CN107443172B - Automatic processing device for convex ring of workpiece - Google Patents
Automatic processing device for convex ring of workpiece Download PDFInfo
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- CN107443172B CN107443172B CN201710891831.6A CN201710891831A CN107443172B CN 107443172 B CN107443172 B CN 107443172B CN 201710891831 A CN201710891831 A CN 201710891831A CN 107443172 B CN107443172 B CN 107443172B
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- 230000007246 mechanism Effects 0.000 claims abstract description 122
- 239000000463 material Substances 0.000 claims abstract description 42
- 238000003754 machining Methods 0.000 claims abstract description 10
- 238000007599 discharging Methods 0.000 claims abstract description 9
- 230000000750 progressive effect Effects 0.000 claims abstract description 8
- 230000000903 blocking effect Effects 0.000 claims description 24
- 230000001960 triggered effect Effects 0.000 claims description 3
- 238000003860 storage Methods 0.000 claims description 2
- 238000004381 surface treatment Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q37/00—Metal-working machines, or constructional combinations thereof, built-up from units designed so that at least some of the units can form parts of different machines or combinations; Units therefor in so far as the feature of interchangeability is important
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
- B23Q1/70—Stationary or movable members for carrying working-spindles for attachment of tools or work
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/12—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for securing to a spindle in general
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q7/00—Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting
Abstract
The utility model relates to the technical field of automatic machining, in particular to an automatic machining device for a workpiece convex ring. The utility model is used for solving the problems that the existing surface treatment equipment for the convex ring workpiece needs manual feeding, processing and discharging, has low automation degree, occupies a large amount of manpower and the like. The utility model comprises an automatic feeding device, an automatic clamping device and a cutter rest mechanism for automatic feeding; the automatic feeding device comprises a material tank, a workpiece progressive mechanism, a workpiece discharging connecting rod mechanism and a tool rest mechanism; the automatic clamping device comprises a main shaft rotating mechanism, a sliding mechanism and a workpiece propping mechanism, wherein the main shaft rotating mechanism comprises a gear box for transmitting power, a rotating shaft driven by the gear box to rotate and a clamp arranged at the front end of the rotating shaft; the tool rest mechanism comprises an upper sliding mechanism, a lower sliding mechanism and a tool clamp. The utility model has low cost and simple structure, and has the functions of automatic feeding, processing and discharging for single workpiece processing, and high degree of automation.
Description
Technical Field
The utility model relates to the technical field of automatic machining, in particular to an automatic machining device for a workpiece convex ring.
Background
The general cylindrical workpiece is processed by a traditional lathe or a numerical control machine tool and a processing center, the processing center finishes various processing modes, the automation degree is high, but for the surface treatment of a plurality of small-volume convex ring workpieces, the equipment adding operation is complex, and the machine cost is high; and the common processing machine tool cannot complete the automatic processing function.
The existing surface treatment equipment for the convex ring workpieces needs manual feeding, processing and discharging, has low automation degree and occupies a large amount of manpower.
Disclosure of Invention
In order to solve the problems, the utility model provides an automatic processing device for a workpiece convex ring, which can realize workpiece processing automation, greatly save labor cost and improve production efficiency.
