CN111015177A - Full-automatic heating press-fitting machine for crankshaft gear and flange - Google Patents
Full-automatic heating press-fitting machine for crankshaft gear and flange Download PDFInfo
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- CN111015177A CN111015177A CN201811578294.0A CN201811578294A CN111015177A CN 111015177 A CN111015177 A CN 111015177A CN 201811578294 A CN201811578294 A CN 201811578294A CN 111015177 A CN111015177 A CN 111015177A
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- flange
- gear
- cylinder
- tailstock
- crankshaft
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/02—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for connecting objects by press fit or for detaching same
- B23P19/027—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for connecting objects by press fit or for detaching same using hydraulic or pneumatic means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P11/00—Connecting or disconnecting metal parts or objects by metal-working techniques not otherwise provided for
- B23P11/02—Connecting or disconnecting metal parts or objects by metal-working techniques not otherwise provided for by first expanding and then shrinking or vice versa, e.g. by using pressure fluids; by making force fits
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P11/00—Connecting or disconnecting metal parts or objects by metal-working techniques not otherwise provided for
- B23P11/02—Connecting or disconnecting metal parts or objects by metal-working techniques not otherwise provided for by first expanding and then shrinking or vice versa, e.g. by using pressure fluids; by making force fits
- B23P11/022—Connecting or disconnecting metal parts or objects by metal-working techniques not otherwise provided for by first expanding and then shrinking or vice versa, e.g. by using pressure fluids; by making force fits by using pressure fluids
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P11/00—Connecting or disconnecting metal parts or objects by metal-working techniques not otherwise provided for
- B23P11/02—Connecting or disconnecting metal parts or objects by metal-working techniques not otherwise provided for by first expanding and then shrinking or vice versa, e.g. by using pressure fluids; by making force fits
- B23P11/025—Connecting or disconnecting metal parts or objects by metal-working techniques not otherwise provided for by first expanding and then shrinking or vice versa, e.g. by using pressure fluids; by making force fits by using heat or cold
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- Mechanical Engineering (AREA)
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Abstract
A full-automatic heating press-fitting machine for a crankshaft gear and a flange is used for manufacturing a crankshaft. The device comprises a tailstock assembly, a V-shaped supporting block II, a V-shaped supporting block I, a pneumatic press-mounting mechanism, a cooling water circulation system, a medium-frequency induction heating power supply, a control system, a feeding separator, a lead screw and a pneumatic system, wherein the tailstock assembly is arranged on a lathe bed; the tailstock centre of the tailstock centre assembly and the head of a bed centre of the pneumatic press-fitting mechanism tightly push the two ends of the crankshaft, the V-shaped supporting block II and the pair of crankshafts of the V-shaped supporting block are positioned and supported, the feeding separator jacks a gear or a flange into the head of a bed clamp body of the pneumatic press-fitting mechanism, the medium-frequency induction heating power supply realizes the heating of the gear and the flange, and the pneumatic press-fitting mechanism presses the gear or the flange into the crankshaft. The invention can simultaneously hot press the gear and the flange, reduces the occupied space of the equipment, reduces the labor intensity of operators and improves the working efficiency.
Description
Technical Field
The invention relates to the technical field of automobile part manufacturing, in particular to a full-automatic heating press-fitting machine for press-fitting a crankshaft gear and a flange.
Background
According to the processing technological process of the crankshaft, after the gear shaft neck and the flange shaft neck at the large end of the crankshaft are subjected to finish machining, the following machining procedures are carried out:
1. heating and installing timing gears: the crankshaft is hoisted to a gear heater filling position, the gear is placed at the filling position, then an automatic machining button is started, and the device automatically presses and packs the gear and then restores to the original position.
2. Heating and installing a flange: and hoisting the crankshaft from the gear heater, hoisting the crankshaft to a flange heater filling position, placing the flange at the filling position, starting an automatic machining button, automatically pressing the flange by equipment, recovering the original position, and hoisting the crankshaft to finish machining.
The above processing technology has the following defects:
1. the crankshaft gear and the flange are pressed into two sets of independent devices, the occupied area is large, and the line spacing of the matched hoisting crankshaft is too large.
2. The crankshaft gear and the flange are pressed and mounted by two sets of equipment, secondary clamping is needed, the labor intensity of an operator is high, and the efficiency is low.
3. The gear press-mounting equipment only has the staggered tooth error-proofing function, and has no forward and reverse gear installation error-proofing function; the function of the error-proof teeth is ensured only by the cushion block below the gear clamping position, and when the cushion block is worn, the function of the error-proof teeth is invalid and no feedback signal exists; the rigidity of the angular positioning device of the press-fitting gear equipment is poor, and the positioning rod deforms to cause angular positioning reference deviation.
4. The flange press-mounting equipment has no error-proofing function; the clamping position only depends on three positioning clamping jaws, and the clamping jaws are easy to cause eccentricity after being clamped by the flange shaft sleeve after being abraded, so that the clamping is not in place.
5. Heating parts of the press-fitting gear and flange equipment are easy to age, heating parameters are unstable, and the phenomenon that the gear cannot be installed in place when being heated or the gear is yellowed after being heated excessively is caused.
6. After the press mounting of the gear and the flange is finished, the cooling time must be finished by changing the program by technicians, and the operation is inconvenient.
7. The processing time of the gear and the flange is different, the production takt can only be calculated according to the long processing time, and the production period is long.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention aims to provide a full-automatic heating press-fitting machine for a crankshaft gear and a flange, so as to automatically heat and press-fit the crankshaft gear and the flange at the same time.
In order to achieve the purpose, the invention comprises a tailstock assembly, a V-shaped supporting block II, a V-shaped supporting block I, a pneumatic press-fitting mechanism, a cooling water circulating system, a medium-frequency induction heating power supply, a control system, a feeding separator, a lead screw and a pneumatic system, wherein the tailstock assembly is arranged on a lathe bed; the tailstock centre of the tailstock centre assembly and the head of a bed centre of the pneumatic press-fitting mechanism tightly push the two ends of the crankshaft, the V-shaped supporting block II and the pair of crankshafts of the V-shaped supporting block are positioned and supported, the feeding separator jacks a gear or a flange into the head of a bed clamp body of the pneumatic press-fitting mechanism, the medium-frequency induction heating power supply realizes the heating of the gear and the flange, and the pneumatic press-fitting mechanism presses the gear or the flange into the crankshaft.
The lathe bed is of a welded fully-closed protection structure; the left and right guide rails and the front and rear guide rails are linear guide rails.
