CN109304618B - Vehicle bottom trimming machine - Google Patents
Vehicle bottom trimming machine Download PDFInfo
- Publication number
- CN109304618B CN109304618B CN201811101207.2A CN201811101207A CN109304618B CN 109304618 B CN109304618 B CN 109304618B CN 201811101207 A CN201811101207 A CN 201811101207A CN 109304618 B CN109304618 B CN 109304618B
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- area
- small
- feeding
- main shaft
- processed
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Classifications
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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
- B23P23/00—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass
- B23P23/04—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass for both machining and other metal-working operations
-
- 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
- B23Q16/00—Equipment for precise positioning of tool or work into particular locations not otherwise provided for
- B23Q16/02—Indexing equipment
- B23Q16/022—Indexing equipment in which only the indexing movement is of importance
- B23Q16/025—Indexing equipment in which only the indexing movement is of importance by converting a continuous movement into a rotary indexing movement
-
- 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
-
- 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
- B23Q7/02—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 by means of drums or rotating tables or discs
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Shearing Machines (AREA)
- Feeding Of Workpieces (AREA)
Abstract
The invention relates to a vehicle bottom mouth trimming machine. The device comprises a base, a frame arranged on the base, and a large main shaft rotatably arranged on the frame; and three or multiple small spindles, wherein the small spindles are uniformly distributed on the end face of the large spindle along the circumferential direction of the large spindle. Dividing three or multiple of three small spindles into a feeding area, a processing slag discharging area and a material returning area. The machine for trimming the vehicle bottom also comprises an indexing mechanism, wherein the indexing mechanism is connected with the large main shaft, so that the large main shaft is driven to rotate according to a set angle. The invention adopts a vertical rotary exchange structure with a plurality of small spindles, divides three or multiple of three small spindles into three working areas, namely a feeding area, a processing slag discharging area and a material returning area, and can simultaneously process a plurality of products in each area, thereby realizing doubling of efficiency, automatic slag sieving, reduction of action stroke and further reduction of failure rate.
Description
Technical Field
The invention belongs to the technical field of machining and manufacturing, and particularly relates to a machining machine applied to a small-caliber bullet shell.
Background
The existing bottom turning and opening trimming machine equipment is used for machining a single main shaft, and the actions of feeding, positioning, machining, deslagging, material returning and the like are completed at the same station, so that the problems of large action stroke, low efficiency, difficult separation of finished waste residues, high failure rate and the like are solved.
Disclosure of Invention
The invention provides a bottom trimming machine, which aims to solve the problems of large action stroke, low processing efficiency, difficult separation of finished waste residues and the like caused by the fact that all working procedures are completed at the same station by the existing equipment.
In order to solve the technical problems, the invention provides a vehicle bottom mouth trimming machine. Comprises a base; a frame mounted on the base; the large main shaft is rotatably arranged on the frame; and three or multiple small spindles, the small spindles are uniformly distributed on the end face of the large spindle along the circumferential direction of the large spindle, the small spindles can rotate independently, and the center of each small spindle is provided with a sleeve, and the diameter of each sleeve is matched with the diameter of a workpiece to be processed. Dividing three or multiple of three small spindles into a feeding area, a processing slag discharging area and a material returning area. The machine for trimming the vehicle bottom also comprises an indexing mechanism, wherein the indexing mechanism is connected with the large main shaft, so that the large main shaft is driven to rotate according to a set angle.
Further, the material loading district includes: unloading mechanism, feeding mechanism and feed mechanism.
Wherein, unloading mechanism includes: and a discharging hopper, wherein a material distributing seat is arranged at the lower end of the discharging hopper.
Wherein, feeding mechanism includes: a supporting plate for supporting all parts of the feeding mechanism; the curve plate is movably arranged on the supporting plate, and two sides of the curve plate are respectively provided with a section of slope surface; the curve plate clamping blocks are fixedly arranged on the supporting plate and clamped on two sides of the curve plate; and the holding clamp is fixedly arranged on the supporting plate and is divided into a fixed part and a floating part, and a floating spring is arranged in the floating part. And the workpiece to be processed conveyed from the blanking mechanism falls into the holding clamp. When the curve plate moves back and forth along the direction perpendicular to the supporting plate, the curve plate pushes the curve plate clamping block, so that the whole feeding mechanism is driven to move back and forth along the direction parallel to the supporting plate, and the holding clamp is driven to move to the corresponding position of the small spindle center sleeve.
