Contact pin structure for grabbing SMC sheet
Technical Field
The utility model relates to a SMC combined material processing equipment's technical field specifically is a snatch SMC sheet contact pin structure.
Background
The production process of the SMC composite material is required to put materials into a mold, in the existing production process, most manufacturers manually put the materials into the mold, the efficiency is low, meanwhile, part of manufacturers utilize automatic feeding equipment, most of the adopted feeding clamp structures are of the wafer type, raw materials are grabbed in a mode of extruding and clamping, the structures of clamping jaws of the clamping jaws need to be continuously adjusted to adapt to the size change of the raw materials, the shedding phenomenon is easily caused during clamping, the complex degree of feeding work is increased, and the production efficiency cannot be effectively improved.
SUMMERY OF THE UTILITY MODEL
The utility model mainly provides a snatch SMC sheet contact pin structure for solve the technical problem who proposes in the above-mentioned background art.
The utility model provides a technical scheme that above-mentioned technical problem adopted does:
the utility model provides a snatch SMC sheet contact pin structure, includes grabbing device, grabbing device comprises supporting element, isolation unit, grabbing material unit and drive unit, grab the material unit including two needle claw assemblies, every the needle claw assembly comprises connecting rod, back plate, 7 style of calligraphy needles, medium plate, front bezel, connecting rod one end is connected with back plate one side center department, the medium plate is located the dead ahead of back plate, the front bezel is located one side that the back plate was kept away from to the medium plate, the medium plate both sides all are provided with several U-shaped draw-in grooves on the surface side by side, 7 style of calligraphy needles are equipped with a plurality of, and are a plurality of 7 style of calligraphy needles are and set up side by side in proper order, and are a plurality of 7 style of calligraphy needles are kept away from needle point one end and are inlayed in corresponding U-shaped draw-in groove on the medium plate one by side, just front bezel.
Further, the supporting unit is including the A-frame, the symmetry is equipped with two sets of slides on the both sides inclined plane of A-frame, and every group all is equipped with two slides and is parallel to each other, just the A-frame top is the plain end structure, and the mounting hole has been seted up on this plain end structure.
Further, keep apart the unit including the baffle, the baffle passes through the bolt fastening with the A-frame bottom, the baffle both ends are equipped with the section of bending respectively, and the section of should bending is toward keeping away from the direction slope of baffle lower extreme, just the baffle both ends are close to the inboard position of two sections of bending respectively and have seted up the several bar in proper order side by side and have kept away the hole.
Furthermore, the drive unit comprises an air cylinder, the output end of the air cylinder is matched with the mounting hole and fixedly connected with the triangular support through a bolt, two connecting rods are symmetrically arranged on two sides of the end part of the output shaft of the air cylinder, one end of each connecting rod is rotatably connected with the end part of the output shaft of the air cylinder, and the other end of each connecting rod is rotatably connected with one end, far away from the rear plate, of each connecting rod.
Furthermore, every the back plate is kept away from all the symmetry on the surface of front bezel and is equipped with two sliders, every two the slider all with two slides that correspond looks inlays and be sliding connection.
Furthermore, the number of the 7-shaped pins is N, N is more than or equal to 2, N must be an even number, and the number of the 7-shaped pins contained in each needle claw assembly is equal to that of the other needle claw assembly.
Furthermore, the number of the U-shaped clamping grooves is set to be X, X is larger than N, X must be an even number, and the number of the U-shaped clamping grooves on each middle plate is equal to that of the other U-shaped clamping grooves.
Furthermore, the number of the strip-shaped avoiding holes is Y, Y is larger than or equal to N, Y must be an even number, and the number of the strip-shaped avoiding holes on each side of the partition plate is equal to that on the other side.
Furthermore, the 7-shaped pins required by each middle plate are embedded in the U-shaped clamping grooves on one side of the middle plate or sequentially embedded in the U-shaped clamping grooves on two sides of the middle plate in a staggered manner.
Furthermore, a sensing unit is arranged on the partition board and comprises an infrared sensor, the infrared sensor is fixed on the partition board through screws, and the radio-frequency end of the infrared sensor does not exceed the lower surface of the partition board.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses a grabbing device has adopted the contact pin to replace the structure of snatching of clamping jaw, set up 7 style of calligraphy needles of several on two needle claw assemblies, every 7 style of calligraphy needles cooperation is inlayed in the U-shaped draw-in groove that corresponds on the medium plate, recycle the front bezel, the centre gripping is fixed to 7 style of calligraphy needles implementation to the stack mounting structure of medium plate and back plate, the front bezel simultaneously, medium plate and back plate adopt the bolt fastening, can be convenient for 7 style of calligraphy needles's dismantlement change work, two needle claw assemblies move when needs material loading, insert 7 style of calligraphy needles slope and implement in the raw and other materials and insert and get the work, angle and the frequent adjustment of size when effectively having avoided snatching raw and other materials, and can reduce the phenomenon that raw and other materials drop, thereby improve production efficiency.