The tailstock assembly comprises a tailstock center assembly and a connecting rod neck P of the crankshaft1The phase angle fixing assembly device comprises a phase angle fixing assembly device, a tailstock body and a supporting part;
the connecting sleeve of the tailstock center assembly is fixed on the tailstock body, the tailstock center cylinder is connected with the connecting sleeve through a connecting plate and a connecting flange, the right end of a first guide rod is provided with a Morse taper hole and is in press fit with the Morse taper of the tailstock center, the left side of the first guide rod is connected with a screw rod of the tailstock center cylinder, the outer circular surface of the first guide rod is in sliding fit with a spacer sleeve, a piston rod of the tailstock center cylinder is driven to tightly push or release a crankshaft when moving, a bearing sleeve is arranged on the outer circular surface of the spacer sleeve and is fixed on the tailstock body, and pressing covers are respectively fixed at the left end and the right end of the bearing sleeve;
the positioning cylinder of the fixed-phase assembly device is fixed on the tailstock body, the positioning cylinder is connected with the upper part of the first check block through a cylinder extension rod, the lower part of the first check block is in sliding fit with a guide sleeve fixed on the tailstock body through a guide rod II, and the second check block fixed on the tailstock body is connected with an adjusting sizing block; connecting rod neck P of cylinder extension rod right-moving stop block for clamping crankshaft1Then, the connecting rod neck P is caused1When the gear and the flange are mounted, the cylinder extension rod drives the first stop block to retract;
the tailstock cylinder support and the tailstock body are both in sliding connection with the left and right guide rails, the screw rod is rotated by a crank, the screw rod pushes the tailstock cylinder support through the nut, the tailstock cylinder support moves left and right along the left and right guide rails, and the whole tailstock body is driven to move left and right through the cylinder connecting rod;
the V-shaped supporting block of the supporting part supports the main journal M of the crankshaft2A V-shaped supporting block II is fixed on the tailstock body, and a main journal M supporting the crankshaft is arranged on the V-shaped supporting block II6(ii) a The support body is in sliding connection with the left and right guide rails, the axial positioning support of the flange and the gear is arranged on the support body, and when the head center of the bed head tightly pushes the large-head center hole, the main shaft diameter M of the crankshaft6The end face of the flange is axially positioned on the V-shaped supporting block I, the gear is pushed to a gear axial positioning block on the supporting body by the bedside air cylinder, the axial size of the gear on the crankshaft is guaranteed, the flange is pushed to the flange axial positioning block, and the axial size of the flange on the crankshaft is guaranteed.
The tail end of a guide rod IV of the feeding separator is fixed on the miniature rotator, so that the feeding separator rotates forwards or backwards for 90 degrees; a piston rod of the feeding separator back-and-forth moving cylinder is connected with the first pushing supporting plate, and the miniature rotator enables the feeding separator to move back and forth along the front-and-back direction guide rail; a piston rod of the left-right moving cylinder of the feeding separator is connected with a second pushing supporting plate, so that the feeding separator moves left and right along a left-right guide rail: a piston rod of a feeding cylinder of the feeding separator is connected with the third pushing supporting plate, and when the feeding separator rotates to move to the position of the bed head clamp body, the feeding cylinder of the feeding separator pushes a gear or a flange into the bed head clamp body; a gear disc top block and a flange disc top block are respectively arranged in an inner hole on the back of the gear clamp body and the flange clamp body on the feeding separator, the gear disc top block and the flange disc top block are respectively connected with a spring guide rod, a spring is sleeved on the spring guide rod, a pressure plate is fixed together with the spring guide rod, when a micro rotator drives a fixing plate to rotate 90 degrees clockwise through the spring guide rod, a feeding cylinder of the feeding separator pushes the pressure plate to move rightwards, the spring is compressed, the spring guide rod is forced to drive the gear disc top block to move rightwards, and a gear is pressed into a bed head clamp body; when the micro rotator drives the fixed plate to rotate 90 degrees anticlockwise through the spring guide rod, the feeding cylinder of the feeding separator pushes the pressure plate to move rightwards, so that the spring is compressed, the spring guide rod is forced to drive the flange cake jacking block to move rightwards, and the flange is pressed into the bed head clamp body; micro switches for monitoring the gear installation error, the front and back installation error and the flange front and back installation error are respectively arranged on the gear on the feeding separator and the fixed plate of the flange; the gear marking teeth lack part of the small chamfer, a micro switch is arranged in the space, when the small chamfer is aligned with the micro switch, the micro switch cannot contact the gear, the equipment cannot give an alarm, and if other teeth without the gear marking teeth are misplaced, namely placed on the micro switch, the micro switch can be touched, and the equipment gives an alarm; a microswitch is arranged at the position of the flange chamfer on one side of the flange, and if the microswitch is reversely arranged and the chamfer is not arranged, the microswitch equipment can be touched to alarm; a set of flange spring pin or gear spring pin is respectively arranged on the clamp body for clamping the gear or the flange on the feeding separator, a set of flange spring pin or gear spring pin is also respectively arranged on the bed head clamp body for clamping the gear or the flange, and when the gear or the flange is jacked into the bed head clamp body by the feeding separator, the two sets of pins cannot interfere; protective screens are arranged at the edge and above the feeding separator close to the equipment.
The medium-frequency induction heating power supply is an integral medium-frequency power supply and comprises a rectifying system, a filtering system, an inverter system, an LC series resonance system, a control system, a cooling system and an inductor water-electricity connecting mechanism, wherein the heating expansion control of the gear and the flange is realized by heating current and heating time; the length of the power heating coil is slightly larger than the sum of the thicknesses of the gear and the flange, the power heating coil on the right side is used for heating the flange, and the power heating coil on the left side is used for heating the gear; the medium-frequency induction heating power supply is connected with the power supply front-and-back moving cylinder and the power supply left-and-right moving cylinder.