The aim of the utility model is achieved by the following technical scheme:
an automatic processing device for a workpiece convex ring comprises an automatic feeding device, an automatic clamping device and a cutter rest mechanism for automatic feeding; the automatic feeding device comprises a material tank, a workpiece progressive mechanism, a workpiece discharging connecting rod mechanism and a tool rest mechanism; the material groove is provided with a cavity for accommodating a workpiece, and one end of the material groove is provided with a discharge hole; the storage connecting rod mechanism is positioned above the material tank and comprises two blocking pieces, two connecting vertical rods, a limiting block, a connecting cross rod and a driving rod, wherein the blocking pieces are connected with the connecting vertical rods in an adjustable mode, the connecting vertical rods penetrate through holes formed in the limiting block and are hinged with the connecting cross rod, the connecting cross rod rotates between the two connecting vertical rod hinges, the driving rod is connected with the connecting cross rod, and driving force is provided for rotation of the connecting cross rod; the workpiece progressive mechanism is positioned below the material groove and comprises a material receiving piece, and the material receiving piece is movable;
the automatic clamping device comprises a main shaft rotating mechanism, a sliding mechanism and a workpiece propping mechanism, wherein the main shaft rotating mechanism comprises a gear box for transmitting power, a rotating shaft driven by the gear box to rotate and a clamp arranged at the front end of the rotating shaft; the sliding mechanism comprises a lower fixed block fixed on the base, an upper sliding block in sliding fit with the lower fixed block and a cylinder for driving the upper sliding block to slide; the workpiece jacking mechanism is provided with a jacking rod seat, the upper end of the jacking rod seat is provided with a bearing, one end of the jacking rod is sleeved in the bearing, the other end of the jacking rod is provided with a top end, and the top end is cylindrical and matched with an inner hole of the workpiece; the ejector rod seat is fixed at the upper end of the upper sliding block, the ejector rod and the rotating main shaft are positioned on the same axis, and the ejector rod reciprocates towards the rotating main shaft;
the material receiving piece conveys the workpiece to the axis where the ejector rod and the rotating main shaft are located, the ejector rod moves towards the rotating main shaft, and the workpiece is ejected to a clamp at the front end of the rotating main shaft to be clamped;
the tool rest mechanism comprises an upper sliding mechanism, a lower sliding mechanism and a tool clamp, wherein the upper sliding mechanism and the lower sliding mechanism comprise lower fixed blocks fixed on a base, upper sliding blocks in sliding fit with the lower fixed blocks and air cylinders for driving the upper sliding blocks to slide; the upper sliding mechanism and the lower sliding mechanism are respectively arranged longitudinally and transversely, the lower sliding mechanism is fixed with the base, the upper sliding mechanism is fixed on a sliding block of the lower sliding mechanism, and the upper sliding mechanism is connected with a cutter clamp; the two cylinders respectively drive the upper sliding mechanism and the lower sliding mechanism to move, and the movement directions of the upper sliding mechanism and the lower sliding mechanism are mutually perpendicular;
the tool holder of the tool rest mechanism faces to the shaft where the ejector rod and the rotating main shaft are located, and the tool held by the tool holder can cut a workpiece fixed by the shaft rotating mechanism and the workpiece propping mechanism.
Preferably, the material groove is a cuboid groove with an upper end opened, the length direction is inclined, the blocking piece is in a right-angle shape, the upper end is a transverse plate, the transverse plate is connected with the connecting vertical rod through a connecting piece, and the limiting block is fixed on the support and positioned below the connecting cross rod to limit the rotation degree of the connecting cross rod.
Preferably, the side of the connecting cross rod is provided with a long through hole, the lower end of the connecting cross rod is provided with a groove communicated with the long through hole, the upper end of the connecting vertical rod is provided with a through hole, the upper end of the connecting vertical rod is positioned in the long through hole of the connecting cross rod through the groove at the lower end of the connecting cross rod, and a bolt sequentially penetrates one side of the long through hole, the upper end of the connecting rod and the other side of the long through hole to be fixedly connected with a nut.
Preferably, one end of the driving rod is connected with the piston rod of the air cylinder, and the other end of the driving rod is hinged with one end of the connecting cross rod to drive the connecting cross rod to rotate.
Preferably, the rotary main shaft is provided with a central hole and a plurality of threaded holes uniformly distributed around the central hole, and the rotary main shaft is connected with the workpiece clamp through a flange.
Preferably, the lower fixing block is provided with an I-shaped protruding sliding rail or an I-shaped groove, the upper sliding block is matched with the lower fixing block and is provided with the I-shaped groove or the I-shaped protruding sliding rail, the air cylinder comprises a cylinder barrel, an end cover and a piston rod, the end cover is connected with the rear end of the upper sliding block or the lower fixing block, the cylinder barrel is connected with the end cover, and the piston rod is connected with the lower fixing block or the upper sliding block.
