installed on the cross beam through the transverse moving mechanism, so that the drilling mechanism can move longitudinally and transversely, and can accurately reach corresponding drilling positions according to the drilling requirements of products to drill multiple wood trusses. Automatic drilling is accurate in drilling position and high in drilling quality, labor intensity of workers is reduced, and influence of human factors on drilling quality is avoided.
The material channel comprises a material rack 109 for supporting materials and a pair of clamping plates 110 arranged on two sides of the material rack.
The pushing mechanism comprises a push rod 106, a guide rod 107 and a pushing spring 108, a long through hole is formed in the material rack, the lower end of the push rod penetrates through the long through hole and is connected with one end of the guide rod, the other end of the guide rod extends out of the material rack, and the pushing spring is sleeved on the outer side of the guide rod. The pin is placed on the material passageway, and the push rod promotes the material under the effect that pushes away the material spring, and the material that is close to the carousel can drop to the silo in, and the carousel rotates, rotates the pin to snatch the station and wait for getting the material.
Feed mechanism still includes the splint adjustment mechanism who is used for adjusting material passageway width, splint adjustment mechanism includes the adjusting screw 112 of hand wheel 111 and end connection hand wheel, adjusting screw pass through the bearing frame with the material loading mounting panel is connected, adjusting screw passes through left-handed screw and one splint are connected, adjusting bolt passes through right-handed screw and another splint are connected. The distance between a pair of clamping plates can be adjusted through the clamping plate adjusting mechanism, and the clamp is suitable for pins with different outer diameters so as to meet the requirements of multiple wood trusses with different thicknesses.
And the discharge end of the material channel is provided with an inductive switch 115. The inductive switch detects the missing pin, and if no pin is arranged in the material channel, the control system can control the turntable not to rotate and timely supplement the pin.
The feeding mechanism further comprises a guide rod guiding mechanism, the guide rod guiding mechanism comprises a guide rod guide rail 116 and a guide rod sliding block 117, the guide rod guide rail is installed on the material rack, and the guide rod sliding block is arranged on the guide rod. Under the effect of pushing away the material spring, the push rod has certain motive force to the material, and guide bar guiding mechanism can play the spacing effect of direction to the guide bar, pushes away the material more accurately, and efficiency is higher.
Snatch pressure pin mechanism still includes and presses round pin mechanism in advance, it includes first clamp plate 306 to press round pin mechanism in advance, first clamp plate with the piston rod of first pneumatic cylinder is connected, air chuck pass through floating mechanism with first clamp plate is connected, floating mechanism includes floating plate 307, connecting rod 308 and overlaps the expanding spring 309 in the connecting rod outside, air chuck installs on the floating plate, be equipped with the round pin hole on the floating plate, the bottom of first clamp plate is equipped with just to the ejector pin 312 in round pin hole, connecting rod one end with the floating plate is connected, the other end of connecting rod pass through the rod cover with first clamp plate is connected. Snatch pressure round pin mechanism and remove corresponding position, air chuck snatchs the round pin on the carousel at the station of snatching, though first pneumatic cylinder can the down line of direct drive air chuck in the pinhole with the pin of impressing, but if the pin has relative motion with air chuck like this, then the degree of depth that the pinhole was impressed to the pin is unknown, and the depth of impressing to the pin is not enough, and the direct application of force of second clamp plate often can appear the pin slope or can't be accurate enter into in the pinhole. The problem is solved by the aid of the pre-pressing pin mechanism, the first hydraulic cylinder acts, the pneumatic chuck, the floating plate and the first pressing plate all move downwards, when the pin collides with a drilled hole, the pneumatic chuck and the floating plate stop moving downwards, the first pressing plate applies force to the telescopic spring, the connecting rod moves upwards along the rod sleeve direction, the first pressing plate continues moving downwards, the pin is pressed into the drilled hole to a certain depth through the ejector rod on the first pressing plate, then the pin is completely pressed into the drilled hole through the second pressing plate, and the pin is pressed accurately and does not incline.