The bed head cylinder and the bed head tip cylinder of the pneumatic press-fitting mechanism are fixed on the bed head body, the bed head body and the sliding body are in sliding connection with the left and right guide rails, and the left and right movement of the bed head body and the sliding body on the left and right guide rails can be adjusted by a lead screw; the sleeve is fixed outside the sliding body, the guide sleeve is fixed in the sliding body, and a piston rod of the cylinder of the bed head center is connected with the bed head center through a guide rod III in the sleeve; the bed head cylinder is connected with the sliding body through a connecting rod; the clamp body is fixed on the sliding body through the clamp pad, the flange is fixed on the clamp body through the flange spring pin, the gear is fixed on the clamp body through the gear spring pin, the positioning pin is made of 65Mn material, the outer diameter of the gear is small and is fixed on the right side in the clamp body, the outer diameter of the flange is large and is fixed on the left side in the clamp body, and the inner hole of the clamp body is axially positioned and is in a step shape; the bed head center extends out under the action of the bed head center cylinder, is guided by the guide sleeve and the sleeve, penetrates through the gear hole or the flange hole, directly props against the large-end center hole of the crankshaft, extends out of the bed head cylinder, pushes the sliding body to move to the left along the left and right guide rails through the connecting rod until the flange is blocked by the flange axial positioning block or the gear is blocked by the gear axial positioning block and does not move, and presses the gear or the flange into the crankshaft by the bed head cylinder; the micro switch for monitoring whether the gear and the flange are installed in place is installed on the clamp body on the sliding body, when the gear and the flange touch the micro switch, the fact that parts exist in the clamp body can be pressed is proved, and when the micro switch is not touched, the fact that the parts do not exist in the clamp body is proved, and pressing cannot be conducted.
The crankshaft is a six-cylinder crankshaft or a four-cylinder crankshaft, the connecting plate is replaced, and the tailstock assembly is adjusted through the lead screw and the support body is adjusted, so that the crankshaft is tightly pressed by the head center and the tailstock center. The two ends of the connecting plate are respectively connected with the tailstock body and the support body.
The control system is located on the right side of an operator, the left and right direction guide rails are located in the middle of the press-mounting machine and close to the outer side, and the roller way is located behind the operator.
The pneumatic system provides automatic control for the operation of each cylinder and also provides blowing cooling for the gears and the flanges after hot pressing.
The detection device monitors whether the crankshaft is in place or not before the tailstock center and the head of the bed center tightly push the crankshaft.
And the cooling water circulation system is communicated with the power supply heating coil and plays a role in cooling and protecting the power supply heating coil.
The invention can realize the medium-frequency induction heating of the gear and the flange on the press-mounting machine and assemble the gear and the flange on the corresponding part of the crankshaft, has the double functions of heating and press-mounting the crankshaft gear and the flange, and is suitable for the hot press-mounting of various crankshaft gears and flanges. An operator only needs to hoist the crankshaft to a loading position of a full-automatic heating press-fitting machine for the crankshaft gear and the flange, then respectively places the gear and the flange at an equipment loading position, starts an automatic processing button, and lifts the crankshaft after the equipment automatically finishes heating and press-fitting the gear and the flange.
Compared with the prior art, the invention has the following advantages:
(1) the gear and the flange can be simultaneously hot-pressed, so that the occupied space of the equipment is reduced, the labor intensity of operators is reduced, and the working efficiency is improved.
(2) Possesses four mistake proofing functions: the device can prevent the gear from being installed in a wrong way, prevent the gear from being installed in a wrong way on the front side and the back side, prevent the flange from being installed in a wrong way on the front side and the back side, prevent materials from being left or not, automatically send buzzing and an alarm lamp when the mistake-proof signals are used; the gear and the flange are clamped and positioned by the spring pins made of elastic materials, so that the centering precision of the gear and the flange is improved.
(3) The rigidity of the equipment angular positioning tool is greatly improved, and the angular positioning deviation is greatly reduced; the heating parameters of the heating part are stable, one-time heating installation can be ensured, and the parameters of the heating process are controlled; parameters of the heating and cooling processes can be visually set through the control panel, and the operation is convenient.
(4) The equipment has increased the function of blowing in the cooling time after gear and flange installation, has improved cooling efficiency.
Drawings
FIG. 1 is a schematic diagram of a four-cylinder crankshaft of the present invention.
FIG. 2 is a schematic diagram of a six-cylinder crankshaft of the present invention.
Fig. 3 is a sectional view a-a of fig. 2.
Fig. 4 is a view in the direction of G of fig. 2.
Fig. 5 is a floor plan of the present invention.
Fig. 6 is a front view of the present invention.
Fig. 7 is a schematic view of the tailstock center assembly of fig. 6.
Fig. 8 is a schematic diagram of the phase fixing assembly device of fig. 6.
Fig. 9 is a schematic view of the support body assembly of fig. 6.
Fig. 10 is a view from direction G of fig. 9.
Fig. 11 is a sectional view B-B of fig. 9.
Fig. 12 is a sectional view a-a of fig. 9.
Fig. 13 is a schematic view of the pneumatic press-fitting mechanism of fig. 6.
Fig. 14 is a schematic view of the feed separator of fig. 6.
Fig. 15 is a schematic structural view of the fixing plate of fig. 14 when not in operation.
Fig. 16 is a schematic structural view of the fixing plate of fig. 14 when it is operated clockwise.
Fig. 17 is a schematic structural view of the fixing plate of fig. 14 when it is operated counterclockwise.
Fig. 18 is a schematic diagram of a structure of the medium frequency induction heating power supply of fig. 6.
Fig. 19 is a view from direction E of fig. 18.
In the figure: 1. a gear; 2. a flange; 3. marking a small chamfer angle; 4. phase angle(ii) a 5. A crankshaft (six cylinders); 6. connecting rod neck P1(ii) a 7. Main journal M2(ii) a 8. Main journal M6(ii) a 10. Chamfering the flange; 11. A four-cylinder crankshaft; 12. a bed body; 13. a cooling water circulation system; 14. a medium-frequency induction heating power supply; 15. left and right direction guide rails; 16. a control system; 17. a feeding separator; 18. a connecting plate; 19. a lead screw; 20. a large-head central hole; 25. a tailstock assembly; 26. a tailstock center assembly; 27. a detection device; 28. a fixed phase assembly device; 30. a pneumatic press-fitting mechanism; 31. a tailstock cylinder support; 32. a V-shaped supporting block II; 33. a tailstock cylinder; 34. a cylinder connecting rod; 35. a tailstock center cylinder; 36. a connecting plate; 37 connecting the flanges; 38 connecting the sleeve; 39. a first guide rod; 40. a gland; 41. a spacer sleeve; 42. a bearing sleeve; 43. a tailstock center; 50. a tailstock body; 51. an air cylinder extension rod; 52. a first stop block; 53. adjusting a sizing block; 54. a second stop block; 55. a second guide rod; 56. a guide sleeve; 57. positioning the air cylinder; 60. a support body; 61. a first V-shaped supporting block; 62. axial positioning support; 63. axial positioning blocks of the flange; 64. a gear axial positioning block; 70. a bed head center cylinder; 71. a bed head body; 72. a third guide rod; 73. a sleeve; 74. a sliding body; 75. a guide sleeve; 77. a bedside clamp body; 78. a flange spring pin; 79. a gear spring pin; 80. a bed head tip; 81. a clamp pad; 82. a connecting rod; 83. a bed head cylinder; 84. a carriage I; 85. a planker II; 86. the feeding separator moves the cylinder left and right; 87. a feeding cylinder of the feeding separator; 88. a micro-rotator; 89. the feeding separator moves the cylinder back and forth; 91. a fourth guide rod; 92. a pressure plate; 93. a spring; 94. a spring guide rod; 95. a fixing plate; 96. a gear cake top block; 97. a flange cake top block; 98. a power supply moves the cylinder left and right; 99. a power supply heating coil; 100. the power source moves the cylinder back and forth. 101. And a carriage III.