Preferably, a limit switch is arranged between the upper sliding block and the lower fixed block, the upper fixed block and the lower sliding block move to a set position, the cylinder working pressure is stopped, and the cylinder stops driving the sliding block, so that the sliding block stops at the set position.
Preferably, the limit switch is characterized in that a limit bolt is arranged between the upper sliding block and the lower fixed block, and the relative position between the lower fixed block and the upper sliding block is controlled.
Preferably, the limit switch is adjusted by a sensor, when the upper sliding block slides to a set position, the sensor is triggered, a sensor feedback signal is sent to the control box, the supply of the working pressure of the air cylinder is stopped, the air cylinder stops driving the sliding block, and the sliding block stops at the set position.
Compared with the prior art, the utility model has the advantages that:
1. the automatic processing device for the workpiece convex ring has the advantages of simple structure and easy operation, and the driving force generated by the air cylinder pushes the structure to move; the automatic feeding is realized through a simple connecting rod structure, the structure is simple, the cost is low, the device is very stable, the operation is easy, and the adjustment is easy; the tooling fixture can be simpler through the arrangement of the ejector rod, and automatic tooling is realized; the processing cutter realizes the movement of two dimensions through mutually perpendicular sliding blocks, and is simple in control, realizes automatic processing and saves labor cost.
2. According to the automatic workpiece convex ring processing device, the automatic feeding mechanism realizes workpiece sliding feeding through the dead weight of the workpiece, the discharging control is simple and stable through the connecting rod structure, the automation degree is high, a plurality of workpieces can be put in the material tank at one time, and the material receiving part is provided with the material receiving tank according to the characteristics of the workpieces, so that the automatic workpiece convex ring processing device is simple, convenient and high in applicability.
3. According to the automatic workpiece convex ring processing device, the workpiece propping mechanism is matched with the sliding block and the air cylinder, so that the propping mechanism works stably, the bearing is sleeved on the ejector rod, the ejector rod rotates along with a workpiece, so that a workpiece fixture is simple and stable, a clamp connected with the rotating main shaft can be set to be the same ejector rod, two ends of the clamp prop up tightly, the workpiece convex ring can be processed, the workpiece propping mechanism acts simply and easily, the working efficiency is high and stable, manual clamping is not needed, and the clamp is simple.
4. According to the automatic processing device for the workpiece convex ring, the tool rest mechanism realizes the movement in two directions on the same horizontal plane through the two mutually perpendicular sliding mechanisms, and although the screw rod transmission is exquisite and high in precision, the automatic processing device is simple in structure, has the characteristics of stability and high efficiency for controlling a specific position, is easy to assemble and control, and can be used for adjusting a limit bolt for a workpiece without the characteristics.