The pressure pin mounting plate is provided with a first pressure plate guide rail 310 used for guiding a first pressure plate and a floating plate and a second pressure plate guide rail 311 used for guiding a second pressure plate, the first pressure plate and the floating plate are provided with slide blocks matched with the first pressure plate guide rail, and the second pressure plate is provided with slide blocks matched with the second pressure plate guide rail. The guide positioning is realized, the up-and-down motion is smooth and accurate, the radial force borne by the hydraulic cylinder is reduced, and the service life of the hydraulic cylinder is prolonged.
Drilling mechanism still includes positioning disk mounting panel 211, positioning disk 205 and positioning disk cylinder 206, the positioning disk cylinder is installed on the drilling mounting panel, the positioning disk is installed on the positioning disk mounting panel, the positioning disk mounting panel with the piston rod of positioning disk cylinder is connected, be equipped with the through-hole that is used for the drill bit to pass on the positioning disk, drilling cylinder and drilling motor are installed on the positioning disk mounting panel. The portal frame moves to a drilling position, during drilling, the guide disc cylinder acts, the guide disc mounting plate and the guide disc move downwards, the drilling cylinder and the drilling motor on the guide disc mounting plate are carried simultaneously to move downwards, the guide disc compresses the multiple wood trusses, then the drilling cylinder drives the drill bit to press downwards for drilling, after drilling is finished, the drilling cylinder resets, and then the guide disc cylinder resets. The guiding disc can compress the edge position of the drilled hole in advance, then the drilling cylinder acts, the edge position of the drilled hole can be protected, the drilled hole is prevented from being damaged when the drill bit withdraws, and the drilling quality is improved.
The transverse moving mechanism is arranged on the front side and the rear side of the cross beam and comprises a lead screw 9, a lead screw nut and a transverse motor 10 for driving the lead screw to rotate, the lead screw is connected with the cross beam through a bearing seat, the transverse motor is installed on the cross beam, and the output end of the transverse motor is connected with the lead screw. The feeding mechanism is arranged on the upright post and can move along the longitudinal direction along with the portal frame; the drilling station is installed on the lateral shifting mechanism of front side, specifically: the drilling mounting panel is connected with the screw nut of front side, snatchs and presses round pin mechanism to set up on the lateral shifting mechanism of rear side, specifically: the press pin mounting plate is connected with a screw nut at the rear side. Thereby realizing the movement of the drilling and grabbing pin pressing mechanism in the transverse direction. And the transverse moving mechanism is arranged on the cross beam, and the drilling and grabbing mechanism can also move longitudinally along with the portal frame, so that automatic feeding, drilling and pin pressing of a plurality of wood trusses are realized.
The longitudinal power mechanism comprises a longitudinal motor 11, a transmission gear 22 and a rack 12 meshed with the transmission gear, the longitudinal motor is installed on the sliding seat, the transmission gear is arranged at the output end of the longitudinal motor, and the rack is arranged on the longitudinal guide rail. The longitudinal motor drives the transmission gear to rotate, the transmission gear is meshed with the rack, and the rack is fixedly arranged on the longitudinal guide rail, so that the sliding seat moves along the longitudinal guide rail, and the portal frame moves longitudinally.
The material supporting frame is characterized by further comprising a hydraulic clamping mechanism 4 used for pressing a plurality of wood trusses on the material supporting frame, the hydraulic clamping mechanism comprises a clamping hydraulic cylinder 401, a hydraulic cylinder mounting plate 402, an upper pressure plate 403, a lower pressure plate 404, a pair of upper adjusting plates 405 connected with the upper pressure plate and a pair of lower adjusting plates 406 connected with the hydraulic cylinder mounting plate, pin holes 408 used for mounting pins 407 are formed in the upper adjusting plates and the lower adjusting plates, a piston rod of the clamping hydraulic cylinder is connected with the lower pressure plate, and two ends of the lower pressure plate are provided with a pair of pressure plate holes through which the lower adjusting plates penetrate. The multi-truss material support device comprises a material support underframe, an upper pressing plate, a lower pressing plate, a hydraulic clamping mechanism, an upper adjusting plate, a lower adjusting plate, a material supporting frame, an upper adjusting plate, a lower adjusting plate, a pin, a material supporting frame, a hydraulic clamping mechanism and a material support frame.