The present invention will be explained in detail with reference to the drawings and specific embodiments.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic structural view of the supporting unit of the present invention;
FIG. 3 is a schematic structural diagram of an isolation unit according to the present invention;
FIG. 4 is a schematic structural view of the material grasping unit of the present invention;
FIG. 5 is an exploded view of the needle and claw assembly of the present invention;
fig. 6 is a schematic structural view of a 7-shaped needle-inserted bar-shaped avoiding hole of the present invention;
fig. 7 is a schematic structural diagram of the driving unit of the present invention;
fig. 8 is a bottom view of the structure of the lower surface of the partition board of the present invention;
fig. 9 is a schematic structural diagram of the infrared sensor of the present invention.
In the figure: 1. a gripping device; 11. a support unit; 111. a triangular bracket; 111a, mounting holes; 112. a slideway; 12. an isolation unit; 121. a partition plate; 121a and a bending section; 121b, strip-shaped avoidance holes; 13. a material grabbing unit; 131. a needle and jaw assembly; 131a, a connecting rod; 131b, a rear plate; 131c, 7-shaped needle; 131d, middle plate; 131d-1 and a U-shaped clamping groove; 131e, a front plate; 131f, a slider; 14. a drive unit; 141. a cylinder; 142. a connecting rod; 15. a sensing unit; 151. An infrared sensor.
Detailed Description
In order to facilitate understanding of the present invention, the present invention will be described more fully with reference to the accompanying drawings, in which several embodiments of the present invention are shown, but the present invention can be implemented in different forms, and is not limited to the embodiments described in the text, but rather, these embodiments are provided to make the disclosure of the present invention more thorough and comprehensive.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may be present, and when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present, as the terms "vertical", "horizontal", "left", "right" and the like are used herein for descriptive purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, and the use of the term knowledge in the specification of the present invention is for the purpose of describing particular embodiments and is not intended to limit the present invention, and the term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
In an embodiment, referring to fig. 1, 4, 5 and 6, an SMC sheet grabbing pin structure includes a grabbing device 1, where the grabbing device 1 includes a supporting unit 11, an isolating unit 12, a grabbing unit 13 and a driving unit 14, the grabbing unit 13 includes two pin claw assemblies 131, each pin claw assembly 131 includes a connecting rod 131a, a rear plate 131b, a 7-shaped pin 131c, a middle plate 131d and a front plate 131e, one end of the connecting rod 131a is connected to a center of one side of the rear plate 131b, the middle plate 131d is located right in front of the rear plate 131b, the front plate 131e is located on one side of the middle plate 131d away from the rear plate 131b, a plurality of U-shaped slots 131d-1 are arranged side by side on surfaces of two sides of the middle plate 131d, the 7-shaped pins 131c are arranged side by side, a plurality of the 7-shaped pins 131c are arranged side by side in sequence, and a plurality of the 7-shaped pins 131c are inserted into corresponding U-shaped slots 131d on the middle plate 131d one end of the middle 1, and the front plate 131e, the middle plate 131d and the rear plate 131b are sequentially fixed by bolts, and the 7-shaped pin 131c required on each middle plate 131d is either simultaneously embedded in the U-shaped slot 131d-1 on one side of the middle plate 131d or sequentially and alternately embedded in the U-shaped slots 131d-1 on both sides of the middle plate 131d, so that the arrangement manner of the 7-shaped pin 131c is divided into two, the first is uniformly arranged on one side of the middle plate 131d, and the other is sequentially and alternately arranged on both sides of the middle plate 131d, the first manner is simpler and more convenient to install and is suitable for being used when the mass of the raw material is lighter, and the second manner is less cumbersome to install than the first manner and is mainly used when the mass of the raw material is heavier, so that the fastening degree in inserting and taking can be improved.
Specifically, referring to fig. 1, 2, 5 and 7, the supporting unit 11 includes a triangular bracket 111, two sets of sliding ways 112 are symmetrically disposed on two side slopes of the triangular bracket 111, each set includes two sliding ways 112 and is parallel to each other, the top of the triangular bracket 111 is a flat structure, a mounting hole 111a is disposed on the flat structure, the driving unit 14 includes an air cylinder 141, an output end of the air cylinder 141 is engaged with the mounting hole 111a and is fixedly connected with the triangular bracket 111 through a bolt, an output shaft of the air cylinder 141 can freely extend and retract in the mounting hole 111a, two connecting rods 142 are symmetrically disposed on two sides of an end of the output shaft of the air cylinder 141, one end of each of the two connecting rods 142 is rotatably connected with an end of the output shaft of the air cylinder 141, a rotatable structure is formed by inserting and connecting a rotating bolt, and the other end is rotatably connected with one end of each of the two connecting rods 131a, which is far, the rotatable structure is formed by inserting and connecting rotating bolts, two sliding blocks 131f are symmetrically arranged on the surface, away from the front plate 131e, of each rear plate 131b, each two sliding blocks 131f are embedded with the corresponding two slide ways 112 and are in sliding connection, the two connecting rods 142 on the output shaft are connected with the connecting rods 131a on the two needle claw assemblies 131 through the work of the air cylinder 141, the two needle claw assemblies 131 can be driven to slide on the limiting tracks of the slide ways 112 through the sliding blocks 131f during telescopic movement, and therefore the insertion and taking work of raw materials is achieved.