5. The automatic processing device for the workpiece convex ring has the advantages of low overall cost, simple structure, high efficiency, capability of realizing complete automation, automatic feeding, processing and discharging for single part processing, high automation degree, less occupied labor and capability of monitoring a plurality of devices by one person.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of a sliding mechanism according to the present utility model;
FIG. 3 is a schematic top view of a slide mechanism according to the present utility model;
FIG. 4 is a cross-sectional view taken along line 3 A-A;
FIG. 5 is a schematic view of the tool post mechanism of the present utility model;
FIG. 6 is a schematic view of a workpiece holding mechanism according to the present utility model;
FIG. 7 is a schematic view of the structure of the automatic feeding mechanism of the present utility model;
FIG. 8 is a schematic view of a release link mechanism of the present utility model;
FIG. 9 is an assembled top view of the connecting rod and stop of the present utility model;
FIG. 10 is a schematic diagram of the principle of the automatic feeding mechanism of the present utility model;
FIG. 11 is a schematic view of a receiving member according to the present utility model;
reference numerals illustrate:
1-gear box, 101-rotating main shaft, 2-automatic feeding mechanism, 210-workpiece placing connecting rod mechanism, 211-driving rod, 212-connecting cross rod, 213 a-first connecting vertical rod, 213 b-second connecting vertical rod, 214 a-first baffle, 214 b-second baffle, 215 a-first limiting block, 215 b-second limiting block, 216-first oblong hole, 217-second oblong hole, 220-material tank, 230-material receiving part, 231-material receiving part tank, 240-workpiece progressive mechanism, 3-workpiece jacking mechanism, 310-ejector rod, 320-ejector rod seat, 4-tool rest mechanism, 4 a-lower sliding mechanism, 4 b-upper sliding mechanism, 410-clamp, 5-upper sliding block, 501-baffle, 502-I-shaped sliding groove, 6-lower fixed block, 601-limiting top end, 602-I-shaped sliding rail, 7-cylinder, 701-first air pipe, 702-second air pipe, 703-third air pipe, 704-end cover, 705-limiting bolt, 706-piston rod, 707-fastening screw.
Description of the embodiments
The utility model will now be described in detail with reference to the drawings and the accompanying specific examples.
Examples
As shown in fig. 1, a workpiece convex ring processing device comprises an automatic feeding mechanism 2, a workpiece propping mechanism 3, a rotating main shaft 101, a gear box 1 and a tool rest mechanism 4, wherein the workpiece propping mechanism 3 and the rotating main shaft 101 are oppositely arranged, and the automatic feeding mechanism 2 and the tool rest mechanism are respectively arranged on two sides of an axis formed by the workpiece propping mechanism 3 and the rotating main shaft 101.
As shown in fig. 7, the automatic feeding mechanism 2 includes a material tank 220, where the material tank 220 has five steel plates and encloses a cuboid with an open upper end, and of course, the material tank 220 may be enclosed by other materials, or may be a cuboid with a groove at an upper end and two closed ends. The material tank 220 is obliquely fixed on a bracket (not shown in the figure), a discharge end is arranged near the processing side of the workpiece, the discharge end is lower, and a discharge hole is arranged below the discharge end. A cylindrical workpiece to be processed is placed in the groove of the material tank 220, and the workpiece falls from the discharge hole at the bottom of the material tank 220 due to the action of gravity. Of course, the material tank 220 may also push the workpiece from the tail through the elastic member, so that the workpiece is fed out from the front end of the material tank 220. The workpiece progressive mechanism 240 is arranged below the material tank 220, the workpiece progressive mechanism 240 comprises a receiving piece 230 for receiving a workpiece provided at the lower end of the material tank 220, the receiving piece 230 is in a cuboid, a receiving piece groove 231 suitable for receiving an object is formed in the front end of the receiving piece 230, and in the embodiment, the receiving piece groove 231 is in a circular arc shape and is provided with openings at two sides. The receiving member 230 is fixed on a slider driven by the cylinder 7, and the slider slides relative to a fixed block below by the cylinder 7. The fixed block is fixed on a mechanism base (not shown in the figure), the cylinder 7 provides working pressure through an air pressure pipeline, the air pressure pushes the piston rod 706 to move to output driving force, the cylinder 7 can be a single-acting cylinder, a double-acting cylinder, a diaphragm type cylinder and the like, and the cylinder 7 is a double-acting cylinder in the embodiment.
