CN113118822A - CNC numerical control lathe axle type work piece adds clamping apparatus - Google Patents
CNC numerical control lathe axle type work piece adds clamping apparatus Download PDFInfo
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- CN113118822A CN113118822A CN202110430095.0A CN202110430095A CN113118822A CN 113118822 A CN113118822 A CN 113118822A CN 202110430095 A CN202110430095 A CN 202110430095A CN 113118822 A CN113118822 A CN 113118822A
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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
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
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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
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/062—Work-clamping means adapted for holding workpieces having a special form or being made from a special material
-
- 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
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/062—Work-clamping means adapted for holding workpieces having a special form or being made from a special material
- B23Q3/064—Work-clamping means adapted for holding workpieces having a special form or being made from a special material for holding elongated workpieces, e.g. pipes, bars or profiles
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Abstract
The invention relates to a shaft workpiece processing clamp of a CNC (computerized numerical control) lathe, which comprises a shell, a shaft end clamping device, an auxiliary clamping device and a translation device, wherein the shaft end clamping device is arranged at a position close to the right end in the shell, the auxiliary clamping device is arranged on the left side of the shaft end clamping device, and the translation device is arranged on the left side of the auxiliary clamping device. The invention can solve the following problems possibly encountered in the clamping process of the traditional CNC lathe: a. most of the existing CNC (computerized numerical control) lathes adopt a three-jaw chuck to clamp and fix one end of a shaft part, and the mode needs manual operation to clamp and fix the shaft part, so that time and labor are wasted, and the clamping effect cannot be guaranteed; b. when the shaft part is a long shaft, the central axis of the shaft part deviates in the machining process due to the self gravity of the shaft part, so that a cutter is easily damaged, the machining precision is low, and the use requirement cannot be met.
Description
Technical Field
The invention relates to the field of shaft workpiece machining, in particular to a shaft workpiece machining clamp of a CNC (computer numerical control) lathe.
Background
The CNC lathe is one of the widely used numerically controlled machine tools at present. The machine is mainly used for cutting and processing shaft parts and can perform grooving, drilling, reaming or boring. Before a shaft part is machined, the shaft part is usually clamped and fixed, so that the shaft part is machined.
At present, the existing CNC lathe may encounter the following problems in the clamping process: a. most of the existing CNC (computerized numerical control) lathes adopt a three-jaw chuck to clamp and fix one end of a shaft part, and the mode needs manual operation to clamp and fix the shaft part, so that time and labor are wasted, and the clamping effect cannot be guaranteed; b. when the shaft part is a long shaft, the central axis of the shaft part deviates in the machining process due to the self gravity of the shaft part, so that a cutter is easily damaged, the machining precision is low, and the use requirement cannot be met.
Disclosure of Invention
Technical problem to be solved
The invention can solve the following problems possibly encountered in the clamping process of the traditional CNC lathe: a. most of the existing CNC (computerized numerical control) lathes adopt a three-jaw chuck to clamp and fix one end of a shaft part, and the mode needs manual operation to clamp and fix the shaft part, so that time and labor are wasted, and the clamping effect cannot be guaranteed; b. when the shaft part is a long shaft, the central axis of the shaft part deviates in the machining process due to the self gravity of the shaft part, so that a cutter is easily damaged, the machining precision is low, and the use requirement cannot be met.