The device further comprises a plurality of wood truss positioning mechanisms, wherein each wood truss positioning mechanism comprises a positioning plate 13 and a positioning shaft 14 which are arranged on the material supporting underframe 15. The positioning shaft is used for positioning the bottom edges of the multiple wood trusses, and the positioning plate is used for positioning the top edges of the multiple wood trusses. The wood truss is placed on the material supporting underframe, the bottom edge of the wood truss is attached to the positioning shaft, the top of the bottom edge is aligned to the positioning plate, and positioning is completed, so that accurate positioning of multiple wood trusses is achieved, and assembly accuracy of the multiple wood trusses is improved.
The location axle pass through adjustment mechanism with the material supports the chassis and connects, adjustment mechanism includes location axle mounting panel 16, location axle sleeve 17 and locates the locating pin 18 on the location axle sleeve, be equipped with a plurality of pinholes on the location axle, the one end of location axle mounting panel with the material supports the chassis and connects, the location axle sleeve sets up on the other end of location axle mounting panel, the lower extreme cartridge of location axle is in the location axle sleeve. The positioning shaft can move up and down in the positioning shaft sleeve, the height of the positioning shaft is adjusted according to the thickness of the multiple wood trusses, and then the positioning shaft is inserted into the pin hole through the positioning pin to position the positioning shaft.
And the drilling mounting plate and the guide disc mounting plate are respectively provided with a drilling displacement sensor 209 and a press pin displacement sensor 313. The depth of the drilled hole can be controlled by a drilling hole displacement sensor on the drilling hole mounting plate; the depth of the pin pressed into the drill hole can be controlled by a pin pressing displacement sensor, and the pre-pressing pin presses the pin into the drill hole by 50mm generally.
Drilling mechanism still includes drilling guiding mechanism, drilling guiding mechanism includes drilling guide rail 207, the drilling guide rail is installed on the positioning disk mounting panel, drilling motor pass through the slider with the drilling guide rail is connected. The drill bit is guided, the radial force of the drilling motor to the drilling cylinder is reduced, and the service life of the drilling cylinder is prolonged.
Drilling mechanism still includes guiding disc guiding mechanism, guiding disc guiding mechanism includes guiding disc guide rail 208, the guiding disc guide rail sets up on the drilling mounting panel, the guiding disc mounting panel pass through the slider with the guiding disc guide rail is connected. The guide plate mounting plate is guided and limited, the radial force of the guide plate mounting plate and each component mounted on the guide plate cylinder is reduced, and the service life of the guide plate cylinder is prolonged.
The lateral movement mechanism further comprises a lateral guide mechanism comprising a lateral guide rail 19 arranged on the cross beam. The drilling mounting plate is provided with a transverse sliding block 210 matched with the transverse guide rail; the pressure pin mounting plate is provided with a transverse sliding block matched with the transverse guide rail, the transverse moving motor drives the wire feeding rod to rotate, the screw nut drives the drilling mechanism and grabs the transverse moving of the pressure pin mechanism, the transverse guiding mechanism plays a role in guiding and supporting, and the acting force of the mechanism on the screw rod is reduced.