Wherein, feed mechanism includes: and the pushing rod is used for conveying the feeding mechanism to the workpiece top to be processed at the corresponding position of the small spindle center sleeve to push the workpiece top to the small spindle center sleeve.
Further, the processing slag discharging area comprises a tail top mechanism for propping and fixing a workpiece to be processed in the small spindle center sleeve, a bottom turning mechanism for carrying out bottom turning operation on the tail of the workpiece to be processed, and a mouth trimming mechanism for carrying out mouth trimming operation on the head of the workpiece to be processed. The tail top mechanism comprises a push rod and a driving device for driving the push rod to move, the bottom turning mechanism comprises a turning tool and a driving device for driving the turning tool to move, and the mouth trimming mechanism comprises a mouth trimming cutter and a driving device for driving the mouth trimming cutter to move.
Further, the material returning area comprises a rolling mechanism and a material returning mechanism, the rolling mechanism is used for rolling burrs after the bottom turning operation, and the material returning mechanism comprises a push rod and a driving mechanism and is used for pushing the processed workpiece out of the small spindle center sleeve.
The invention adopts a vertical rotary exchange structure with a plurality of small spindles, divides three or multiple of three small spindles into 3 working areas, namely a feeding area, a processing slag discharging area and a material returning area, and can simultaneously process a plurality of products in each area, thereby realizing doubling of efficiency, automatic slag sieving, reduction of action stroke and further reduction of failure rate.
Drawings
FIG. 1 is a schematic diagram of a vehicle bottom mouth alignment machine.
Fig. 2 is a left side view of the floor aligner of fig. 1.
Fig. 3 is a schematic diagram of the large spindle and indexing mechanism of the bottom trimming machine of the present invention.
Fig. 4 is a schematic diagram of a material distributing seat of a blanking mechanism.
Fig. 5 is a schematic view of the holding clamp structure of the feeding mechanism of the invention.
Fig. 6 is a schematic diagram of the principle of pushing and holding clamp movement of the curve plate of the feeding mechanism.
Wherein, 1, a base, 2, a frame, 3, a large main shaft, 4, a small main shaft, 5, a sleeve arranged at the center of the small main shaft, 6, an indexing mechanism, 6-1, a cam shaft, 6-2, an indexing cam, 6-3, an indexing disc, 7, a blanking hopper, 8, a feeding mechanism, 9 and a feeding mechanism, 10, a blanking channel, 11, a material distributing seat, 12, a holding clamp, 12-1, a holding clamp fixing part, 12-2, a holding clamp floating part, 13, a curve plate, 14, a tail top mechanism, 15, a vehicle bottom mechanism, 16, a trimming mechanism, 17, a rolling mechanism, 18 and a material returning mechanism.
Detailed Description
The invention is further described below with reference to the drawings and detailed description.
Referring to fig. 1 and 2, a schematic structural diagram of an embodiment of a vehicle bottom opening alignment machine according to the present invention is shown. A vehicle bottom mouth trimming machine comprises a base 1 and a bracket 2 arranged on the base. A large main shaft 3 is arranged on the frame 2, and the large main shaft 3 can rotate on the frame 2. As a preferred mode, 6 small spindles are uniformly distributed on the circumferential direction of the end face of the large spindle 3, and a sleeve 5 is arranged at the center of each small spindle, and the diameter of the sleeve is matched with the diameter of a shell to be processed. The large spindle 3 is connected to the indexing mechanism 6, and as shown in fig. 3, the indexing mechanism 6 employs a cam divider, which is an automated high-precision turning device. The indexing cam 6-2 is driven to continuously rotate by the cam shaft 6-1, the indexing cam 6-2 is driven by a special curve to intermittently move the indexing disc 6-3, and the dynamic-static ratio is 1:1. the large spindle 3 is driven by the indexing disk 6-3 of the indexing mechanism 6, and can perform rotary exchange motion in a counterclockwise direction. Each small spindle is driven by a driving device to rotate at a high speed, so that subsequent processing operation is convenient to realize.