(II) technical scheme
In order to achieve the above object, the present invention adopts the following technical scheme, a CNC numerical control lathe shaft workpiece processing clamp comprises a housing, a shaft end clamping device, an auxiliary clamping device and a translation device, wherein the position of the inside of the housing close to the right end is provided with the shaft end clamping device, the left side of the shaft end clamping device is provided with the auxiliary clamping device, and the left side of the auxiliary clamping device is provided with the translation device, wherein:
the shaft end clamping device comprises a fixed column, a concave disc, an electric push rod, a first push plate, a first connecting rod, a clamping rod, an arc-shaped clamping block and a vertical rod, wherein the fixed column is uniformly and fixedly connected to the circumferential direction of the position, close to the right end, of the inner side wall of the shell, the concave disc is fixedly connected to one end, far away from the inner side wall of the shell, of the fixed column, the opening of the concave disc faces to the right side, the electric push rod is installed at the position, close to the front end, on the inner side wall of the concave disc through a push rod base, the lower end of the electric push rod is connected with the front end of the first push plate through a pin shaft, the middle of the first push plate is connected with the inner side wall of the concave disc through a pin shaft, the first connecting rod is connected to the right end of the first push plate through a pin shaft, the clamping rods are symmetrically arranged above and below, the rear end of the clamping rod positioned above is connected with the inner side wall of the concave disc through a pin shaft, arc-shaped clamping blocks are arranged between the opposite side walls of the two clamping rods in a centrosymmetric manner, the front end of the clamping rod positioned above is connected with a vertical rod through a pin shaft, and the lower end of the vertical rod is connected to the first push plate through a pin shaft;
the auxiliary clamping device comprises an installation column, a circular vertical plate, an auxiliary clamping mechanism, a buffering mechanism, an L-shaped rod and a limiting roller, wherein the left side of the shaft end clamping device is provided with the circular vertical plate, the outer side wall of the circular vertical plate is circumferentially and uniformly provided with the installation column, one end of the installation column, far away from the circular vertical plate, of the installation column is fixedly connected onto the inner side wall of the shell, a rectangular through groove is circumferentially and uniformly formed in the position, close to the middle part, of the circular vertical plate, the buffering mechanism is arranged on the side wall, far away from the installation column, of the rectangular through groove, the L-shaped rod is slidably arranged on the buffering mechanism, the L-shaped rod is arranged in the rectangular through groove in a penetrating mode, the limiting roller is installed at the right end of.
As a preferable technical scheme, the middle of the right side wall of the shell is provided with an installation through hole, the outer side of the installation through hole is circumferentially and uniformly provided with a first arc-shaped through groove, the installation through hole is used for installing shaft parts to be processed, the first arc-shaped through groove is used for installing an L-shaped rod, meanwhile, the L-shaped rod can be limited and supported, and the stability of the L-shaped rod in the working process is improved.
As a preferred technical scheme, the inner side wall of the arc-shaped clamping block is uniformly provided with anti-slip grooves, and the anti-slip grooves can increase the friction between the inner side wall of the arc-shaped clamping block and the side wall of the shaft part, so that the arc-shaped clamping block is favorable for clamping and fixing the shaft part, and meanwhile, the shaft part and the arc-shaped clamping block can be prevented from sliding relatively in the processing process of the shaft part, so that the processing quality of the shaft part is reduced.
As a preferred technical scheme of the invention, the concave disc is circumferentially and uniformly provided with second arc-shaped through grooves at positions close to the outer edge, the second arc-shaped through grooves are used for installing the L-shaped rods, the side walls of the second arc-shaped through grooves are uniformly provided with ball grooves, sliding balls are respectively arranged in the ball grooves, and the sliding balls can reduce the friction force between the side walls of the L-shaped rods and the side walls of the second arc-shaped through grooves, so that the L-shaped rods can move left and right in the second arc-shaped through grooves.
According to the preferable technical scheme, the outer side wall of the limiting roller is provided with the limiting groove, the limiting groove is in a close contact state with the outer side wall of the shaft part in the auxiliary clamping process, the limiting groove is favorable for limiting and supporting the shaft part by the limiting roller, and meanwhile, the limiting roller is ensured to be always in close contact with the shaft part in the left-right sliding process of the L-shaped rod, so that the processing precision of the shaft part is improved.
As a preferred technical scheme of the invention, the auxiliary clamping mechanism comprises an Contraband-shaped frame, a driving motor, an eccentric wheel, a squeezing rod, a squeezing spring, a squeezing plate, a connecting rod and a clip-shaped frame, wherein the middle part of the right side wall of the circular vertical plate is fixedly provided with the Contraband-shaped frame, the opening of the Contraband-shaped frame faces to the left, the rear side wall inside the Contraband-shaped frame is provided with the driving motor through a motor base, the output shaft of the driving motor is provided with the eccentric wheel through a key, the right end of the eccentric wheel is in sliding fit with the squeezing wheel, the squeezing wheel is arranged at the left end of the squeezing rod, the middle part of the right side wall of the Contraband-shaped frame is provided with a cylindrical through hole, the right end of the squeezing rod penetrates through the cylindrical through hole and is fixedly connected with the squeezing plate, the squeezing spring is sleeved on the squeezing rod at the left side of the cylindrical through hole, the clip is slidably sleeved on the L-shaped rod.