As shown in fig. 7, 8, 9 and 10, a piece placing connecting rod mechanism 210 is arranged above the material tank 220, the piece placing connecting rod mechanism 210 comprises two blocking pieces, two connecting vertical rods, a limiting position block, a connecting cross rod 212 and a driving rod 211, in this embodiment, the blocking piece 214 comprises a first blocking piece 214a and a second blocking piece 214b, the first blocking piece 214a and the second blocking piece 214b are right-angle plate pieces and comprise transversely arranged plate pieces and vertically arranged plate pieces, of course, the blocking piece can also be a lower end slotted stop piece or claw-shaped stop piece, the lower end of the blocking piece is located in the material tank 220 and is used for blocking the workpiece to move towards the discharging end, the lower end of the vertical plate of the blocking piece is thinned or a chamfer is arranged to facilitate the insertion of two adjacent workpiece pieces, and the workpiece pieces are separated. The transverse plate at the upper end of the baffle is provided with a through hole which is slightly larger than the connecting vertical rod 213, and the side surface of the transverse plate at the upper end of the baffle communicated with the through hole is provided with a threaded hole. The connecting vertical rod 213 comprises a first connecting vertical rod 213a and a second connecting vertical rod 213b, the first connecting vertical rod 213a and the second connecting vertical rod 213b respectively penetrate through holes of transverse plates at the upper ends of the first blocking piece 214a and the second blocking piece 214b, bolts are matched with threaded holes, the fastening bolts enable threaded ends to be propped against one side of the first connecting vertical rod 213a and one side of the second connecting vertical rod 213b, the first connecting vertical rod 213a and the second connecting vertical rod 213b are fixed with the first blocking piece 214a and the second blocking piece 214b, and the connection positions of the first blocking piece 214a and the second blocking piece 214b with the first connecting vertical rod 213a and the second connecting vertical rod 213b are adjustable.
The upper end of the connecting vertical rod is provided with a through hole, the connecting vertical rod passes through a limiting block, the middle of the limiting block is provided with a through hole slightly larger than the connecting vertical rod, the limiting block is fixed on the support, the connecting vertical rod can slide in the through hole of the limiting block, but the inclination of the connecting vertical rod is limited, and the limiting block comprises a first limiting block 215a and a second limiting block 215b. The connecting cross bar 212 is located above the connecting vertical bar, a hinge hole is formed in the middle of the connecting cross bar 212, the connecting cross bar 212 is hinged to the support through the hinge hole, in some embodiments, the rod is a bolt, and the connecting cross bar 212 is hinged to the support through the hinge hole through the bolt. The side of the connecting cross bar 212 is provided with a second oblong hole 217, and the lower end of the connecting cross bar 212 is provided with a groove connected with the second oblong hole 217. The connecting vertical rod passes through the groove at the lower end of the connecting cross rod 212, the upper end of the connecting vertical rod is positioned in the second oblong hole 217 of the connecting cross rod 212, and bolts sequentially pass through one side of the second oblong hole 217, the through hole at the upper end of the connecting vertical rod and the other side of the second oblong hole 217 and are fixedly connected with nuts. The head of the screw rod and the nuts are respectively arranged at two sides of the connecting cross rod 212, and the connecting vertical rod is hinged with the connecting cross rod 212 through bolts. The hinged parts of the two connecting rods and the connecting cross rod 212 are respectively positioned at two sides of the fixed hole. One end of the connecting cross rod 212 is provided with a first oblong hole 216, and a screw rod passes through the first oblong hole 216 and is hinged with the end part of the driving piston rod 706. The upper end of the piston driving rod 211 is provided with an operating driving force by the cylinder 7.
The driving rod 211 downwards drives the connecting cross rod 212 to rotate clockwise around the hinge Kong Zhongxin, so that the second connecting vertical rod 213b hinged with the connecting cross rod 212 vertically moves upwards under the action of the limiting block, the first workpiece at the lower end is released, the workpiece is adjusted into the cylindrical groove of the receiving piece 230 from the lower port of the material groove 220, and the sliding block is driven by the air cylinder 7 to push the workpiece to a set position; the first connecting vertical rod 213a moves vertically downward to prevent the lower second workpiece from moving downward; after the first workpiece is sent out, the driving rod 211 moves upwards, the first connecting vertical rod 213a moves upwards, the second workpiece blocked by the blocking piece connected with the lower end of the first connecting vertical rod 213a is released, and the second connecting vertical rod 213b moves downwards to just block the second workpiece from continuing to move in the material groove 220; with this reciprocation, the work piece release cadence is set according to the time required to process the work pieces, and the material tank 220 can place a plurality of work pieces at a time.