In this embodiment, 6 small spindles are grouped two by two. Thereby dividing the 6 small spindles into a feeding area, a processing slag discharging area and a material returning area.
The feeding area comprises a discharging mechanism, a feeding mechanism 8 and a feeding mechanism 9. The blanking mechanism comprises a blanking hopper 7 and a blanking channel 10. The shell to be processed falls into the material distributing seat 11 through the discharging channel 10 by pouring from the discharging hopper 7, and the material distributing seat structure is shown in fig. 4, because the 6 small spindles are divided into three areas, each area of the embodiment can process two shells at the same time, the shell channel 10 inside the material distributing seat 11 is divided into two parts to form a herringbone shape, so that the shell to be processed is conveyed from two paths and then is respectively conveyed to 2 small spindles of the material feeding area.
The shell to be processed which falls from the material distributing seat 11 of the blanking mechanism falls into the holding clamp 12 arranged below the shell falling opening of the material distributing seat 11, as shown in fig. 5, the holding clamp 12 is divided into a fixed part 12-1 and a floating part 12-2, a floating spring is arranged in the floating part 12-2, before the shell does not fall, the jaw of the holding clamp 12 is propped up by the bottom of the material distributing seat 11, and the floating spring in the floating part 12-2 is extruded, so that the jaw of the holding clamp is in an open state.
The feeding mechanism drives the holding clamp 12 to move to the corresponding position of the small spindle center sleeve 5, at the moment, the holding clamp 12 is separated from the material distributing seat 11, the material distributing seat does not prop up the jaw of the holding clamp 12 any more, and under the rebound action of the floating spring, the floating part 12-2 of the holding clamp 12 is close to the fixed part, so that the jaw is closed to clamp the cartridge case.
The feeding mechanism comprises a supporting plate for supporting all parts of the feeding mechanism; a curved plate 13 movably disposed on the support plate; and the curve plate clamping blocks are fixedly arranged on the supporting plate and clamped on two sides of the curve plate. As a preferred way, the two sides of the curve plate 13 are respectively provided with a section of slope, the curve plate clamping block is preferably provided with a bearing seat for driving the bearing, and the bearing is clamped on the two sides of the curve plate. When the curve plate 13 moves back and forth along the direction perpendicular to the supporting plate, the bearing of the curve plate clamping block slides along the slope surface of the curve plate 13, and slides from a low slope to a high slope or from a high slope to a low slope, so that the curve plate 13 forms a pushing state on the curve plate clamping block, and as the bearing seat is fixedly arranged on the supporting plate, the curve plate 13 is movable, the curve plate 13 pushes the bearing seat, the bearing seat drives the supporting plate, and then the whole feeding mechanism is driven to move along the direction parallel to the supporting plate.
The holding clamp 12 is fixed on the supporting plate, so that the holding clamp 12 also moves along with the feeding mechanism, the position of the cartridge case on the holding clamp 12 is moved to the position corresponding to the 1 small spindle center sleeve 5 in the processing area, and the schematic diagram of the curve plate 13 driving the holding clamp 12 to move is shown in fig. 6.
The feeding mechanism 9 is provided with a pushing rod for pushing the shell to be processed conveyed by the holding clamp 12 of the feeding mechanism 8 into the small spindle center sleeve 5. At this time, the tail of the shell to be processed faces the outer side of the small main shaft, the head of the shell to be processed faces the inner side of the small main shaft, and a part of the shell to be processed is exposed out of the inner side and the outer side of the small main shaft.
After the cartridge casings to be processed are installed on the 2 small spindles 4 of the processing area, the indexing mechanism 6 rotates anticlockwise by 120 degrees, and the cartridge casings to be processed are rotated to the processing slag discharging area to prepare for processing operation of the bottom alignment of the vehicle. And a group of 2 new small spindles are rotated to the feeding area, and the feeding actions are repeatedly completed.