As a preferable technical scheme, the buffering mechanism comprises a hollow cylinder, a T-shaped shaft, a buffering spring and a buffering block, wherein rectangular through grooves are uniformly formed in the circumferential direction of the position, close to the middle, of the circular vertical plate, the side wall, far away from the mounting column, of each rectangular through groove is fixedly connected with the hollow cylinder, the interior of the hollow cylinder is connected with the T-shaped shaft through the buffering spring, the buffering block is fixedly connected to one end, far away from the hollow cylinder, of the T-shaped shaft, and the buffering block is in sliding fit with the L-shaped rod.
As a preferred technical scheme of the invention, a rectangular sleeve is sleeved on the L-shaped rod between the circular vertical plate and the shaft end clamping device, and a telescopic rod is connected between the rectangular sleeve and the inner side wall of the shell.
As a preferred technical scheme of the invention, the translation device comprises an installation cylinder, a bidirectional motor, a driving gear, a driven gear, a gear shaft, a rocker, a cross rod, a translation cylinder and a limiting rod, wherein the installation cylinder is fixedly connected to the left side wall inside the shell, the bidirectional motor is installed on the position, close to the lower end, of the rear side wall inside the installation cylinder through a motor base, the driving gear is installed on an output shaft of the bidirectional motor through a key, the driven gear is externally meshed above the driving gear, the driven gear is installed at the front end of the gear shaft through a key, the rear end of the gear shaft is connected to the rear side wall inside the installation cylinder through a bearing, the rocker is connected to the position, close to the outer edge, of the front side wall of the driven gear through a pin shaft, the lower end of the rocker is connected to the left end of, the right-hand member of horizontal pole passes circular through-hole and fixedly connected with translation cylinder, and the circumference has evenly seted up the rectangle recess on the cylindrical lateral wall of translation, and it is provided with the gag lever post to slide in the rectangle recess, and the left end at L shape pole is kept away from the cylindrical one end fixed connection of translation to the gag lever post.
(III) advantageous effects
1. The shaft workpiece processing clamp of the CNC numerical control lathe can automatically clamp and fix shaft parts without manual clamping, greatly reduces the labor intensity of workers, and can clamp and fix long-shaft workpieces, so that the processing precision is ensured;
2. the shaft end clamping device can be used for rapidly clamping and fixing the left end of a shaft part, so that the labor input is reduced, the operation is simple, the usability is high, and the auxiliary clamping device can drive the L-shaped rod to synchronously contract inwards through the auxiliary clamping mechanism, so that the right end of the shaft part is clamped and supported in an auxiliary manner, the clamping effect is ensured, and the processing precision of the shaft part is improved;
3. according to the shaft workpiece processing clamp of the CNC lathe, the translation device can drive the L-shaped rod to move leftwards, so that the limiting idler wheel is driven to move leftwards, the auxiliary clamping and supporting positions are changed continuously in the shaft part processing process, the situation that the axis of the shaft part deviates is effectively avoided, and the processing precision is guaranteed.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic overall perspective view of the present invention;
FIG. 2 is a schematic view of a first perspective structure of the present invention;
FIG. 3 is a second perspective view of the present invention;
FIG. 4 is a schematic structural view of the present invention;
FIG. 5 is a perspective view of the shaft end clamping device of the present invention;
FIG. 6 is a schematic view showing the construction of a shaft-end clamping device according to the present invention;
FIG. 7 is a schematic structural view of the housing, the shaft end clamping means and the auxiliary clamping means of the present invention;
FIG. 8 is an enlarged view of the portion of FIG. 7 from the A direction in the present invention;
fig. 9 is a schematic structural view of an auxiliary clamping mechanism in the present invention.
Detailed Description
The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.
As shown in fig. 1 to 9, a CNC numerical control lathe shaft workpiece machining fixture comprises a housing 1, a shaft end clamping device 2, an auxiliary clamping device 3 and a translation device 4, wherein the shaft end clamping device 2 is arranged at a position close to the right end inside the housing 1, the auxiliary clamping device 3 is installed at the left side of the shaft end clamping device 2, and the translation device 4 is arranged at the left side of the auxiliary clamping device 3, wherein:
the right side wall middle part of casing 1 seted up the installation through-hole, first arc through groove has evenly been seted up to the outside circumference of installation through-hole, the installation through-hole is used for the installation to treat the axle type part of processing, first arc through groove is used for installing L shape pole 35, can carry out spacing support to L shape pole 35 simultaneously, is favorable to improving the stability of L shape pole 35 in the course of the work.
