CN209774015U - automatic clamping device of multiplex spare - Google Patents
automatic clamping device of multiplex spare Download PDFInfo
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- CN209774015U CN209774015U CN201822024639.XU CN201822024639U CN209774015U CN 209774015 U CN209774015 U CN 209774015U CN 201822024639 U CN201822024639 U CN 201822024639U CN 209774015 U CN209774015 U CN 209774015U
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Abstract
The utility model relates to a multi-workpiece automatic clamping device, which comprises a bottom plate; the top of the module positioning seat is provided with a mounting groove which is symmetrically arranged on two sides of the bottom plate; the module plate is fixed on the top of the module positioning seat, a plurality of positioning holes are formed in the top at equal intervals and are communicated with the mounting groove, the positioning holes are used for fixing workpieces, and a plurality of pressing holes which are perpendicular to and communicated with the positioning holes are formed in the side face of the module plate at equal intervals; the positioning pin is arranged at the bottom of the mounting groove of the module positioning seat and is coaxial with the positioning hole, and the positioning pin is used for limiting the height of a workpiece; the ejector rod is inserted into the pressing hole in a sliding manner; the return spring is positioned between the ejector rod and the module plate; the clamping device is located between the two module positioning seats and between the two ejector rods on the same axis, and the clamping device is used for pushing the ejector rods to tightly press the workpiece in the positioning holes from the side face of the workpiece. The device can clamp a plurality of workpieces at one time, can automatically lock the workpieces, and has the advantages of high processing efficiency, balanced, stable and reliable clamping force.
Description
Technical Field
the utility model relates to an anchor clamps of processing usefulness, especially an automatic clamping device of multiplex spare.
Background
The round pin type part is big in batches, incessant production throughout the year, the round pin need mill the processing in process of production, in order to improve work efficiency, mill the processing to adopt anchor clamps clamping round pin at present more, anchor clamps are the carousel formula, be equipped with a plurality of stations on the carousel, every station all needs the manual anchor clamps of unclamping of operator, the work piece that the processing is good is taken off, pack in new work piece, manual locking new work piece again, though can realize a plurality of work pieces of clamping, clamping efficiency is poor, high in labor strength, in addition because the size restriction of processing mesa, the carousel diameter is less, every station all needs solitary anchor clamps, the work piece quantity of packing on the carousel is less.
SUMMERY OF THE UTILITY MODEL
in order to solve the above problem, the utility model provides a once can a plurality of work pieces of clamping simultaneously to can automatic locking the automatic clamping device of a multiplex spare of work piece, concrete technical scheme is:
A multi-workpiece automatic clamping device comprises a bottom plate; the top of the module positioning seat is provided with a mounting groove, and the module positioning seats are symmetrically mounted on the bottom plate and are positioned on two sides of the bottom plate; the module plate is fixed on the top of the module positioning seat, a plurality of positioning holes are formed in the top of the module plate at equal intervals and communicated with the mounting groove, the positioning holes are used for fixing a workpiece, a plurality of pressing holes are formed in the side face of the module plate at equal intervals and are perpendicular to and communicated with the positioning holes; the positioning pin is arranged at the bottom of the mounting groove of the module positioning seat and is coaxial with the positioning hole, and the positioning pin is used for limiting the height of the workpiece; the ejector rod is inserted into the pressing hole in a sliding manner; the return spring is positioned between the ejector rod and the module plate and is used for enabling the ejector rod to be far away from the workpiece; and the clamping device is positioned between the two module positioning seats and between the two ejector rods on the same axis, and is used for pushing the ejector rods to tightly press the workpiece in the positioning holes from the side surfaces of the workpiece.
by adopting the technical scheme, the workpiece is inserted into the positioning hole, then the clamping device is started, the clamping device pushes the ejector rod to compress the workpiece, and the plurality of positioning holes are arranged, so that the plurality of workpieces can be clamped at one time, and the processing efficiency is greatly improved.