As shown in fig. 2, 3 and 4, the sliding mechanism includes a lower fixed block 6, an upper slider 5 and an air cylinder 7. The lower fixed block 6 is fixed on the base through a bolt, a protruding I-shaped sliding rail 602 is arranged in the middle of the upper end of the lower fixed block 6, the upper sliding block 5 is provided with an I-shaped sliding groove 502 matched with the I-shaped sliding rail 602, and of course, the lower fixed block 6 can also be provided with the I-shaped sliding groove 502 which is matched with the I-shaped sliding rail 602 arranged on the upper sliding block 5, so that sliding connection between the upper sliding block 5 and the lower fixed block 6 is realized. The cylinder 7 comprises a cylinder barrel, an end cover 704 and a piston rod 706, the end cover 704 is connected with the rear end of the upper sliding block 5 through a fastening screw 707, the cylinder barrel is in threaded connection with the end cover 704, and the cylinder 7 is fixed at the rear end of the upper sliding block 5. The piston rod 706 extends from the end cover 704, and the extending end of the piston rod is in threaded connection with the i-shaped protruding part of the lower fixing block 6, and of course, the piston rod can be connected in a detachable manner by bolts, rivets or the like, or can be welded. The cylinder is connected with the first air pipe 701, the second air pipe 702 and the third air pipe 703, working pressure is provided from the outside, the piston rod 706 is pushed to reciprocate, and the piston rod 706 pushes the upper sliding block 5 and the lower fixed block to move relatively.
In some embodiments, the air cylinder 7 may also be fixed on a bracket or a base, and a piston rod 706 of the air cylinder 7 is connected with the upper slider 5 to push the upper slider 5 to move. A limit bolt 705 and a limit top 601 are arranged between the upper slide block 5 and the lower fixed block 6, and the relative position between the lower fixed block 6 and the upper slide block 5 is controlled; of course, the upper slider 5 can also be adjusted by a sensor, when the upper slider 5 slides to the set position, the sensor is triggered, a sensor feedback signal is sent to the control box, the working pressure of the air cylinder 7 is stopped, the air cylinder 7 stops driving the upper slider 5, and the upper slider 5 stops at the set position.
As shown in fig. 6, the workpiece propping mechanism 3 comprises a sliding mechanism and a mandrel seat 320 fixed on a sliding block 5 on the sliding mechanism through bolts, a bearing sleeve hole is arranged at the upper end of the mandrel seat 320, the central shaft of the bearing sleeve hole coincides with the central shaft of the rotating main shaft 101, a bearing is arranged in the bearing sleeve hole and is in tight fit with the bearing, one end of the mandrel 310 is sleeved in the bearing, the other end of the mandrel 310 is provided with a top end, the top end is cylindrical and matched with an inner hole of a workpiece, and of course, the top end matched with the inner hole of the workpiece to be processed can be conical, conical triangular and other shapes.
As shown in fig. 1 and 6, the workpiece propping mechanism 3 is matched with the rotating main shaft 101 to tighten the workpiece, the rotating main shaft 101 is positioned at an output shaft at one end of the gear box 1, the motor drives the gear box 1 to work, and the gear box 1 drives the rotating main shaft 101 to rotate. The rotary spindle 101 is provided with a central hole and threaded holes uniformly distributed around the central hole, and the rotary spindle 101 may be connected to the workpiece holder 410 by a flange.