The slag removing area is provided with a tail top mechanism 14, a car bottom mechanism 15 and a mouth aligning mechanism 16. The tail ejection mechanism 14 is provided with 2 ejection rods, the ejection rods are driven by a driving device, and after the shell to be processed rotates to a processing slag discharging area, the 2 ejection rods of the tail ejection mechanism 14 are used for ejecting the tail of the shell to be processed, so that the shell to be processed is prevented from moving in the sleeve 5. The bottom turning mechanism 15 consists of a turning tool and a driving device, and a circle of groove can be turned on the tail of the shell to be processed. The aligning mechanism 16 is responsible for the operation of cutting the head of the cartridge to be processed by the aligning cutter and the driving device. The waste (slag) after the flushing operation falls into a waste (slag) collecting box below the waste (slag) collecting box, and an automatic waste (slag) discharging device, such as a waste (slag) conveyor belt device, can be arranged to automatically discharge the waste (slag) to a designated position. The tail top mechanism 14, the vehicle bottom mechanism 15 and the mouth aligning mechanism 16 are all arranged on the frame 2.
When the processing of the cartridge case is completed, the indexing mechanism 6 rotates counterclockwise for 120 degrees again, and the processed cartridge case is rotated to the material returning area. Before material returning, the burrs generated at the bottom groove due to the bottom operation are rolled by the rolling mechanism 17 to remove the burrs, and the specific structure of the rolling device is not limited in this embodiment, and any device capable of realizing the function of rolling burrs can be used as the rolling mechanism. The reject mechanism 18 is provided with two ejector pins so that the processed cartridge can be ejected from the small spindle sleeve and dropped into the cartridge collection box. The rolling mechanism 17 and the pushing mechanism 18 are arranged on the frame 2.
The indexing mechanism 6 is rotated again counter-clockwise by 120 ° so that the two sets of small spindles 4 return to the original position, starting with the loading step, and repeating the whole processing step.
The mechanisms according to the present invention are each provided with a corresponding driving device and motor.
The machine for aligning the bottom of the vehicle adopts the indexing mechanism to drive the large main shaft to realize the indexing of the large main shaft, the large main shaft drives the small main shafts to rotate in the anticlockwise direction by 120 degrees each time, so that 6 small main shafts are continuously indexed around the center of the large main shaft, each 2 small main shafts form a feeding area, a processing slag discharging area and a rolling material discharging area in a group, 3 areas are formed, the 3 areas circulate anticlockwise, each working period is averagely divided into two parts, and the rotation time and the pause time respectively occupy 50 percent.
The vehicle bottom mouth alignment machine integrally adopts the design of a vertical multi-station rotary exchange structure, adopts the design idea of action decomposition, reduces the complexity of each action, improves the reliability of action execution, and completes the whole processing work by continuous, efficient and close matching of an indexing mechanism and various execution controllers according to the designed time sequence. For the embodiment, 2 products can be processed simultaneously, so that efficiency doubling, automatic slag screening, action stroke reduction and failure rate reduction are realized. On the basis, the number of small main shafts can be changed, and the efficiency of machining and processing is further improved.
Claims (3)
1. The neat mouthful machine in bottom of car includes:
a base;
the rack is arranged on the base;
the large main shaft is rotatably arranged on the frame; and
three or multiple small spindles which are uniformly distributed on the end face of the large spindle along the circumferential direction of the large spindle, wherein the small spindles can rotate independently, and the center of each small spindle is provided with a sleeve, and the diameter of each sleeve is matched with the diameter of a workpiece to be processed;
dividing the area where the three or multiple of three small spindles are located into a feeding area, a slag discharging area and a material returning area;
the material loading district include: the feeding mechanism comprises a feeding hopper, and a distributing seat is arranged at the lower end of the feeding hopper;
the feeding mechanism comprises:
the supporting plate is used for supporting all parts of the feeding mechanism;
the curve plate is movably arranged on the supporting plate, and two side surfaces of the curve plate are respectively provided with a section of slope surface;
the curve plate clamping blocks are fixedly arranged on the supporting plate and clamped on two sides of the curve plate;
the holding clamp is fixedly arranged on the supporting plate and is divided into a fixed part and a floating part, and a floating spring is arranged in the floating part; the workpiece to be processed conveyed from the blanking mechanism falls into the holding clamp;
when the curve plate moves back and forth along the direction perpendicular to the supporting plate, the curve plate pushes the curve plate clamping block, so that the whole feeding mechanism is driven to move back and forth along the direction parallel to the supporting plate, and the holding clamp is driven to move to the corresponding position of the small spindle center sleeve;
the feeding mechanism comprises a push rod which is used for conveying the feeding mechanism to the corresponding position of the small spindle center sleeve and pushing the workpiece to be processed into the small spindle center sleeve;
the method is characterized in that:
the machine for trimming the vehicle bottom also comprises an indexing mechanism, wherein the indexing mechanism is connected with the large main shaft, so that the large main shaft is driven to rotate according to a set angle.