Detailed Description
As shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6, fig. 7, fig. 8, fig. 9, fig. 10, fig. 11, fig. 12, fig. 13, fig. 14, fig. 15, fig. 16, fig. 17, fig. 18, and fig. 19, the present invention mainly includes a tailstock assembly 25, a V-shaped support block two 32, a V-shaped support block one 61, a pneumatic press-fitting mechanism 30, a cooling water circulation system 13, a medium frequency induction heating power supply 14, a control system 16, a feeding separator 17, a lead screw 19, and a pneumatic system, which are mounted on a bed 12; the tailstock centre 43 of the tailstock centre assembly 26 and the head of a bed centre 80 of the pneumatic press-fitting mechanism 30 tightly push the two ends of the crankshaft 5, the crankshaft 5 is positioned and supported by the V-shaped supporting block two 32 and the V-shaped supporting block one 29, the gear 1 or the flange 2 is pushed into the head of a bed clamp body 77 of the pneumatic press-fitting mechanism 30 by the feeding separator 17, the gear 1 and the flange 2 are heated by the medium-frequency induction heating power supply 14, and the gear 1 or the flange 2 is pressed into the crankshaft 5 by the pneumatic press-fitting mechanism 30.
The lathe bed 12 is a welded totally-enclosed protective structure; the left-right direction guide 15 and the front-rear direction guide are linear guides.
The tailstock assembly 25 comprises a tailstock center assembly 26 and a connecting rod neck P of the crankshaft 516 phase angle 4, a tailstock body 50 and a support part.
The connecting sleeve 38 of the tailstock center assembly 26 is fixed on a tailstock body 50, a tailstock center cylinder 35 is connected with the connecting sleeve 38 through a connecting plate 36 and a connecting flange 37, the right end of a guide rod I39 is provided with a Morse taper hole which is in press fit with the Morse taper of a tailstock center 43, the left side of the guide rod I39 is connected with a screw rod of the tailstock center cylinder 35, the outer circular surface of the guide rod I39 is in sliding fit with a spacer 41, when the tailstock center cylinder 35 moves forwards and backwards, the tailstock center 43 is driven to prop against or loosen a crankshaft 5, the outer circular surface of the spacer 41 is provided with a bearing sleeve 42, the bearing sleeve 42 is fixed on the tailstock body 50, in order to limit axial movement of the spacer 41, the left end and the right end of the bearing sleeve 42 are respectively fixed with a gland 40, and the whole structure can play a role in guiding and supporting for the tailstock center 43.
The positioning cylinder 57 of the fixed phase assembly device 28 is fixed on the tailstock body 50, the positioning cylinder 57 is connected with the upper part of the first stop block 52 through the cylinder extension rod 51, the lower part of the first stop block 52 is in sliding fit with the guide sleeve 56 fixed on the tailstock body 50 through the second guide rod 55 so as to keep the first stop block 52 to advance and retreat freely and stably and reliably during clamping, the second stop block 54 fixed on the tailstock body 50 is connected with the adjusting sizing block 53, and the connecting rod neck P can be ensured by controlling the thickness of the adjusting sizing block 5316 after being clamped is atThe uppermost position of the crankshaft 5; the cylinder extension rod 51 moves the stop one 52 rightwards to clamp the connecting rod neck P of the crankshaft 516 thereafter, the connecting rod neck P is caused16 when reaching the uppermost position, the gear 1 meets the requirement of phase angle 4 of installation, and when the gear 1 and the flange 2 are installed, the cylinder extension rod 51 drives the first stop block 52 to retract.
The piston rod of tailstock cylinder 33 is connected with tailstock cylinder support 31, tailstock cylinder support 31 is connected with tailstock body 50 through cylinder connecting rod 34, the bearing frame of lead screw 19 is fixed on lathe bed 12, the nut of lead screw 19 is fixed on tailstock cylinder support 31, tailstock cylinder support 31 and tailstock body 50 all with control direction guide rail 15 sliding connection, with the rotatory lead screw 19 of crank, lead screw 19 passes through the nut and promotes tailstock cylinder support 31, tailstock cylinder support 31 controls about direction guide rail 15, and control about driving whole tailstock body 50 through cylinder connecting rod 34.
The V-shaped supporting blocks 32 of the supporting part support the main journal M of the crankshaft 527, a second V-shaped support block 32 is fixed on the tailstock body 50, and a first V-shaped support block 61 supports the main journal M of the crankshaft 568; the support body 60 is connected with the left and right guide rails 15 in a sliding manner, the support body 60 is provided with the flange 2 and the axial positioning support 62 of the gear 1, and when the head center 80 of the bed head tightly pushes against the large-head center hole 20, the main shaft diameter M of the crankshaft 56The end face of the flange 8 is axially positioned on the V-shaped supporting block I61, the gear 1 is pushed to the gear axial positioning block 64 on the supporting body 60 by the head cylinder 83, the axial size of the gear 1 on the crankshaft 5 is guaranteed, the flange 2 is pushed to the flange axial positioning block 63, and the axial size of the flange 2 on the crankshaft 5 is guaranteed. When the headstock cylinder 83 pushes the gear 1 or the flange 2 in the headstock clamp body 77 to be hot-pressed and sleeved, the flange axial positioning block 63 and the gear axial positioning block 64 can limit the axial size of the parts until the parts are in place.