The workpiece pushing mechanism 3 is driven by the air cylinder 7 to move towards the direction of the rotary main shaft 101, the ejector rod mechanism pushes the workpiece to one end of the workpiece, the workpiece is pushed to the workpiece clamp 410 at the front end of the rotary main shaft 101, the workpiece is pushed tightly, and the rotary main shaft 101 rotates first, so that the workpiece and the ejector rod rotate together. The fixture 410 arranged on the rotary main shaft 101 is simple through the arrangement of the workpiece propping mechanism 3, the workpiece is fixed only through the relative acting force between the workpiece propping mechanism 3 and the fixture 410 on the rotary main shaft 101, and the rotary main shaft 101 only drives the workpiece to rotate; the workpiece propping mechanism 3 moves back to the rotary main shaft 101, and the workpiece naturally falls down and falls into a box body for collecting the workpiece below.
As shown in fig. 5, the tool rest mechanism includes two mutually perpendicular slide mechanisms, an upper slide mechanism 4b and a lower slide mechanism 4a, respectively, the fixed block of the upper slide mechanism 4b is fixed on the slide block of the lower slide mechanism 4a, and the fixed block of the lower slide mechanism 4a is fixed on the base. The slide block of the upper slide mechanism 4b is fixed with a clamp 410 by bolts for clamping various cutters. The clamp 410 is a conventional device, and different clamps 410 can be selected according to different workpiece types and processing characteristics, and the clamps 410 are fixed on the sliding block of the upper sliding mechanism 4b through bolts.
The utility model and its embodiments have been described above schematically, without limitation, and the actual construction is not limited to this, as it is shown in the drawings, which are only one of the embodiments of the utility model. Therefore, if one of ordinary skill in the art is informed by this disclosure, a structural manner and an embodiment similar to the technical scheme are not creatively devised without departing from the gist of the present utility model, and all the structural manners and the embodiments belong to the protection scope of the present utility model.
Claims (7)
1. The utility model provides a work piece bulge loop automatic processing device which characterized in that: comprises an automatic feeding device, an automatic clamping device and a tool rest mechanism; the automatic feeding device comprises a material tank, a workpiece progressive mechanism and a workpiece discharging connecting rod mechanism; the material groove is provided with a cavity for accommodating a workpiece, and one end of the material groove is provided with a discharge hole; the storage connecting rod mechanism is positioned above the material tank and comprises two blocking pieces, two connecting vertical rods, a limiting block, a connecting cross rod and a driving rod, wherein the blocking pieces are connected with the connecting vertical rods in an adjustable mode, the connecting vertical rods penetrate through holes formed in the limiting block and are hinged with the connecting cross rod, the connecting cross rod rotates between the two connecting vertical rod hinges, the driving rod is connected with the connecting cross rod, and driving force is provided for rotation of the connecting cross rod; the workpiece progressive mechanism is positioned below the material groove and comprises a material receiving piece, and the material receiving piece is movable;
the automatic clamping device comprises a main shaft rotating mechanism, a sliding mechanism and a workpiece propping mechanism, wherein the main shaft rotating mechanism comprises a gear box for transmitting power, a rotating shaft driven by the gear box to rotate and a clamp arranged at the front end of the rotating shaft; the sliding mechanism comprises a lower fixed block fixed on the base, an upper sliding block in sliding fit with the lower fixed block and a cylinder for driving the upper sliding block to slide; the workpiece jacking mechanism is provided with a jacking rod seat, the upper end of the jacking rod seat is provided with a bearing, one end of the jacking rod is sleeved in the bearing, the other end of the jacking rod is provided with a top end, and the top end is cylindrical and matched with an inner hole of the workpiece; the ejector rod seat is fixed at the upper end of the upper sliding block, the ejector rod and the rotating main shaft are positioned on the same axis, and the ejector rod reciprocates towards the rotating main shaft;
the material receiving piece conveys the workpiece to the axis where the ejector rod and the rotating main shaft are located, the ejector rod moves towards the rotating main shaft, and the workpiece is ejected to a clamp at the front end of the rotating main shaft to be clamped;