The shaft end clamping device 2 comprises a fixed column 21, a concave disc 22, an electric push rod 23, a first push plate 24, a first connecting rod 25, a clamping rod 26, an arc-shaped clamping block 27 and a vertical rod 28, wherein the position of the inner side wall of the shell 1 close to the right end is circumferentially and fixedly connected with the fixed column 21, one end of the fixed column 21 far away from the inner side wall of the shell 1 is fixedly connected with the concave disc 22, the opening of the concave disc 22 faces to the right side, the position of the concave disc 22 close to the outer edge is circumferentially and uniformly provided with a second arc-shaped through groove, the side wall of the second arc-shaped through groove is uniformly provided with a ball groove, sliding balls are all arranged in the ball groove, the second arc-shaped through groove is used for installing the L-shaped rod 35, the sliding balls can reduce the friction force between the side wall of the L-shaped rod 35 and the side wall of, an electric push rod 23 is arranged on the inner side wall of the concave disc 22 close to the front end through a push rod base, the lower end of the electric push rod 23 is connected with the front end of a first push plate 24 through a pin shaft, the middle part of the first push plate 24 is connected with the inner side wall of the concave disc 22 through a pin shaft, the right end of the first push plate 24 is connected with a first connecting rod 25 through a pin shaft, clamping rods 26 are symmetrically arranged above the first push plate 24, the upper end of the first connecting rod 25 is connected with the rear end of the clamping rod 26 positioned below through a pin shaft, the front end of the clamping rod 26 positioned below is connected with the inner side wall of the concave disc 22 through a pin shaft, the rear end of the clamping rod 26 positioned above is connected with the inner side wall of the concave disc 22 through a pin shaft, arc-shaped clamping blocks 27 are symmetrically arranged between the opposite side walls of the two clamping rods 26 in a central mode, and anti, the antiskid groove can increase the friction between the tight piece 27 inside wall of arc clamp and the axle type part lateral wall, thereby be favorable to the tight piece 27 of arc clamp to press from both sides it and press from both sides fixedly, can avoid axle type part in the course of working simultaneously, the tight piece 27 of axle type part and arc clamp takes place relative slip between, thereby the processingquality of axle type part has been reduced, the front end that is located the tight pole 26 of top has montant 28 through the round pin hub connection, the lower extreme of montant 28 is through the round pin hub connection on first push pedal 24. During specific work, the axle type part that will process through the manual work stretches into in the installation through-hole at 1 right side wall middle part of casing, make the left end and the spill disc 22 of axle type part contact, the front end downstream that drives first push pedal 24 through electric putter 23, thereby drive the rear end upward movement of first push pedal 24, thereby drive first connecting rod 25 upward movement, the rear end upward movement of the tight pole 26 that drives to be located the below through first connecting rod 25, drive montant 28 downward movement through first push pedal 24 simultaneously, thereby drive the front end downward movement of the tight pole 26 that presss from both sides that is located the top, thereby the arc that drives to install on two tight pole 26 relative lateral walls presss from both sides tight piece 27 and moves in opposite directions, thereby press from both sides tight fixed to the left end of axle type part.
The auxiliary clamping device 3 comprises a mounting column 31, a circular vertical plate 32, an auxiliary clamping mechanism 33, a buffer mechanism 34, an L-shaped rod 35 and a limiting roller 36, wherein the left side of the shaft end clamping device 2 is provided with the circular vertical plate 32, the mounting column 31 is uniformly arranged on the outer side wall of the circular vertical plate 32 in the circumferential direction, one end of the mounting column 31 far away from the circular vertical plate 32 is fixedly connected to the inner side wall of the shell 1, a rectangular through groove is uniformly arranged on the circular vertical plate 32 in the circumferential direction near the middle part, the buffer mechanism 34 is arranged on the side wall of the rectangular through groove far away from the mounting column 31, the L-shaped rod 35 is slidably arranged on the buffer mechanism 34, the L-shaped rod 35 is arranged in the rectangular through groove in a penetrating manner, the limiting roller 36 is arranged at the right end of the rectangular through groove, the outer side wall of the limiting roller 36, the spacing groove is favorable to spacing gyro wheel 36 to carry out spacing support to axle type part, can guarantee again simultaneously that spacing gyro wheel 36 pastes closely each other with axle type part about L shape pole 35 in-process that slides, thereby is favorable to improving the machining precision of axle type part, and the right side wall mid-mounting of circular riser 32 has supplementary clamping mechanism 33, and the outer end slip cover of supplementary clamping mechanism 33 is established on L shape pole 35. During specific work, in the process of clamping and fixing the shaft parts, the auxiliary clamping mechanism 33 drives the L-shaped rod 35 to move inwards, so that the limiting roller 36 is driven to move inwards, the outer side wall of the limiting roller 36 is tightly attached to the outer surface of the shaft parts, the auxiliary clamping effect is achieved, and the buffer mechanism 34 can play a certain buffering effect on the L-shaped rod 35.