Preferably, the clamping device comprises a material ejecting seat, the material ejecting seat is respectively fixed on one side of the module positioning seats, the material ejecting seat is positioned between the two module positioning seats, a plurality of pushing grooves are arranged on the material ejecting seat at equal intervals, the bottoms of the pushing grooves are provided with insertion holes, the insertion holes are coaxial with the pressing holes and communicated with the pressing holes, the material ejecting seat is also provided with material ejecting fixing plates, the material ejecting fixing plates are symmetrically positioned on two sides of the pushing grooves, the material ejecting fixing plates are provided with pushing holes, and the pushing holes are waist-shaped holes; the driven shaft is inserted into the pushing hole in a sliding mode and penetrates through the pushing groove, the ejector rod penetrates through the insertion hole, one end of the ejector rod is pressed on the driven shaft, and the driven shaft is used for pushing the ejector rod to press a workpiece; the driven rollers are fixed at two ends of the driven shaft; the driving roller is positioned below one side of the driven roller and used for pushing the driven roller to horizontally move towards the two sides of the driving roller along the pushing hole; the driving roller is arranged at two ends of the driving shaft; the lifting seat is provided with a driving shaft; and the lifting device is provided with a lifting seat and is used for pushing the driving roller to lift.
through adopting above-mentioned technical scheme, the liftout seat symmetry sets up to make a lift seat can promote the driven gyro wheel of two symmetries simultaneously through initiative gyro wheel, realize promoting two liftout poles simultaneously and compress tightly the work piece, make simple structure, improved elevating gear's utilization ratio.
The driven shaft slides in the pushing hole, the pushing hole limits the sliding of the driven shaft to be convenient, and the driven shaft is ensured to push the ejector rod. Driven roller and initiative gyro wheel all establish two, can guarantee driven shaft and ejector pin and keep the vertically state, prevent that driven shaft unilateral atress from taking place the unable normal push ejector pin of slope.
preferably, the lifting device comprises a hydraulic cylinder, the hydraulic cylinder is fixed on the bottom plate and connected with the lifting seat, and the hydraulic cylinder is used for driving the lifting seat to lift.
Through adopting above-mentioned technical scheme, stable pressure can be improved to the pneumatic cylinder to pressure increases, can guarantee to press from both sides tight work piece, prevents that the course of working work piece is not hard up.
preferably, the lifting seat is a U-shaped seat.
through adopting above-mentioned technical scheme, U-shaped seat light in weight.
Preferably, chip removal holes are formed in two sides of the positioning hole and communicated with the mounting groove; one side of the mounting groove is provided with a discharge hole, and the discharge hole is positioned on the side surface of the bottom plate.
By adopting the technical scheme, the scrap discharging holes are used for discharging scraps, so that the scrap irons are prevented from being accumulated around the workpiece to influence processing. The iron chips enter the mounting groove from the chip removal hole and then are discharged into a chip removal groove of the machine tool from a discharge hole on the side surface of the mounting groove.
Preferably, the bottom of the mounting groove is obliquely arranged.
preferably, the bottom of the mounting groove and the horizontal plane form an included angle of 20 ~ 30 degrees.
Through adopting above-mentioned technical scheme, the bottom slope of mounting groove sets up makes iron fillings can roll off the mounting groove smoothly.
Preferably, the module positioning seat further comprises a threaded pin, and the threaded pin is fixed at the bottom of the mounting groove of the module positioning seat; and a nut sleeve is arranged at one end of the positioning pin and is fixed at the top of the threaded pin through threads.
Through adopting above-mentioned technical scheme, the terminal surface of locating pin and work piece contact is the plane, and the terminal surface of locating pin can take place wearing and tearing after using a period, because the quantity of locating pin is more, and the wearing and tearing of every locating pin are different, and highly the location to the work piece produces the influence, makes the height of work piece inconsistent, consequently needs to dismantle the locating pin and grinds. The positioning pin is connected with the threaded pin through the nut sleeve, is convenient to disassemble and assemble, and can be screwed down by a tool.
preferably, the diameter of the positioning hole is 1.5 ~ 2mm larger than that of the workpiece.
Preferably, the protective cover is arranged on the top of the module positioning seat and positioned between the two module positioning seats.
through adopting above-mentioned technical scheme, the safety cover prevents that dust, iron fillings from getting into, effectively protects ejector pin, gyro wheel and pneumatic cylinder.
Compared with the prior art the utility model discloses following beneficial effect has:
The utility model provides a pair of automatic clamping device of multiplex spare once can a plurality of work pieces of clamping simultaneously to can lock the work piece automatically, very big improvement machining efficiency, the clamping-force is balanced, stable, reliable.