The tail end of a guide rod four 91 of the feeding separator 17 is fixed on the micro rotator 88, and the micro rotator 88 enables the feeding separator 17 to rotate forwards or backwards for 90 degrees; a piston rod of the feeding separator back-and-forth moving cylinder 89 is connected with the first pushing supporting plate 84, so that the feeding separator 17 moves back and forth along the front-and-back direction guide rail; the piston rod of the left-right moving cylinder 86 of the feeding separator is connected with a second pushing supporting plate 85, so that the feeding separator 17 moves left and right along the left-right direction guide rail 15: a piston rod of the feeding cylinder 87 of the feeding separator is connected with the third pushing supporting plate 101, and when the feeding separator 17 rotates to move to the position of the bed head clamp body 77, the feeding cylinder 87 of the feeding separator pushes the gear 1 or the flange 2 into the bed head clamp body 77; the gear clamp body on the feeding separator 17 and the inner hole at the back of the flange clamp body are respectively provided with a gear round cake top block 96 and a flange round cake top block 97, the gear round cake top block 96 and the flange round cake top block 97 are respectively connected with a spring guide rod 94, a spring 93 is sleeved on the spring guide rod 94, a pressure plate 92 and the spring guide rod 94 are fixed together, when the miniature rotator 88 drives a fixing plate 95 to rotate clockwise by 90 degrees through a guide rod IV 91, a feeding cylinder 87 of the feeding separator pushes the pressure plate 92 to move rightwards, so that the spring 93 is compressed, the spring guide rod 94 is stressed to drive the gear round cake top block 96 to move rightwards, and the gear 1 is pressed into the bedside clamp body 77; when the micro rotator 88 drives the fixing plate 95 to rotate 90 degrees counterclockwise through the four guide rods 91, the feeding cylinder 87 of the feeding separator pushes the pressure plate 92 to move rightwards, so that the spring 93 is compressed, the spring guide rods 94 are stressed to drive the flange cake top block 97 to move rightwards, and the flange 2 is pressed on the bed head clamp body 77; the micro switches for monitoring the installation error of the gear 1 and the installation error of the front and back sides of the flange 2 are respectively installed on the fixing plates 95 of the gear 1 and the flange 2 on the feeding separator 17, one micro switch is installed in the space due to the fact that the small chamfer lacks part of the gear marking teeth 3, when the small chamfer is aligned with the micro switch, the micro switch cannot contact the gear 1 due to the gap, the equipment cannot give an alarm, if other teeth without the gear marking teeth 3 are misplaced, namely, the teeth are placed on the micro switch, the micro switch can be contacted due to the fact that the teeth do not have the small chamfer, the equipment gives an alarm, and an alarm lamp of the equipment alarm can flash; similarly, a microswitch is arranged at the position of the flange chamfer angle 10 on one side of the flange 2, and if the microswitch is reversely arranged and the chamfer angle is not formed, the microswitch equipment is touched to alarm; a micro switch for monitoring whether the gear 1 and the flange 2 are installed in place is also installed on the clamp body 77 on the sliding body 74, the alarm mode of the micro switch is opposite, when the gear 1 and the flange 2 touch the micro switch, it is proved that parts are arranged in the clamp body 77 and can be pressed, and when the micro switch is not touched, it is proved that no parts are arranged in the clamp body 77 and cannot be pressed; the clamp body for clamping the gear 1 or the flange 2 on the feeding separator 17 is respectively provided with seven flange spring pins 78 or five gear spring pins 79, the bed head clamp body 77 for clamping the gear 1 or the flange 2 on the bed head is also respectively provided with a set of flange spring pins 78 or gear spring pins 79, when the gear 1 or the flange 2 is jacked into the bed head clamp body 77 by the feeding separator 17, the two sets of pins cannot interfere, the flange spring pins 78 and the gear spring pins 79 are made of 65Mn materials, and certain pre-tightening force is applied to parts to prevent the positioning clamp from being loose or falling off; in order to prevent the misoperation from colliding with the feeding separator 17 in the operation process, protective nets are arranged on the feeding separator 17 close to the edge of the machine tool and above the feeding separator.
The medium-frequency induction heating power supply 14 is an integral medium-frequency power supply and comprises a rectifying system, a filtering system, an inverter system, an LC series resonance system, a control system, a cooling system and an inductor water-electricity connecting mechanism, and the heating expansion control of the gear 1 and the flange 2 is realized by heating current and heating time; the length of the power heating coil 99 is slightly larger than the sum of the thicknesses of the gear 1 and the flange 2, the power heating coil 99 on the right side is used when the flange 2 is heated, and the power heating coil 99 on the left side is used when the gear 1 is heated; the medium-frequency induction heating power supply 14 is connected with a power supply forward and backward moving cylinder 100 and a power supply left and right moving cylinder 98.
The head cylinder 83 and the head tip cylinder 70 of the pneumatic press-fitting mechanism 30 are both fixed on the head body 71, the head body 71 and the sliding body 74 are slidably connected with the left and right guide rails 15, and the left and right movement of the head body 71 and the sliding body 74 on the left and right guide rails 15 can be adjusted by the lead screw 19; the sleeve 73 is fixed outside the sliding body 74, the guide sleeve 75 is fixed inside the sliding body 74, and the piston rod of the bed head center cylinder 70 is connected with the bed head center 80 through the third guide rod 72 inside the sleeve 73; the bed cylinder 83 is connected with the sliding body 74 through a connecting rod 82; the clamp body 77 is fixed on the sliding body 74 through a clamp pad 81, the flange 2 is fixed on the clamp body 77 through seven flange spring pins 78, the gear 1 is fixed on the clamp body 77 through five gear spring pins 79, the positioning pin is made of 65Mn material, certain pretightening force is provided for parts to prevent the positioning clamp from being loose or falling off, the outer diameter of the gear 1 is small and fixed on the right side in the clamp body 77, the outer diameter of the flange 2 is large and fixed on the left side in the clamp body 77, and the inner hole of the clamp body 77 is axially positioned in a step shape; the head of a bed top 80 stretches out under the effect of head of a bed top cylinder 70, leads through uide bushing 75 and sleeve 73, passes gear 1 hole or flange 2 hole, directly after tight bent axle 5 major part centre bore 20 of top, the head of a bed cylinder 83 stretches out, through connecting rod 82, promotes slip body 74 and moves to the left side along left and right direction guide rail 15 until flange 2 is stopped by flange axial locating piece 63 and dies, or gear 1 is stopped by gear axial locating piece 64 and dies not move, head of a bed cylinder 83 impresses gear 1 or flange 2 in bent axle 5.
The crankshaft is a six-cylinder crankshaft 5, if the four-cylinder crankshaft 11 is replaced, the connecting plate 18 can be replaced according to the pitch of the four-cylinder crankshaft 11, the tailstock assembly 25 is adjusted through the lead screw 19, and the supporting body 60 is adjusted, so that the head center 80 and the tailstock center 43 tightly push against the crankshaft. The connecting plate 18 is connected to the tailstock body 50 and the support body 60 at two ends thereof, respectively.