Specifically, referring to fig. 1, 3 and 6, the isolation unit 12 includes a partition plate 121, the partition plate 121 is fixed to the bottom of the triangular bracket 111 by bolts, two ends of the partition plate 121 are respectively provided with a bending section 121a, the bending section 121a is inclined in a direction away from the lower end of the partition plate 121, the partition plate 121 firstly protects the raw material, when the whole gripping device 1 descends to contact the raw material, the contact pressure is reduced by the partition plate 121, the raw material can be extruded and positioned for replacement, and random displacement is prevented, when discharging, the partition plate 121 serves as a barrier, so that the 7-shaped needle 131c can smoothly withdraw the raw material, the two bending sections 121a prevent the partition plate 121 from being stuck into the raw material to cause unsmooth blanking, and a plurality of strip-shaped avoiding holes 121b are sequentially formed at positions of two ends of the partition plate 121 close to the inner sides of the two bending sections 121, every 7 word needle 131 c's needle point end all can follow the bar that the activity of baffle 121 upper end alternates corresponds and dodge hole 121b and extend to the lower extreme, and every 7 word needle 131c runs through the bar and dodges the interior contained angle that forms when hole 121b and be 45 degrees, and this angle can make things convenient for 7 word needle 131c to stab the material, has also increaseed frictional force simultaneously, reduces the risk that raw and other materials drop.
Specifically, referring to fig. 8 and 9, the partition board 121 is provided with a sensing unit 15, the sensing unit 15 includes an infrared sensor 151 (model number TFDU4100-TR3), the infrared sensor 151 is fixed on the partition board 121 by screws, a ray end of the infrared sensor 151 does not exceed a lower surface of the partition board 121, a return process is performed when the raw material is encountered by light emission of the infrared sensor 151, it can be known that the raw material below the gripping device 1 is in place, the feeding operation is started under the condition that a processing program is set in an operation system of the device, the infrared sensor 151 has a distance measurement function during the operation, and the insertion and extraction operation can be performed after the partition board 121 contacts the raw material.
Specifically, the number of the 7-shaped pins 131c is set to be N, N is greater than or equal to 2, N must be an even number, the number of the 7-shaped pins 131c included in each of the pin claw assemblies 131 is equal, the number of the U-shaped slots 131d-1 is set to be X, X is greater than N, X must be an even number, the number of the U-shaped slots 131d-1 on each of the middle plates 131d is equal, the number of the bar-shaped avoiding holes 121b is set to be Y, Y is greater than or equal to N, Y must be an even number, the number of the bar-shaped avoiding holes 121b on each side of the partition plate 121 is equal, when N is set to 2, X must be greater than 2, Y is greater than or equal to 2, at least in the case of two 7-shaped pins 131c, the number of the U-shaped slots 131d-1 must be greater than the number of the 7-shaped pins 131c, and the number of the bar-shaped avoiding holes.
The utility model discloses a concrete operation as follows:
the gripping device 1 is arranged on corresponding numerical control processing feeding equipment, then raw materials are arranged below the gripping device 1, or are arranged singly or are arranged in a superposition mode, the raw materials below the gripping device 1 can be known to be in place by returning when meeting the raw materials which are firstly contacted through light emission of the infrared sensor 151, the operation of feeding work is started under the condition that a processing program is set in a device operation system, the infrared sensor 151 has a distance measuring function during the operation, inserting work can be carried out after the partition board 121 contacts the raw materials, when the raw materials are inserted, the air cylinder 141 works, the two connecting rods 142 on the output shaft are connected with the connecting rods 131a on the two needle claw assemblies 131, the two needle claw assemblies 131 can be driven to slide on the limiting track of the slide rail 112 through the slide block 131f during the telescopic movement, all 7-shaped needles 131c on the two needle claw assemblies 131 penetrate into the raw materials to carry out inserting work when the raw materials slide downwards, subsequently, the whole gripping device 1 moves to place the raw material on a designated processing position, and finally, the two needle claw assemblies 131 are driven to slide upwards through the work of the air cylinder 141, so that each 7-shaped needle 131c smoothly exits the raw material by the blocking of the partition plate 121, and the unloading work is completed.
The present invention has been described above with reference to the accompanying drawings, and it is obvious that the present invention is not limited by the above-mentioned manner, if the method and the technical solution of the present invention are adopted, the present invention can be directly applied to other occasions without substantial improvement, and the present invention is within the protection scope of the present invention.