Drawings
FIG. 1 is a front view of a multi-workpiece automatic clamping device;
3 FIG. 32 3 is 3 a 3 cross 3- 3 sectional 3 view 3 taken 3 along 3 line 3 A 3- 3 A 3 of 3 FIG. 31 3; 3
FIG. 3 is a schematic view of a portion of the enlarged structure at I in FIG. 1;
fig. 4 is a schematic structural view of the module positioning seat;
FIG. 5 is a sectional view taken along line D-D of FIG. 4;
FIG. 6 is a schematic view of the structure of the module board;
FIG. 7 is an enlarged sectional view taken along line B-B of FIG. 6;
FIG. 8 is a schematic cross-sectional view of the topping base;
FIG. 9 is an enlarged sectional view taken along line C-C of FIG. 8;
FIG. 10 is a schematic structural view of the carrier rod;
Fig. 11 is a schematic structural view of the lifting base.
Detailed Description
the present invention will now be further described with reference to the accompanying drawings.
The module plate 30 is provided with a plurality of positioning holes 31 for placing workpieces, so that the clamping amount of the workpieces is increased, and more than 28 workpieces can be clamped at the same time; the workpiece is pressed in the positioning hole 31 through the ejector rod 70, the hydraulic cylinder 63 realizes the pressing of the ejector rod 70 on the workpiece through the transmission of the driving roller 60 and the driven roller 52, and the clamping force is balanced, stable and reliable.
as shown in fig. 1 to 11, an automatic multi-workpiece clamping apparatus includes a base plate 10; the module positioning seat 20 is provided with a mounting groove 21 at the top of the module positioning seat 20, and the module positioning seats 20 are symmetrically mounted on the bottom plate 10 and are positioned at two sides of the bottom plate 10; the module plate 30 is fixed on the top of the module positioning seat 20, a plurality of positioning holes 31 are formed in the top of the module plate 30 at equal intervals, the positioning holes 31 are communicated with the mounting groove 21, the positioning holes 31 are used for fixing workpieces, a plurality of pressing holes 33 are formed in the side face of the module plate 30 at equal intervals, and the pressing holes 33 are perpendicular to and communicated with the positioning holes 31; the positioning pin 40 is installed at the bottom of the installation groove 21 of the module positioning seat 20, is coaxial with the positioning hole 31, and is used for limiting the height of the workpiece by the positioning pin 40; the ejector rod 70, the said ejector rod 70 is inserted in the pressing hole 33 slidably; a return spring 71, wherein the return spring 71 is positioned between the top rod 70 and the module plate 30, and the return spring 71 is used for keeping the top rod 70 away from the workpiece; and the clamping device is positioned between the two module positioning seats 20 and between the two ejector rods 70 on the same axis, and is used for pushing the ejector rods 70 to press the workpiece in the positioning hole 31 from the side surface of the workpiece.
further, as shown in fig. 5 and 6, the diameter of the positioning hole 31 is 1.5 ~ 2mm larger than the diameter of the workpiece, clearance holes 32 are formed in two sides of the positioning hole 31, the clearance holes 32 are communicated with the mounting groove 21, a discharge hole 22 is formed in one side of the mounting groove 21, the discharge hole 22 is located in the side surface of the bottom plate 10, the bottom of the mounting groove 21 is arranged in an inclined manner, further, an included angle between the bottom of the mounting groove 21 and the horizontal plane is 20 ~ 30 degrees, the positioning device further comprises a threaded pin 42, the threaded pin 42 is fixed ~ the bottom of the mounting groove 21 of the module positioning seat 20, a nut sleeve 41 is installed at one end of the positioning pin 40, and the nut sleeve 41 is fixed ~ the top of the threaded pin 42 through.