For the convenience of operation habit, the control system 16 is positioned at the right side of an operator, the left and right guide rails 15 are positioned at the middle and the outer side of the press-mounting machine, and the roller way is positioned at the back of the operator. The crankshaft 5 after the shaft diameter of the gear 1 and the shaft neck of the flange 2 are finely ground in the previous procedure directly flows into the hot-press assembly procedure through a roller way, an operator manually puts the gear 1 and the flange 2 on the feeding separator 17 by the right hand, and the crankshaft 5 is hung into the equipment on the left side of the feeding separator 17.
The pneumatic system not only provides automatic control for the operation of each cylinder, but also blows air for cooling the gear 1 and the flange 2 after hot pressing, so that the cooling speed is accelerated, the waiting cooling time after hot pressing installation is prolonged, and only after the part is cooled, the heated inner hole is reduced, so that the part and the crankshaft journal can be tightly and firmly matched. If the next process is carried out in advance without cooling, and if parts slide carelessly, the clearance between the gear 1 and the crankshaft journal is overlarge, the axial dimension of the flange 2 is out of tolerance, and waste products are generated.
The detection device 27 monitors whether the crankshaft 5 is in place or not before the tailstock center 43 and the head center 80 tightly push the crankshaft 5, and the tailstock center 43 and the head center 80 can only work under the condition that the crankshaft 5 is in place, otherwise, the head center does not work.
The cooling water circulation system 13 is communicated with the power heating coil 99, and plays a role in cooling and protecting the power heating coil 99.
The gear 1 and the flange 2 of the invention are hot-pressed:
(1) manually feeding, namely hoisting the crankshaft 5 to a V-shaped supporting block II 32 and a V-shaped supporting block I61 above the guide rail, and supporting and positioning the crankshaft 5; connecting rod neck P 16 is placed uppermost and the neck P is manually adjusted16 rest on the adjustment parallels 53.
(2) Manually placing the gear 1 and the flange 2 on respective clamps of the automatic feeding separator 17, wherein the gear 1 and the flange 2 are in a vertical direction, the gear 1 is arranged above the flange 2; according to the automatic cycle start button, the automatic feeding indexer 17 rotates clockwise by 90 degrees, the feeding cylinder 87 pushes the gear 1 forward, the gear 1 moves to the central line position of the crankshaft 5, the automatic feeding indexer 17 moves rightwards again, the gear 1 is close to the bed head clamp body 77 of the pneumatic press-fitting mechanism 30, the automatic feeding indexer 17 presses the gear 1 into the bed head clamp body 77, the automatic feeding indexer 17 moves leftwards and backwards and rotates anticlockwise by 90 degrees, and at the moment, only the flange 2 is arranged on the clamp of the feeding separator 17.
(3) The intermediate frequency induction heating power supply 14 moves forward and then moves rightward to the gear 1 heating position, and after the left coil of the power supply heating coil 99 heats the gear 1, the gear moves leftward and retreats.
(4) Positioning cylinder 57 clamps connecting rod neck P 16, the phase of the crankshaft 5 is ensured, and the crankshaft 5 is axially positioned after the head center 80 of the pneumatic press-fitting mechanism 30 tightly props against the flange end of the crankshaft 5; then, the tailstock center 43 of the tailstock center assembly 26 abuts against the small end of the crankshaft 5, and the crankshaft 5 is completely clamped.
(5) The pneumatic press-fitting mechanism 30 retracts after pressing the gear 1 into the crankshaft 5.
(6) The automatic feeding indexer 17 rotates 90 degrees anticlockwise, the feeding cylinder 87 pushes the flange 2 forwards, the flange 2 moves to the position of the central line of the crankshaft 5, the automatic feeding indexer 17 moves rightwards again, the flange 2 is close to the bed head clamp body 77 of the pneumatic press-fitting mechanism 30, the automatic feeding indexer 17 presses the flange 2 into the bed head clamp body 77, the automatic feeding indexer 17 moves leftwards and retreats, the automatic feeding indexer rotates 90 degrees clockwise again, and at the moment, the feeding separator 17 is not provided with the gear 1 and the flange 2. The operator can put another gear 1 on the upper part and another flange 2 on the lower part in the machining process of the machine tool, and the gear and the flange are in the vertical direction.
(7) The medium-frequency induction heating power supply 14 moves forwards and then moves rightwards to the flange 2 heating position, and after the coil on the right side of the power supply heating coil 99 heats the flange 2, the medium-frequency induction heating power supply moves leftwards and retreats.
(8) The flange 2 is pressed into the crankshaft 5 by the pneumatic press-fitting mechanism 30 and then retracted.
(9) Each mechanism is reset.
(10) And (5) manual blanking.
Claims (10)
1. The utility model provides a full self-heating pressure equipment machine of crankshaft gear and flange which characterized in that: the full-automatic heating press-mounting machine comprises a tailstock assembly (25) arranged on a machine body (12), a V-shaped supporting block II (32), a V-shaped supporting block I (61), a pneumatic press-mounting mechanism (30), a cooling water circulating system (13), a medium-frequency induction heating power supply (14), a control system (16), a feeding separator (17), a lead screw (19) and a pneumatic system; tailstock centre (43) of tailstock centre assembly (26) and head of a bed top (80) of pneumatic pressure equipment mechanism (30) push up the both ends of bent axle (5), V type supporting shoe two (32) and V type supporting shoe one (61) carry out the location support to bent axle (5), material loading separator (17) are pushed up gear (1) or flange (2) in head of a bed anchor clamps body (77) of pneumatic pressure equipment mechanism (30), the heating of gear (1) and flange (2) is realized in intermediate frequency induction heating power (14), bent axle (5) are impressed gear (1) or flange (2) in pneumatic pressure equipment mechanism (30).
2. The full-automatic heating press-fitting machine for the crankshaft gear and the flange as claimed in claim 1, wherein: the lathe bed (12) is of a welding fully-closed protection structure; the left and right guide rails (15) and the front and rear guide rails are linear guide rails.