The auxiliary clamping mechanism 33 comprises an Contraband-shaped frame 331, a driving motor 332, an eccentric wheel 333, a squeezing wheel 334, a squeezing rod 335, a squeezing spring 336, a squeezing plate 337, a connecting rod 338 and a clip frame 339, wherein the middle part of the right side wall of the circular vertical plate 32 is fixedly provided with the Contraband-shaped frame 331, the leaning opening of the Contraband-shaped frame 331 faces to the left, the driving motor 332 is arranged on the inner rear side wall of the Contraband-shaped frame 331 through a motor base, the eccentric wheel 333 is arranged on the output shaft of the driving motor 332 through a key, the right end of the eccentric wheel 333 is in sliding fit with the squeezing wheel 334, the squeezing wheel 334 is arranged at the left end of the squeezing rod 335, the middle part of the right side wall of the Contraband-shaped frame 331 is provided with a cylindrical through hole, the right end of the squeezing rod 335 passes through the cylindrical through hole and is fixedly connected with the squeezing plate, the squeezing spring 336 is sleeved on the squeezing rod, one end of the connecting rod 338, which is far away from the extrusion plate 337, is fixedly connected with a clip 339, and the clip 339 is slidably sleeved on the L-shaped rod 35. During operation, it rotates to drive eccentric wheel 333 through driving motor 332, the extrusion to extrusion wheel 334 through eccentric wheel 333 drives extrusion wheel 334 and moves right, thereby drive the movement of extrusion pole 335 and move right, thereby drive stripper plate 337 and move right, it contracts to drive connecting rod 338 to the inboard through stripper plate 337, thereby drive back shape frame 339 and contract to the inboard, thereby drive L shape pole 35 and contract to the inboard, thereby drive spacing gyro wheel 36 and contract to the inboard, make spacing gyro wheel 36 hug closely on the lateral wall of axle type part, thereby reach the supplementary mesh that presss from both sides.
The buffer mechanism 34 comprises a hollow cylinder 341, a T-shaped shaft 342, a buffer spring 343 and a buffer block 344, wherein a rectangular through groove is circumferentially and evenly formed in a position, close to the middle, of the circular vertical plate 32, the rectangular through groove is fixedly connected with the hollow cylinder 341 on the side wall far away from the mounting column 31, the inside of the hollow cylinder 341 is connected with the T-shaped shaft 342 through the buffer spring 343, the buffer block 344 is fixedly connected to one end, far away from the hollow cylinder 341, of the T-shaped shaft 342, and the buffer block 344 is in sliding fit with the L-shaped rod 35. During specific work, in the process that the L-shaped rod 35 contracts towards the inner side, the L-shaped rod 35 drives the buffer block 344 to move downwards, so that the T-shaped shaft 342 is driven to move downwards, a certain buffering effect is achieved on the L-shaped rod 35 through the mutual matching of the T-shaped shaft 342 and the buffer spring 343, and the stability of the L-shaped rod 35 in the working process is improved.
A rectangular sleeve 3a is sleeved on an L-shaped rod 35 between the circular vertical plate 32 and the shaft end clamping device 2, and an expansion rod 3b is connected between the rectangular sleeve 3a and the inner side wall of the shell 1. During specific work, the middle part of the L-shaped rod 35 is supported through the rectangular sleeve 3a, so that the stability of the L-shaped rod 35 in the working process can be improved, when the L-shaped rod 35 contracts towards the inner side, the telescopic rod 3b is stretched, the L-shaped rod 35 is further guaranteed to be always in the same plane with the axis of the shaft part, and the auxiliary clamping effect is improved.