specifically, as shown in fig. 1, the bottom plate 10 is a rectangular plate, the module positioning seats 20 are fixed on the top surface of the bottom plate 10 through bolts and are symmetrically arranged on the center line of the bottom plate 10, and the distance between the two module positioning seats 20 is 80 ~ 100mm and is used for installation and maintenance of oil pipelines, the driving roller 60 and the driven roller 52. the module positioning seats 20 are made of SKD61 steel, and are made of heat treatment hardness HRC52 ~ 56, and have high wear resistance and good strength. as shown in fig. 4 and 5, the module positioning seats 20 are rectangular blocks with long strip shapes, the mounting groove 21 forms a cavity, the mounting groove 21 is a stepped groove, the step is used for height positioning of the module plate 30, the module plate 30 is fixed in the mounting groove 21, a plurality of through holes 23 are equidistantly arranged on one side of the mounting groove 21, the through holes 23 are coaxially arranged with the compression holes 33, the ejector rods 70 penetrate through the through holes 23, the module plate 30 is fixed in the mounting groove 21, the chip removal holes 32 are accurately positioned for chip removal, the chip removal is prevented from being accumulated around the workpiece, the chip removal holes 32 are symmetrically arranged on two sides of the positioning holes 31, and the chip removal groove 21, the chip removal grooves 21 can be prevented from being easily discharged from the chip removal grooves 21.
the module plate 30 is fixed through screws on the side face of the module positioning seat 20, the module plate 30 is a rectangular plate, the module plate 30 is made of SKD61 steel, the heat treatment hardness is HRC52 ~ 56, the wear resistance is high, the strength is good, the number of the positioning holes 31 is set according to the actual processing requirement, the number of the positioning holes 31 is even, the diameter of the positioning holes 31 is 1.5 ~ 2mm larger than the diameter of a workpiece, the workpiece can be conveniently and smoothly inserted and taken out, the position of the workpiece in automatic clamping can be reduced, the moving amplitude is minimum, and meanwhile, the situation that the ejector rod 70 cannot normally compress the workpiece due to workpiece deflection caused by the fact that the positioning holes 31 are.
as shown in fig. 10, the ejector rod 70 is a stepped shaft, and includes a swaging rod 701, a sliding rod 702, and a stopper rod 703 that are sequentially arranged and have sequentially increased diameters, the through hole 23 is a stepped hole, the swaging rod 701 and the sliding rod 702 are inserted into the through hole 23, one end of a return spring 71 is located in the through hole 23, and the other end is located on the stopper rod 703, the ejector rod 70 is used ~ press the workpiece in the positioning hole 31 from the side surface of the workpiece, the ejector rod 70 is made of ZG40SiMnCrMo material, the roughness ra0.4 ~ 0.8, the heat treatment hardness HRC62 ~ 65, more than 150 ten thousand times can be used for each positioning pin 40, the end surface can be repaired once, 50 ~ 60 ten thousand times can be used again, the ejector rod 70 is not bent, does not deform, has high hardness and wear resistance, and meets the requirement of mass long-term production, the sliding gap between the ejector rod 70 and the positioning hole 31 is 0.15 ~ 0.2 mm.
as shown in fig. 2, the end surface of one end of the positioning pin 40, which is in contact with the workpiece, is a plane, the positioning pin 40 is vertically arranged, and the positioning pin 40 defines the height of the workpiece, so that the workpiece is kept at a relatively uniform height; the positioning pins 40 are made of ZGMn13Cr2MoRe materials, the heat treatment hardness is HRC 60-65, each positioning pin 40 can be used for MoRe than 100 ten thousand times, and then the positioning pins can be ground again once or for MoRe than 50-60 ten thousand times. The end face of the positioning pin 40 contacting with the workpiece is a plane, when the end face of the positioning pin 40 is worn after being used for a period of time, because the number of the positioning pins 40 is large, the wear of each positioning pin 40 is different, the height positioning of the workpiece is affected, the height of the workpiece is inconsistent, and therefore the positioning pins 40 need to be detached for grinding. The positioning pin 40 is connected with the threaded pin 42 through the nut sleeve 41, so that the assembly and disassembly are convenient, and the positioning pin 40 can be screwed off by a tool.
The return spring 71 is a cylindrical coil spring. The return spring 71 is used for returning the ejector rod 70 after the ejection is finished, and the ejector rod 70 is far away from the workpiece, so that the workpiece is convenient to mount and dismount.