3. The full-automatic heating press-fitting machine for the crankshaft gear and the flange as claimed in claim 1, wherein: the tailstock assembly (25) comprises a tailstock center assembly (26) and a connecting rod neck P of the crankshaft (5)1(6) A phase fixing assembly device (28) of a phase angle (4), a tailstock body (50) and a supporting part;
the connecting sleeve (38) of the tailstock center assembly (26) is fixed on a tailstock body (50), a tailstock center cylinder (35) is connected with the connecting sleeve (38) through a connecting plate (36) and a connecting flange (37), the right end of a guide rod I (39) is provided with a Morse taper hole and is in press fit with the Morse taper of a tailstock center (43), the left side of the guide rod I (39) is connected with a screw rod of the tailstock center cylinder (35), the outer circular surface of the guide rod I (39) is in sliding fit with a spacer sleeve (41), a piston rod of the tailstock center cylinder (35) is driven to tightly push or release a crankshaft (5) when moving, the outer circular surface of the spacer sleeve (41) is provided with a bearing sleeve (42), the bearing sleeve (42) is fixed on the tailstock body (50), and glands (40) are respectively fixed at the left end and the right end of the bearing sleeve (42);
a positioning cylinder (57) of the fixed-phase assembly device (28) is fixed on the tailstock body (50), the positioning cylinder (57) is connected with the upper part of a first check block (52) through a cylinder extension rod (51), the lower part of the first check block (52) is in sliding fit with a guide sleeve (56) fixed on the tailstock body (50) through a second guide rod (55), and a second check block (54) fixed on the tailstock body (50) is connected with an adjusting sizing block (53); the cylinder extension rod (51) moves the stop block (52) rightwards to clamp the connecting rod neck P of the crankshaft (5)1(6) Then, the connecting rod neck P is caused1(6) When the gear (1) and the flange (2) are completely installed, the cylinder extension rod (51) drives the first stop block (52) to retract;
a piston rod of the tailstock cylinder (33) is connected with a tailstock cylinder support (31), the tailstock cylinder support (31) is connected with a tailstock body (50) through a cylinder connecting rod (34), a bearing seat of the lead screw (19) is fixed on the lathe bed (12), a nut of the lead screw (19) is fixed on the tailstock cylinder support (31), the tailstock cylinder support (31) and the tailstock body (50) are both in sliding connection with the left-right direction guide rail (15), the lead screw (19) is rotated by a crank, the lead screw (19) pushes the tailstock cylinder support (31) through the nut, the tailstock cylinder support (31) moves left and right along the left-right direction guide rail (15), and the whole tailstock body (50) is driven to move left and right through the cylinder connecting rod (34);
the V-shaped supporting block II (32) of the supporting part supports a main journal M of the crankshaft (5)2(7) A V-shaped supporting block II (32) is fixed on the tailstock body (50), and a V-shaped supporting block I (61) supports a main journal M of the crankshaft (5)6(8) (ii) a The support body (60) is in sliding connection with the left and right guide rails (15), the support body (60) is provided with the axial positioning support (62) of the flange (2) and the gear (1), and when a head center (80) of a bed head tightly pushes against the large-head center hole (20), the main shaft diameter M of the crankshaft (5)6(8) The end face of the crankshaft is axially positioned on the V-shaped supporting block I (61), the gear (1) is pushed to a gear axial positioning block (64) on the supporting body (60) by the head cylinder (83), the axial size of the gear (1) on the crankshaft (5) is guaranteed, the flange (2) is pushed to a flange axial positioning block (63), and the axial size of the flange (2) on the crankshaft (5) is guaranteed.
4. The full-automatic heating press-fitting machine for the crankshaft gear and the flange as claimed in claim 1, wherein: the tail end of a guide rod four (91) of the feeding separator (17) is fixed on the micro rotator (88), and the micro rotator (88) enables the feeding separator (17) to rotate forwards or backwards for 90 degrees; a piston rod of the feeding separator back-and-forth moving cylinder (89) is connected with a first pushing supporting plate (84) to enable the feeding separator (17) to move back and forth along a front-and-back direction guide rail; a piston rod of a left-right moving cylinder (86) of the feeding separator is connected with a second pushing supporting plate (85), so that the feeding separator (17) moves left and right along a left-right direction guide rail (15): a piston rod of a feeding cylinder (87) of the feeding separator is connected with a third pushing supporting plate (101), and when the feeding separator (17) rotates to move to the position of the bed head clamp body (77), the feeding cylinder (87) of the feeding separator pushes the gear (1) or the flange (2) into the bed head clamp body (77); a gear cake top block (96) and a flange cake top block (97) are respectively arranged in inner holes at the back of a gear clamp body and a flange clamp body on a feeding separator (17), the gear cake top block (96) and the flange cake top block (97) are respectively connected with a spring guide rod (94), a spring (93) is sleeved on the spring guide rod (94), a pressure plate (92) and the spring guide rod (94) are fixed together, when a miniature rotator (88) drives a fixing plate (95) to rotate clockwise by 90 degrees through a guide rod IV (91), a feeding cylinder (87) of the feeding separator pushes the pressure plate (92) to move rightwards, so that the spring (93) is compressed, the spring guide rod (94) is stressed to drive the gear cake top block (96) to move rightwards, and a gear (1) is pressed into a bed head clamp body (77); when the micro rotator (88) drives the fixing plate (95) to rotate 90 degrees anticlockwise through the guide rod IV (91), the feeding cylinder (87) of the feeding separator pushes the pressure plate (92) to move rightwards, so that the spring (93) is compressed, the spring guide rod (94) is stressed to drive the flange cake jacking block (97) to move rightwards, and the flange (2) is pressed into the bed head clamp body (77); micro switches for monitoring the installation error of the gear (1), the installation error of the front and back sides and the installation error of the front and back sides of the flange (2) are respectively installed on a fixing plate (95) of the gear (1) and the flange (2) on the feeding separator (17), one micro switch is installed in the space due to the fact that a small chamfer lacks one part of the gear marking teeth (3), when the small chamfer is aligned with the micro switch, the micro switch cannot contact the gear (1), equipment cannot give an alarm, if other teeth without the gear marking teeth (3) are misplaced, namely placed on the micro switch, the micro switch can be contacted, and the equipment gives an alarm; a microswitch is arranged at the position of the flange chamfer (10) on one side of the flange (2), and if the microswitch is reversely arranged and the chamfer is not formed, the microswitch equipment can be touched to alarm; the clamp body used for clamping the gear (1) or the flange (2) on the feeding separator (17) is respectively provided with a flange spring pin (78) or a gear spring pin (79), the bed head clamp body (77) used for clamping the gear (1) or the flange (2) on the bed head is also respectively provided with a set of flange spring pin (78) or a set of gear spring pin (79), and when the gear (1) or the flange (2) is jacked into the bed head clamp body (77) by the feeding separator (17), the two sets of pins cannot interfere; protective screens are arranged at the edge and above the feeding separator (17) close to the equipment.