The translation device 4 comprises an installation cylinder 41, a bidirectional motor 42, a driving gear 43, a driven gear 44, a gear shaft 45, a rocker 46, a cross rod 47, a translation cylinder 48 and a limit rod 49, wherein the installation cylinder 41 is fixedly connected to the left side wall inside the shell 1, the bidirectional motor 42 is installed on the position, close to the lower end, of the rear side wall inside the installation cylinder 41 through a motor base, the driving gear 43 is installed on an output shaft of the bidirectional motor 42 through a key, the driven gear 44 is externally engaged above the driving gear 43, the driven gear 44 is installed at the front end of the gear shaft 45 through a key, the rear end of the gear shaft 45 is connected to the rear side wall inside the installation cylinder 41 through a bearing, the position, close to the outer edge, of the front side wall of the driven gear 44 is connected with the rocker 46 through a pin shaft, the lower end of the rocker 46 is connected to the left end of the, the right end of horizontal pole 47 passes circular through-hole and fixedly connected with translation cylinder 48, and the rectangle recess has evenly been seted up to circumference on translation cylinder 48's the lateral wall, slides in the rectangle recess and is provided with gag lever post 49, and the one end fixed connection that translation cylinder 48 was kept away from to gag lever post 49 is at the left end of L shape pole 35. During specific work, the inward contraction through L shape pole 35 drives gag lever post 49 and moves to the inboard, make the inner of gag lever post 49 be located the rectangle recess of seting up in translation cylinder 48, drive driving gear 43 through two-way motor 42 and rotate, drive driven gear 44 through driving gear 43 and driven gear 44's intermeshing and rotate, thereby drive rocker 46 and rotate, the traction effect to horizontal pole 47 through rocker 46 drives horizontal pole 47 and moves left, thereby drive translation cylinder 48 and move left, thereby drive gag lever post 49 and move left, drive L shape pole 35 through gag lever post 49 and move, thereby drive spacing gyro wheel 36 and slide left on the surface of axle type part, thereby can assist to press from both sides tightly and support it all the time to counter shaft type part's in-process, thereby be favorable to improving the machining precision of axle type part.
The invention comprises the following steps:
the first step is as follows: manually extending the shaft parts to be processed into the mounting through holes in the middle of the right side wall of the shell 1 to enable the left ends of the shaft parts to be in contact with the concave discs 22, and clamping and fixing the left ends of the shaft parts through the shaft end clamping devices 2;
the second step is that: the auxiliary clamping mechanism 33 drives the L-shaped rod 35 to contract inwards, so that the limiting roller 36 is driven to contract inwards, the limiting roller 36 is attached to the outer side wall of the shaft part close to the right end, and the purposes of auxiliary clamping and supporting the shaft part are achieved;
the third step: in the process of processing the shaft parts, the L-shaped rod 35 is driven to move towards the left side through the translation device 4, so that the limiting roller 36 is driven to slide towards the left on the surface of the shaft parts, the shaft parts can be clamped and supported in an auxiliary manner all the time in the processing process of the shaft parts, and the processing precision of the shaft parts is improved.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. The utility model provides a CNC numerical control lathe axle type work piece adds clamping apparatus, includes casing (1), axle head clamping device (2), supplementary clamping device (3) and translation device (4), its characterized in that: the inside position that is close to the right-hand member of casing (1) be provided with axle head clamping device (2), auxiliary clamping device (3) are installed in the left side of axle head clamping device (2), the left side of auxiliary clamping device (3) is provided with translation device (4), wherein:
the shaft end clamping device (2) comprises a fixing column (21), a concave disc (22), an electric push rod (23), a first push plate (24), a first connecting rod (25), a clamping rod (26), an arc-shaped clamping block (27) and a vertical rod (28), wherein the position, close to the right end, of the inner side wall of the shell (1) is circumferentially and uniformly and fixedly connected with the fixing column (21), one end, far away from the inner side wall of the shell (1), of the fixing column (21) is fixedly connected with the concave disc (22), the opening of the concave disc (22) faces to the right side, the position, close to the front end, on the inner side wall of the concave disc (22) is provided with the electric push rod (23) through a push rod base, the lower end of the electric push rod (23) is connected with the front end of the first push plate (24) through a pin shaft, the middle part of the first push plate (24) is connected with the inner side wall of the concave, clamping rods (26) are symmetrically arranged above and below the first push plate (24), the upper end of the first connecting rod (25) is connected with the rear end of the clamping rod (26) located below through a pin shaft, the front end of the clamping rod (26) located below is connected with the inner side wall of the concave disc (22) through a pin shaft, the rear end of the clamping rod (26) located above is connected with the inner side wall of the concave disc (22) through a pin shaft, arc-shaped clamping blocks (27) are symmetrically arranged between the opposite side walls of the two clamping rods (26) in the center, the front end of the clamping rod (26) located above is connected with a vertical rod (28) through a pin shaft, and the lower end of the vertical rod (28) is connected to the first push plate (24) through a pin shaft;
the auxiliary clamping device (3) comprises a mounting column (31), a circular vertical plate (32), an auxiliary clamping mechanism (33), a buffer mechanism (34), an L-shaped rod (35) and a limiting roller (36), wherein the circular vertical plate (32) is arranged on the left side of the shaft end clamping device (2), the mounting column (31) is uniformly arranged on the outer side wall of the circular vertical plate (32) in the circumferential direction, one end, far away from the circular vertical plate (32), of the mounting column (31) is fixedly connected to the inner side wall of the shell (1), rectangular through grooves are uniformly formed in the position, close to the middle portion, of the circular vertical plate (32) in the circumferential direction, the buffer mechanism (34) is arranged on the side wall, far away from the mounting column (31), the L-shaped rod (35) is arranged on the buffer mechanism (34) in a sliding mode, the L-shaped rod (35) penetrates through the rectangular through grooves, the limiting roller (36) is arranged at the right end of, the outer end of the auxiliary clamping mechanism (33) is sleeved on the L-shaped rod (35) in a sliding manner.
2. The shaft workpiece machining clamp of the CNC lathe as recited in claim 1, wherein: the middle part of the right side wall of the shell (1) is provided with a mounting through hole, and a first arc-shaped through groove is uniformly formed in the circumferential direction of the outer side of the mounting through hole.
3. The shaft workpiece machining clamp of the CNC lathe as recited in claim 1, wherein: the inner side wall of the arc-shaped clamping block (27) is uniformly provided with anti-skidding grooves.
4. The shaft workpiece machining clamp of the CNC lathe as recited in claim 1, wherein: the concave disc (22) is circumferentially and evenly provided with a second arc-shaped through groove close to the outer edge, the side wall of the second arc-shaped through groove is evenly provided with a ball groove, and sliding balls are arranged in the ball groove.
5. The shaft workpiece machining clamp of the CNC lathe as recited in claim 1, wherein: the outer side wall of the limiting roller (36) is provided with a limiting groove.
6. The shaft workpiece machining clamp of the CNC lathe as recited in claim 1, wherein: the auxiliary clamping mechanism (33) comprises an Contraband-shaped frame (331), a driving motor (332), an eccentric wheel (333), a squeezing wheel (334), a squeezing rod (335), a squeezing spring (336), a squeezing plate (337), a connecting rod (338) and a clip frame (339), wherein the middle part of the right side wall of the round vertical plate (32) is fixedly provided with the Contraband-shaped frame (331), the Contraband-shaped frame (331) faces to the left near the opening, the rear inner side wall of the Contraband-shaped frame (331) is provided with the driving motor (332) through a motor base, the output shaft of the driving motor (332) is provided with the eccentric wheel (333) through a key, the right end of the eccentric wheel (333) is in sliding fit with the squeezing wheel (334), the squeezing wheel (334) is arranged at the left end of the squeezing rod (335), the middle part of the right side wall of the Contraband-shaped frame (331) is provided with a cylindrical through hole, the right end of the squeezing rod (335) passes, the left extrusion pole (335) of cylindricality through-hole is gone up the cover and is equipped with extrusion spring (336), and the lateral wall circumference of stripper plate (337) evenly has connecting rod (338) through the round pin hub connection, and the one end fixedly connected with who stripper plate (337) was kept away from in connecting rod (338) returns shape frame (339), returns shape frame (339) slip cover and establishes on L shape pole (35).