Further, as shown in fig. 1 to 3, the clamping device includes a material ejection seat 50, the material ejection seat 50 is respectively fixed on one side of the module positioning seats 20, the material ejection seat 50 is located between two module positioning seats 20, a plurality of pushing grooves 501 are arranged on the material ejection seat 50 at equal intervals, the bottom of each pushing groove 501 is provided with a jack 502, each jack 502 is coaxial with and communicated with the corresponding pressing hole 33, the material ejection seat 50 is further provided with a material ejection fixing plate 503, the material ejection fixing plates 503 are symmetrically located on two sides of the corresponding pushing groove 501, pushing holes 504 are arranged on the material ejection fixing plates 503, and the pushing holes 504 are waist-shaped holes; the driven shaft 51 is inserted into the pushing hole 504 in a sliding mode and penetrates through the pushing groove 501, the ejector rod 70 penetrates through the inserting hole 502, one end of the ejector rod 70 is pressed on the driven shaft 51, and the driven shaft 51 is used for pushing the ejector rod 70 to press a workpiece; driven rollers 52, the driven rollers 52 are fixed at both ends of the driven shaft 51; the driving roller 60 is positioned below one side of the driven roller 52, and the driving roller 60 is used for pushing the driven roller 52 to horizontally move towards the two sides of the driving roller 60 along the pushing hole 504; the driving device comprises a driving shaft 61, wherein driving rollers 60 are arranged at two ends of the driving shaft 61; the lifting seat 62 is provided with a driving shaft 61; and the lifting device is provided with a lifting seat 62 and is used for pushing the driving roller 60 to lift. The lifting device comprises a hydraulic cylinder 63, the hydraulic cylinder 63 is fixed on the bottom plate 10, the hydraulic cylinder 63 is connected with the lifting seat 62, and the hydraulic cylinder 63 is used for driving the lifting seat 62 to lift. The lifting seat 62 is a U-shaped seat.
Specifically, the diameter of the insertion hole 502 is larger than the diameter of the return spring 71. The material ejection seat 50 is made of ZGMn18Cr2MoRe material, and the heat treatment hardness HRC 60-65 can be used for MoRe than 200 ten thousand times. The ejector fixing plates 503 on the adjacent pushing grooves 501 form roller grooves, and the driven rollers 52 are positioned in the roller grooves.
as shown in FIGS. 1 to 3, the driving shaft 61 and the driven shaft 51 are both made of ZGMn13Cr2MoRe material, the heat treatment hardness HRC 60-65, and each shaft can be used for MoRe than 200 ten thousand times. One end of the driving shaft 61 and one end of the driven shaft 51 are both provided with a disc head with a larger diameter, the other end of the driving shaft 51 is provided with a pin hole, a cotter pin is arranged in the pin hole, and the cotter pin and the disc head limit the axial sliding of the driving shaft 61 and the driven shaft 51. The hydraulic cylinder 63 pushes the driving roller 60, the driving roller 60 pushes the driven roller 52, the driven roller 52 pushes the driven shaft 51, and the driven shaft 51 pushes the ejector rod 70 to press the workpiece. The driving roller 60 and the driven roller 52 are fixed to the driving shaft 61 and the driven shaft 51, respectively, through bearings. All adopt 100Cr6 high wear-resistant material to make, bearing rolling resistance is little, can improve power transmission efficiency, promotes to pass power the effect.
the hydraulic cylinder 63 is fixed on the bottom plate 10 through a bolt and is respectively connected with an oil inlet pipe and an oil return pipe through an oil pipe joint. The hydraulic cylinders 63 are provided in plurality, the number of the hydraulic cylinders 63 is consistent with that of the positioning holes 31 in the module plate 30, the rated working load of the hydraulic cylinders 63 is 0.25-0.35 Mpa, the oil inlet pipes and the oil return pipes of all the hydraulic cylinders 63 are respectively connected to the main oil inlet pipe and the main oil return pipe in parallel, and the main oil inlet pipe and the main oil return pipe are in linkage control through manual buttons; when oil is fed and pressurized, a piston rod of the hydraulic cylinder 63 pushes the driving roller 60 on the lifting seat 62 to ascend; the driving roller 60 pushes the driven rollers 52 on the two upper sides, the driven rollers 52 drive the driven shafts 51 to slide towards the workpiece along the pushing holes 504, and the driven shafts 51 press the push rods 70 on the side faces of the workpiece, so that the workpiece is pressed in the positioning holes 31, and the clamping of the workpiece is completed. When the oil return pipe returns oil and releases pressure, a piston rod of the hydraulic cylinder 63 drives the lifting seat 62 to descend, the lifting seat 62 drives the driving roller 60 to descend, the driven roller 52 unloads pressing force, the ejector rod 70 is far away from the workpiece under the action of the return spring 71, the driven shaft 51 is pushed to the central position of the bottom plate 10, and the action of loosening the workpiece is completed.
further, as shown in fig. 1 and 2, a protective cover 11 is further included, and the protective cover 11 is installed on top of the module positioning seats 20 and located between two module positioning seats 20. The protective cover 11 prevents dust and iron chips from entering, and effectively protects the ejector rod 70, the driving roller 60, the driven roller 52 and the hydraulic cylinder 63.