the tool rest mechanism comprises an upper sliding mechanism, a lower sliding mechanism and a tool clamp, wherein the upper sliding mechanism and the lower sliding mechanism comprise lower fixed blocks fixed on a base, upper sliding blocks in sliding fit with the lower fixed blocks and air cylinders for driving the upper sliding blocks to slide; the upper sliding mechanism and the lower sliding mechanism are respectively arranged longitudinally and transversely, the lower sliding mechanism is fixed with the base, the upper sliding mechanism is fixed on a sliding block of the lower sliding mechanism, and the upper sliding mechanism is connected with a cutter clamp; the two cylinders respectively drive the upper sliding mechanism and the lower sliding mechanism to move, and the movement directions of the upper sliding mechanism and the lower sliding mechanism are mutually perpendicular;
the tool clamp of the tool rest mechanism faces to the shaft where the ejector rod and the rotary main shaft are located, and the tool clamped by the tool clamp can cut a workpiece fixed by the shaft rotary mechanism and the workpiece propping mechanism;
the material tank is a cuboid tank with an upper end opened, the length direction of the material tank is inclined, the blocking piece is in a right angle shape, the upper end of the blocking piece is a transverse plate, the transverse plate is connected with the connecting vertical rod through a connecting piece, and the limiting block is fixed on the bracket and positioned below the connecting transverse rod to limit the rotation degree of the connecting transverse rod;
the side of the connecting cross rod is provided with a long through hole, the lower end of the connecting cross rod is provided with a groove communicated with the long through hole, the upper end of the connecting vertical rod is provided with a through hole, the upper end of the connecting vertical rod is positioned in the long through hole of the connecting cross rod, and a bolt sequentially penetrates through one side of the long through hole, the upper end of the connecting rod, the other side of the long through hole and the nut to be fastened and connected.
2. The automatic workpiece collar machining device according to claim 1, wherein: one end of the driving rod is connected with the piston rod of the air cylinder, and the other end of the driving rod is hinged with one end of the connecting cross rod and drives the connecting cross rod to rotate.
3. The automatic workpiece collar machining device according to claim 1, wherein: the rotary main shaft is provided with a central hole and a plurality of threaded holes uniformly distributed around the central hole, and is connected with a workpiece clamp through a flange.
4. The automatic workpiece collar machining device according to claim 1, wherein: the cylinder comprises a cylinder barrel, an end cover and a piston rod, wherein the end cover is connected with the rear end of the upper sliding block or the lower fixed block, the cylinder barrel is connected with the end cover, and the piston rod is connected with the lower fixed block or the upper sliding block.
5. The automatic workpiece collar machining device according to claim 4, wherein: a limit switch is arranged between the upper sliding block and the lower fixed block, the upper fixed block and the lower sliding block move to a set position, the cylinder stops providing working pressure, and the cylinder stops driving the sliding block, so that the sliding block stops at the set position.
6. The automatic workpiece collar machining device according to claim 5, wherein: the limit switch is characterized in that a limit bolt is arranged between the upper sliding block and the lower fixed block, and the relative position between the lower fixed block and the upper sliding block is controlled.
7. The automatic workpiece collar machining device according to claim 5, wherein: the limit switch is adjusted by the sensor, when the upper sliding block slides to the set position, the sensor is triggered, a sensor feedback signal is sent to the control box, the cylinder working pressure is stopped, the cylinder stops driving the sliding block, and the sliding block stops at the set position.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710891831.6A CN107443172B (en) | 2017-09-27 | 2017-09-27 | Automatic processing device for convex ring of workpiece |
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| CN201710891831.6A CN107443172B (en) | 2017-09-27 | 2017-09-27 | Automatic processing device for convex ring of workpiece |
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| CN107443172A CN107443172A (en) | 2017-12-08 |
| CN107443172B true CN107443172B (en) | 2024-03-15 |
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| CN114227322B (en) * | 2022-01-10 | 2023-06-27 | 宁波招宝磁业有限公司 | Magnetic steel center positioning clamping tool |
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