7. The shaft workpiece machining clamp of the CNC lathe as recited in claim 1, wherein: buffer gear (34) include hollow cylinder (341), T shape axle (342), buffer spring (343) and buffer block (344), wherein circular riser (32) on be close to the position circumference at middle part and evenly seted up the rectangle and led to the groove, the rectangle leads to the groove and keeps away from fixedly connected with hollow cylinder (341) on the lateral wall of erection column (31), the inside of hollow cylinder (341) is connected with T shape axle (342) through buffer spring (343), the one end fixedly connected with buffer block (344) of hollow cylinder (341) are kept away from to T shape axle (342), be sliding fit between buffer block (344) and the L shape pole (35).
8. The shaft workpiece machining clamp of the CNC lathe as recited in claim 1, wherein: a rectangular sleeve (3a) is sleeved on an L-shaped rod (35) between the circular vertical plate (32) and the shaft end clamping device (2), and a telescopic rod (3b) is connected between the rectangular sleeve (3a) and the inner side wall of the shell (1).
9. The shaft workpiece machining clamp of the CNC lathe as recited in claim 1, wherein: the translation device (4) comprises an installation cylinder (41), a two-way motor (42), a driving gear (43), a driven gear (44), a gear shaft (45), a rocker (46), a cross rod (47), a translation cylinder (48) and a limiting rod (49), wherein the installation cylinder (41) is fixedly connected to the left side wall inside the shell (1), the two-way motor (42) is installed on the position, close to the lower end, of the rear side wall inside the installation cylinder (41) through a motor base, the driving gear (43) is installed on an output shaft of the two-way motor (42) through a key, the driven gear (44) is externally meshed above the driving gear (43), the driven gear (44) is installed at the front end of the gear shaft (45) through a key, the rear end of the gear shaft (45) is connected to the rear side wall inside the installation cylinder (41) through a bearing, and the rocker (46) is connected to the position, close to the, the lower extreme of rocker (46) is through the left end of round pin hub connection at horizontal pole (47), circular through-hole has been seted up at the right side wall middle part of installation drum (41), the right-hand member of horizontal pole (47) passes circular through-hole and fixedly connected with translation cylinder (48), the rectangle recess has evenly been seted up to circumference on the lateral wall of translation cylinder (48), it is provided with gag lever post (49) to slide in the rectangle recess, the one end fixed connection at the left end of L shape pole (35) of translation cylinder (48) is kept away from in gag lever post (49).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110430095.0A CN113118822B (en) | 2021-04-21 | 2021-04-21 | CNC numerical control lathe axle type work piece adds clamping apparatus |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110430095.0A CN113118822B (en) | 2021-04-21 | 2021-04-21 | CNC numerical control lathe axle type work piece adds clamping apparatus |
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| Publication Number | Publication Date |
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| CN113118822A true CN113118822A (en) | 2021-07-16 |
| CN113118822B CN113118822B (en) | 2022-03-29 |
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| CN202110430095.0A Active CN113118822B (en) | 2021-04-21 | 2021-04-21 | CNC numerical control lathe axle type work piece adds clamping apparatus |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114029755A (en) * | 2021-12-06 | 2022-02-11 | 深圳市怡华兴电子有限公司 | Lathe machining equipment capable of reducing swing amplitude |
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| GB463227A (en) * | 1935-06-11 | 1937-03-24 | Forkardt Paul Kg | Improvements in lathe and like drivers |
| CN209095027U (en) * | 2018-11-16 | 2019-07-12 | 台州技师学院（筹） | A kind of numerical control machine tool clamp axis automatic clamping device |
| CN110076365A (en) * | 2019-05-07 | 2019-08-02 | 宁德师范学院 | A kind of centrifugal fixture of axis class |
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| CN114029755A (en) * | 2021-12-06 | 2022-02-11 | 深圳市怡华兴电子有限公司 | Lathe machining equipment capable of reducing swing amplitude |
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|---|---|
| CN113118822B (en) | 2022-03-29 |
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Effective date of registration: 20220302 Address after: 315000 No. 72, West Road, Shangtian Street Town, Fenghua District, Ningbo City, Zhejiang Province (self declaration) Applicant after: Ningbo maikelong Precision Machinery Manufacturing Co.,Ltd. Address before: 430050 Jiuzhoutong building, 76 Longyang Avenue, Hanyang District, Wuhan City, Hubei Province Applicant before: Wuhan rongtuo Intelligent Equipment Co.,Ltd. |
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