When the lifting seat works, workpieces are sequentially inserted into the positioning holes 31, then the hydraulic cylinder 63 is started to extend out of the piston rod, and the piston rod of the hydraulic cylinder 63 pushes the driving roller 60 on the lifting seat 62 to ascend; the driving roller 60 pushes the driven rollers 52 on the two upper sides, the driven rollers 52 drive the driven shafts 51 to slide towards the workpiece along the pushing holes 504, and the driven shafts 51 press the push rods 70 on the side faces of the workpiece, so that the workpiece is pressed in the positioning holes 31, and the clamping of the workpiece is completed. After the machining is finished, the hydraulic cylinder 63 is started to retract the piston rod, the piston rod drives the lifting seat 62 to descend, the lifting seat 62 drives the driving roller 60 to descend, the driven roller 52 unloads pressing force, the ejector rod 70 is far away from the workpiece under the action of the return spring 71, the driven shaft 51 is pushed to the central position of the bottom plate 10, the action of loosening the workpiece is finished, and the machined workpiece is taken down.
The utility model has the advantages of it is following:
1. the self rigidity of the positioning pin 40, the ejector rod 70 and the like is enhanced in material, structure and heat treatment mode, so that the positioning pin does not shake or deform during working, and is fatigue-resistant;
2. The workpiece is restrained by the positioning pin 40, the positioning hole 31 and the ejector rod 70, and when the workpiece is clamped, the workpiece can be automatically aligned, so that clamping deviation or clamping displacement is prevented;
3. The workpieces symmetrically arranged on the same axis correspond to a group of hydraulic cylinders 63, the ejector rod 70 and the return spring 71, and oil paths are distributed in parallel, so that the transmission of balanced hydraulic force is facilitated, the clamping stability is effectively enhanced, and slipping is prevented;
4. Parts such as the module plate 30, the module positioning seat 20 and the like are made of tool steel or hot die steel materials, and quenching and tempering heat treatment is adopted to control a reasonable hardness range, so that the strength and toughness and high wear resistance of the die are enhanced, and the service life of the die is prolonged;
5. The clamping device has the advantages of clamping a plurality of workpieces at one time, being high in clamping speed, improving technical and economic benefits and enhancing the safety of automatic operation.
Claims (10)
1. An automatic clamping device for multiple workpieces is characterized by comprising
A base plate (10);
The top of the module positioning seat (20) is provided with a mounting groove (21), and the module positioning seats (20) are symmetrically mounted on the bottom plate (10) and are positioned on two sides of the bottom plate (10);
The module plate (30) is fixed on the top of the module positioning seat (20), a plurality of positioning holes (31) are formed in the top of the module plate (30) at equal intervals, the positioning holes (31) are communicated with the mounting groove (21), the positioning holes (31) are used for fixing workpieces, a plurality of pressing holes (33) are formed in the side face of the module plate (30) at equal intervals, and the pressing holes (33) are perpendicular to and communicated with the positioning holes (31);
the positioning pin (40) is mounted at the bottom of the mounting groove (21) of the module positioning seat (20) and is coaxial with the positioning hole (31), and the positioning pin (40) is used for limiting the height of a workpiece;
The ejector rod (70), the said ejector rod (70) is inserted in the compacting hole (33) slidably;
the return spring (71), the said return spring (71) locates between knockout pin (70) and module board (30), the return spring (71) is used for making the knockout pin (70) keep away from the work piece;
And the clamping device is positioned between the two module positioning seats (20) and between the two ejector rods (70) on the same axis, and is used for pushing the ejector rods (70) to press the workpiece in the positioning holes (31) from the side surface of the workpiece.