The working process is as follows: placing the wood truss on the material supporting underframe, attaching the bottom edge of the wood truss to the positioning shaft, and aligning the top of the bottom edge with the positioning plate to complete positioning; after the height of the positioning shaft is adjusted, the positioning pin is inserted into the corresponding pin hole to fix the positioning shaft; placing the upper part of the hydraulic clamping mechanism on the wood truss, inserting the pin, pressurizing by a hydraulic system, and clamping the wood truss; according to the product models of a plurality of wood trusses, starting a corresponding control program, automatically moving the portal frame to a corresponding position, enabling a drilling mechanism to work at a drilling station, pressing down a drill bit guide disc by a guide disc cylinder to tightly press the trusses during drilling, driving a drill bit to move downwards by a drilling cylinder to start drilling, providing stable and flexible pressure by the drilling cylinder to avoid large impact damage to the drill bit, enabling the drill bits with different diameters to have the same length, and controlling the drilling depth by a drilling displacement sensor; the pin is pushed out by the spring, and the rotating disc rotates to enable the pin to rotate to a grabbing station; the pin pressing mechanism is arranged at a grabbing station, a pneumatic chuck grabs the pin, then the pin pressing mechanism automatically moves to the position of the pin hole which is just punched to press the pin, the first hydraulic cylinder drives the floating plate to move downwards to drive the pneumatic chuck, the pin is placed in the hole position, the first pressing plate is driven by the first hydraulic cylinder to continue to move downwards, the pin is pressed into the position of 50mm, then the pneumatic chuck is loosened and returns to the starting point, the transverse motor acts to enable the second pressing plate to move to the position above the pin which is just pressed, the pin is completely pressed into the position, then the whole body returns to the position above the material taking station to take the material; sequentially pressing pins into corresponding positions of a plurality of wood trusses, and then drilling and pressing the pins to return to the original point; and (4) loosening the hydraulic clamping mechanism, unloading the product and preparing for the production of the next product.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (9)
1. A multi-truss wood truss assembling device is characterized by comprising a rack, a drilling mechanism, a feeding mechanism and a grabbing and pin pressing mechanism, wherein the drilling mechanism, the feeding mechanism and the grabbing and pin pressing mechanism are arranged on the rack;
the gantry comprises a cross beam and a stand column for supporting the cross beam, and the bottom of the stand column is provided with a sliding seat matched with the longitudinal guide rail;
the feeding mechanism is arranged on the upright post, and the drilling mechanism and the grabbing pin pressing mechanism are respectively connected with the cross beam through a transverse moving mechanism;
the grabbing pin pressing mechanism comprises a pin pressing mounting plate, a grabbing mechanism and a pin pressing mechanism, the grabbing mechanism and the pin pressing mechanism are arranged on the pin pressing mounting plate, the pin pressing mounting plate is connected with the cross beam through the transverse moving mechanism, and the grabbing mechanism comprises a pneumatic chuck for grabbing materials and a first hydraulic cylinder for driving the pneumatic chuck to lift; the pressure pin mechanism comprises a second pressure plate and a second hydraulic cylinder used for driving the second pressure plate to lift, and the second pressure plate is connected with a piston rod of the second hydraulic cylinder.
2. The multi-wood truss assembling device according to claim 1, wherein the feeding mechanism comprises a feeding mounting plate, a material channel, a rotary table and a pushing mechanism for pushing the material in the material channel into the rotary table, the feeding mounting plate is connected with the upright column, the material channel is arranged on the feeding mounting plate, the rotary table is arranged at an outlet of the material channel, an outer cylinder is arranged on the outer side of the rotary table, a feeding notch is arranged on the outer cylinder, at least one trough is arranged on the rotary table, and the rotary table rotates under the action of the power mechanism.
3. The multi-wood truss assembling apparatus according to claim 1, wherein the drilling mechanism comprises a drilling mounting plate, a drilling cylinder disposed on the drilling mounting plate, a drilling motor, and a drill bit mounted at an output end of the drilling motor, the drilling mounting plate is connected to the beam by the lateral moving mechanism, and the drilling motor is connected to a piston rod of the drilling cylinder.
4. The multi-wood truss assembling device according to claim 1, wherein the grabbing pin pressing mechanism further comprises a pre-pressing pin mechanism, the pre-pressing pin mechanism comprises a first pressing plate, the first pressing plate is connected with a piston rod of the first hydraulic cylinder, the pneumatic chuck is connected with the first pressing plate through a floating mechanism, the floating mechanism comprises a floating plate, a connecting rod and a telescopic spring sleeved outside the connecting rod, the pneumatic chuck is mounted on the floating plate, a pin hole is formed in the floating plate, a top rod right facing the pin hole is arranged at the bottom of the first pressing plate, one end of the connecting rod is connected with the floating plate, and the other end of the connecting rod is connected with the first pressing plate through a rod sleeve.