2. The vehicle bottom mouth alignment machine according to claim 1, wherein the slag removing processing area comprises a tail top mechanism, a vehicle bottom mechanism and a mouth alignment mechanism, and the tail top mechanism comprises a push rod and a driving device for driving the push rod to move; the bottom turning mechanism comprises a turning tool and a driving device for driving the turning tool to move; the trimming mechanism comprises a trimming cutter and a driving device for driving the trimming cutter to move.
3. The machine of claim 1, wherein the material returning area comprises a rolling mechanism and a material returning mechanism, the rolling mechanism is used for rolling burrs after the operation of the machine bottom, and the material returning mechanism comprises a push rod and a driving mechanism and is used for pushing the processed workpiece out of the small spindle center sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811101207.2A CN109304618B (en) | 2018-09-20 | 2018-09-20 | Vehicle bottom trimming machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811101207.2A CN109304618B (en) | 2018-09-20 | 2018-09-20 | Vehicle bottom trimming machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109304618A CN109304618A (en) | 2019-02-05 |
| CN109304618B true CN109304618B (en) | 2023-09-12 |
Family
ID=65224705
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811101207.2A Active CN109304618B (en) | 2018-09-20 | 2018-09-20 | Vehicle bottom trimming machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109304618B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112404465A (en) * | 2020-11-10 | 2021-02-26 | 浙江夏厦精密制造股份有限公司 | Six-station machining method and device for turning R-arc groove |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1506835A2 (en) * | 2003-08-11 | 2005-02-16 | COMAU SpA | Machining unit with orientable spindle-axis for milling and boring operations |
| CN103551905A (en) * | 2013-11-11 | 2014-02-05 | 上海三一精机有限公司 | Loading jacking device for cartridge cases |
| WO2014047670A1 (en) * | 2012-09-28 | 2014-04-03 | Wfl Millturn Technologies Gmbh & Co. Kg | Machine tool and method for machining a workpiece |
| CN204607259U (en) * | 2015-04-29 | 2015-09-02 | 晋江市科协机电设备有限公司 | A kind of raw material band wire coiling machine |
| CN106181665A (en) * | 2016-08-30 | 2016-12-07 | 湖北中航精机科技有限公司 | A kind of flash trimmer |
-
2018
- 2018-09-20 CN CN201811101207.2A patent/CN109304618B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1506835A2 (en) * | 2003-08-11 | 2005-02-16 | COMAU SpA | Machining unit with orientable spindle-axis for milling and boring operations |
| WO2014047670A1 (en) * | 2012-09-28 | 2014-04-03 | Wfl Millturn Technologies Gmbh & Co. Kg | Machine tool and method for machining a workpiece |
| CN103551905A (en) * | 2013-11-11 | 2014-02-05 | 上海三一精机有限公司 | Loading jacking device for cartridge cases |
| CN204607259U (en) * | 2015-04-29 | 2015-09-02 | 晋江市科协机电设备有限公司 | A kind of raw material band wire coiling machine |
| CN106181665A (en) * | 2016-08-30 | 2016-12-07 | 湖北中航精机科技有限公司 | A kind of flash trimmer |
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| Publication number | Publication date |
|---|---|
| CN109304618A (en) | 2019-02-05 |
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