2. a multi-workpiece automatic clamping device as claimed in claim 1, wherein said clamping means comprises
The ejection base (50) is respectively fixed on one side of the module positioning bases (20), the ejection base (50) is located between the two module positioning bases (20), a plurality of pushing grooves (501) are formed in the ejection base (50) at equal intervals, inserting holes (502) are formed in the bottoms of the pushing grooves (501), the inserting holes (502) are coaxial with the pressing holes (33) and are communicated with the pressing holes, ejection fixing plates (503) are further arranged on the ejection base (50), the ejection fixing plates (503) are symmetrically located on two sides of the pushing grooves (501), pushing holes (504) are formed in the ejection fixing plates (503), and the pushing holes (504) are waist-shaped holes;
The driven shaft (51), the driven shaft (51) is inserted in the pushing hole (504) in a sliding mode and penetrates through the pushing groove (501), the ejector rod (70) penetrates through the insertion hole (502), one end of the ejector rod (70) is pressed on the driven shaft (51), and the driven shaft (51) is used for pushing the ejector rod (70) to press a workpiece;
driven rollers (52), wherein the driven rollers (52) are fixed at two ends of a driven shaft (51);
The driving roller (60) is positioned below one side of the driven roller (52), and the driving roller (60) is used for pushing the driven roller (52) to horizontally move towards the two sides of the driving roller (60) along the pushing hole (504);
the device comprises a driving shaft (61), wherein driving rollers (60) are arranged at two ends of the driving shaft (61);
The lifting seat (62), the driving shaft (61) is installed on the lifting seat (62); and
The lifting device is provided with a lifting seat (62) and is used for pushing the driving roller (60) to lift.
3. The automatic multi-workpiece clamping device as claimed in claim 2, wherein the lifting device comprises a hydraulic cylinder (63), the hydraulic cylinder (63) is fixed on the base plate (10), the hydraulic cylinder (63) is connected with the lifting base (62), and the hydraulic cylinder (63) is used for driving the lifting base (62) to lift.
4. A multi-workpiece automatic clamping device according to claim 2, characterized in that the lifting base (62) is a U-shaped base.
5. the automatic multi-workpiece clamping device according to claim 1 or 2, wherein the positioning hole (31) is provided with chip removal holes (32) at two sides, and the chip removal holes (32) are communicated with the mounting groove (21);
One side of the mounting groove (21) is provided with a discharge hole (22), and the discharge hole (22) is positioned on the side surface of the bottom plate (10).
6. A multi-workpiece automatic clamping device according to claim 5, characterized in that the bottom of the mounting groove (21) is arranged obliquely.
7. the automatic multi ~ workpiece clamping device as claimed in claim 5, wherein the bottom of the mounting groove (21) forms an angle of 20 ~ 30 ° with the horizontal plane.
8. The automatic clamping device for multiple workpieces as claimed in claim 1, further comprising a threaded stud (42), wherein the threaded stud (42) is fixed at the bottom of the mounting groove (21) of the module positioning seat (20); and a nut sleeve (41) is arranged at one end of the positioning pin (40), and the nut sleeve (41) is fixed on the top of the threaded pin (42) through threads.
9. the automatic multi ~ workpiece clamping device as claimed in claim 1, wherein the diameter of the positioning hole (31) is 1.5 ~ 2mm larger than the diameter of the workpiece.
10. A multi-workpiece automatic clamping device according to claim 1, further comprising a protective cover (11), wherein the protective cover (11) is mounted on top of the module positioning seats (20) and is located between two module positioning seats (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822024639.XU CN209774015U (en) | 2018-12-04 | 2018-12-04 | automatic clamping device of multiplex spare |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822024639.XU CN209774015U (en) | 2018-12-04 | 2018-12-04 | automatic clamping device of multiplex spare |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209774015U true CN209774015U (en) | 2019-12-13 |
Family
ID=68787889
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822024639.XU Active CN209774015U (en) | 2018-12-04 | 2018-12-04 | automatic clamping device of multiplex spare |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209774015U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112872856A (en) * | 2021-01-19 | 2021-06-01 | 张晓怡 | Clamping device for machining of motor special-shaped hole-containing workpiece |
-
2018
- 2018-12-04 CN CN201822024639.XU patent/CN209774015U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112872856A (en) * | 2021-01-19 | 2021-06-01 | 张晓怡 | Clamping device for machining of motor special-shaped hole-containing workpiece |
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