5. The multi-wood truss assembling device according to claim 3, wherein the drilling mechanism further comprises a guide disc, a guide disc mounting plate and a guide disc cylinder, the guide disc cylinder is mounted on the drilling mounting plate, the guide disc is arranged on the guide disc mounting plate, the drilling cylinder and the drilling motor are connected with the drilling mounting plate through the guide disc mounting plate, the guide disc mounting plate is connected with a piston rod of the guide disc cylinder, and a through hole for a drill to pass through is formed in the guide disc.
6. The multi-wood-truss assembling device according to claim 2, wherein the pushing mechanism comprises a push rod, a guide rod and a pushing spring, a strip through hole is formed in the material frame at the bottom of the material channel, the lower end of the push rod penetrates through the strip through hole to be connected with one end of the guide rod, the other end of the guide rod extends out of the material frame of the material channel, and the pushing spring is sleeved on the guide rod.
7. The multi-wood truss assembling apparatus according to claim 1, wherein the transverse moving mechanism is disposed at a front side and a rear side of the cross beam, the transverse moving mechanism comprises a screw, a screw nut, and a transverse motor for driving the screw to rotate, the screw is connected to the cross beam through a bearing seat, the transverse motor is mounted on the cross beam, and an output end of the transverse motor is connected to the screw.
8. The multi-wood truss assembling device according to claim 1, wherein the longitudinal power mechanism comprises a longitudinal motor, a transmission gear and a rack engaged with the transmission gear, the longitudinal motor is mounted on the sliding seat, the transmission gear is arranged at an output end of the longitudinal motor, and the rack is arranged on the longitudinal guide rail.
9. The multi-timber truss assembly apparatus according to any one of claims 1 to 8, further comprising a hydraulic clamping mechanism for pressing the multi-timber truss against the material support base frame; the hydraulic clamping mechanism comprises a clamping hydraulic cylinder, a hydraulic cylinder mounting plate, an upper pressing plate, a lower pressing plate, a pair of upper adjusting plates connected with the upper pressing plate, and a pair of lower adjusting plates connected with the hydraulic cylinder mounting plate, wherein pin holes used for mounting pins are formed in the upper adjusting plates and the lower adjusting plates, a piston rod of the clamping hydraulic cylinder is connected with the lower pressing plates, and pressing plate holes through which the lower adjusting plates pass are formed in two ends of the lower pressing plate.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810219120.9A CN108422526B (en) | 2018-03-16 | 2018-03-16 | Multi-truss wood truss assembling equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810219120.9A CN108422526B (en) | 2018-03-16 | 2018-03-16 | Multi-truss wood truss assembling equipment |
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| CN108422526A CN108422526A (en) | 2018-08-21 |
| CN108422526B true CN108422526B (en) | 2020-07-24 |
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| CN201810219120.9A Active CN108422526B (en) | 2018-03-16 | 2018-03-16 | Multi-truss wood truss assembling equipment |
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| CN110539146A (en) * | 2019-09-29 | 2019-12-06 | 河北新大地机电制造有限公司 | Automatic installation device and method for sandwich external wall panel heat-insulating layer connecting piece |
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| US3543818A (en) * | 1968-12-04 | 1970-12-01 | Arthur L Troutner | Apparatus for drilling and routing truss joist chords |
| CN206953144U (en) * | 2017-01-13 | 2018-02-02 | 尹乐琼 | A kind of punching dress pin apparatuses of plate |
| CN107030831A (en) * | 2017-05-24 | 2017-08-11 | 上海品聚实业发展有限公司 | A kind of new plank latch processing unit (plant) |
| CN107081822A (en) * | 2017-05-24 | 2017-08-22 | 胡满航 | A kind of plank latch processing unit (plant) |
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