5. The full-automatic heating press-fitting machine for the crankshaft gear and the flange as claimed in claim 1, wherein: the medium-frequency induction heating power supply (14) is an integral medium-frequency power supply and comprises a rectifying system, a filtering system, an inverter system, an LC series resonance system, a control system, a cooling system and an inductor water-electricity connecting mechanism, and the heating expansion control of the gear (1) and the flange (2) is realized through heating current and heating time; the length of the power supply heating coil (99) is larger than the sum of the thicknesses of the gear (1) and the flange (2), the power supply heating coil (99) on the right side is used when the flange (2) is heated, and the power supply heating coil (99) on the left side is used when the gear (1) is heated; the medium-frequency induction heating power supply (14) is connected with a power supply forward and backward moving cylinder (100) and a power supply left and right moving cylinder (98).
6. The full-automatic heating press-fitting machine for the crankshaft gear and the flange as claimed in claim 1, wherein: a bed head cylinder (83) and a bed head tip cylinder (70) of the pneumatic press-fitting mechanism (30) are fixed on the bed head body (71), the bed head body (71) and the sliding body (74) are in sliding connection with the left and right guide rails (15), and the left and right movement of the bed head body (71) and the sliding body on the left and right guide rails (15) can be adjusted by a lead screw (19); the sleeve (73) is fixed outside the sliding body (74), the guide sleeve (75) is fixed in the sliding body (74), and a piston rod of the bed head center cylinder (70) is connected with the bed head center (80) through a third guide rod (72) in the sleeve (73); the bed head cylinder (83) is connected with the sliding body (74) through a connecting rod (82); the clamp body (77) is fixed on the sliding body (74) through a clamp pad (81), the flange (2) is fixed on the clamp body (77) through a flange spring pin (78), the gear (1) is fixed on the clamp body (77) through a gear spring pin (79), the positioning pin is made of 65Mn material, the outer diameter of the gear (1) is small and is fixed on the right side in the clamp body (77), the outer diameter of the flange (2) is large and is fixed on the left side in the clamp body (77), and the inner hole of the clamp body (77) is axially positioned in a step shape; the head of a bed top (80) extends out under the action of a head of a bed top cylinder (70), is guided by a guide sleeve (75) and a sleeve (73), passes through a hole of a gear (1) or a hole of a flange (2), directly props against a large-head center hole (20) of a crankshaft (5), extends out of the head of a bed cylinder (83), pushes a sliding body (74) to move to the left along a left-right direction guide rail (15) through a connecting rod (82) until the flange (2) is blocked by a flange axial positioning block (63), or until the gear (1) is blocked by a gear axial positioning block (64) and does not move, and presses the gear (1) or the flange (2) into the crankshaft (5) by the head of a bed cylinder (83); a micro switch used for monitoring whether the gear (1) and the flange (2) are installed in place is installed on a clamp body (77) on the sliding body (74), when the gear (1) and the flange (2) touch the micro switch, a fact that parts exist in the clamp body (77) can be pressed is proved, and when the micro switch is not touched, a fact that the parts do not exist in the clamp body (77) cannot be pressed is proved.
7. The full-automatic heating press-fitting machine for the crankshaft gear and the flange as claimed in claim 1, wherein: the crankshaft (5) is a six-cylinder or four-cylinder crankshaft (11), the connecting plate (18) is replaced, and the tailstock assembly (25) and the adjusting support body (60) are adjusted through the lead screw (19), so that the crankshaft is tightly propped by the head center (80) and the tailstock center (43); two ends of the connecting plate (18) are respectively connected with the tailstock body (50) and the support body (60).
8. The full-automatic heating press-fitting machine for the crankshaft gear and the flange as claimed in claim 1, wherein: the control system (16) is located on the right side of an operator, the left and right guide rails (15) are located in the middle of the press-mounting machine and close to the outer side, and the roller way is located behind the operator.
9. The full-automatic heating press-fitting machine for the crankshaft gear and the flange as claimed in claim 1, wherein: the pneumatic system provides automatic control for the operation of each cylinder and blows and cools the gears (1) and the flanges (2) after hot pressing; the detection device (27) monitors whether the crankshaft (5) is in place or not before the tailstock center (43) and the head center (80) tightly push the crankshaft (5).
10. The full-automatic heating press-fitting machine for the crankshaft gear and the flange as claimed in claim 1, wherein: the cooling water circulation system (13) is communicated with the power supply heating coil (99) and plays a role in cooling and protecting the power supply heating coil (99).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811578294.0A CN111015177A (en) | 2018-12-24 | 2018-12-24 | Full-automatic heating press-fitting machine for crankshaft gear and flange |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811578294.0A CN111015177A (en) | 2018-12-24 | 2018-12-24 | Full-automatic heating press-fitting machine for crankshaft gear and flange |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111015177A true CN111015177A (en) | 2020-04-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811578294.0A Pending CN111015177A (en) | 2018-12-24 | 2018-12-24 | Full-automatic heating press-fitting machine for crankshaft gear and flange |
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| CN (1) | CN111015177A (en) |
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| WO2022001113A1 (en) * | 2020-06-29 | 2022-01-06 | 浙江佛尔泰智能设备有限公司 | Transmission shaft press-fit machine |
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| CN115091169A (en) * | 2022-07-29 | 2022-09-23 | 湖北天舒感应科技股份有限公司 | Crankshaft gear ring press-fitting system and method |
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2018
- 2018-12-24 CN CN201811578294.0A patent/CN111015177A/en active Pending
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| CN112122880A (en) * | 2020-10-22 | 2020-12-25 | 朱莞漪 | Rotor bearing dismantles frock |
| CN112936166A (en) * | 2021-01-29 | 2021-06-11 | 四川飞亚动力科技股份有限公司 | Press-fitting equipment for crankshaft of diesel engine and application method of press-fitting equipment |
| CN112936166B (en) * | 2021-01-29 | 2023-01-24 | 四川飞亚动力科技股份有限公司 | Press-fitting equipment for crankshaft of diesel engine and application method of press-fitting equipment |
| CN114838637A (en) * | 2022-03-02 | 2022-08-02 | 襄阳福达东康曲轴有限公司 | Detection tool and method for detecting square groove of fifth balance block of crankshaft |
| CN114838637B (en) * | 2022-03-02 | 2023-12-19 | 襄阳福达东康曲轴有限公司 | Gauge and method for detecting square groove of fifth balancing block of crankshaft |
| CN115091169A (en) * | 2022-07-29 | 2022-09-23 | 湖北天舒感应科技股份有限公司 | Crankshaft gear ring press-fitting system and method |
| CN115091169B (en) * | 2022-07-29 | 2023-09-01 | 湖北天舒感应科技股份有限公司 | Crankshaft gear ring press-fitting system and method |
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