CN211565127U

CN211565127U - Adjustable fixture for lathe machining

Info

Publication number: CN211565127U
Application number: CN201922141264.XU
Authority: CN
Inventors: 谭泉
Original assignee: Hunan Wanlong Machinery Co ltd
Current assignee: Hunan Wanlong Machinery Co ltd
Priority date: 2019-12-03
Filing date: 2019-12-03
Publication date: 2020-09-25
Anticipated expiration: 2029-12-03

Abstract

The utility model discloses a testable clamp for lathe machining, which comprises a shell, a through hole, a chute, a driving clamping block, a driven clamping block and a driving device, the utility model discloses a testable clamp for lathe machining, which is arranged outside a claw plate of a lathe, three clamping blocks are arranged in the clamp, the three clamping blocks are connected through a connecting pipe, the contraction and expansion between clamping points are controlled by a motor in a driving device, when clamping a workpiece, the driving clamping block is driven by a control motor to contract, the driving clamping block drives the driven clamping block to contract through the connecting pipe, the workpiece is clamped, the rotation of the motor is debugged according to workpieces with different outer diameters, the workpieces with different outer diameters are convenient to clamp and fix, and the three clamping blocks are adopted to directly clamp the workpiece, the fixing effect on the workpiece is increased.

Description

Adjustable fixture for lathe machining

Technical Field

The utility model relates to a lathe equipment technical field, concretely relates to anchor clamps are used in lathe processing can debug.

Background

The lathe is a machine tool for turning a rotating workpiece by mainly using a turning tool, corresponding processing can be performed on the lathe by using a drill bit, a reamer, a screw tap, a die, a knurling tool and the like, the lathe drives the workpiece to rotate after clamping and fixing the workpiece through a clamp, and the turning tool turns the rotating workpiece.

The existing clamp for lathe machining generally adopts a claw plate to clamp and fix a workpiece, but the claw plate mainly has supporting and limiting effects, the clamping effect is poor, and the workpiece is easy to deviate or pop up when being stressed during machining.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In order to overcome the prior art not enough, but now provide a can debug anchor clamps for lathe processing, solved current anchor clamps for lathe processing and generally adopted the claw board to press from both sides tight fixedly to the work piece, nevertheless the main support that has and spacing effect of claw board, it is poor to press from both sides tight effect, leads to the problem that work piece processing squints or pops out when atress easily.

(II) technical scheme

The utility model discloses a following technical scheme realizes: the utility model provides a jig for testable lathe machining, which comprises a shell, a driving clamping block, a driven clamping block and a driving device, the center of the shell is provided with a through hole, the top end of the shell is uniformly provided with three sliding grooves, the driving clamping block and the driven clamping block are respectively embedded in the sliding grooves at the top end of the shell, and slides along the sliding groove, the outer side of the shell is locked with the driving device through a bolt, the driving clamping block consists of a block body, a support plate, a convex block, a connecting pipe and a pulley, the front end of the block body is welded with the support plate, the number of the support plate is two, the pulley is rotatably connected with the support plate through a rotating shaft, the bottom end of the block body is mutually welded with a lug, connecting pipes are respectively welded at the two ends of the lug, and the other end of the connecting pipe is welded with the driven clamping block, and the block body is embedded in the sliding groove and slides along the inner wall of the sliding groove.

Furthermore, the driving device is composed of a moving shell, a motor, an inner tube and a screw rod, the right end inside the moving shell is locked with the motor through a bolt, the left end inside the moving shell is sleeved outside the inner tube and slides along the outer wall of the inner tube, an output shaft at the left end of the motor is locked with the screw rod, the left end of the screw rod penetrates through the shell and extends into the driving clamping block, the screw rod is in threaded connection with the driving clamping block, and the left end of the inner tube is locked with the shell through a bolt.

Further, the connecting pipe comprises outer tube, arc wall and arc connecting rod, the outer tube is the arc form, and the arc wall has been seted up to inside, the arc connecting rod stretches into to the inside arc wall of outer tube in, and slides along the arc wall inner wall, the outer tube and the arc connecting rod at connecting pipe both ends weld with initiative clamp splice and driven clamp splice each other respectively.

Furthermore, driven clamp splice is provided with two, and two driven clamp splices all are unanimous with initiative clamp splice structure, and connect through the connecting pipe between two driven clamp splices.

Furthermore, the surface of the arc connecting rod is smooth, and the inner wall of the arc groove in the outer pipe is attached to the arc connecting rod.

Furthermore, the edge of the bottom of the shell is provided with a mounting plate, and the mounting plate is provided with a bolt hole.

Further, the inner wall of the sliding groove is smooth, and the inner wall of the sliding groove is respectively attached to the driving clamping block and the driven clamping block.

Furthermore, the motor is an M315-401 series micro motor, is small in size, convenient to install and large in rotation force.

Furthermore, the outer pipe and the arc-shaped connecting rod are both made of hard alloy materials.

(III) advantageous effects

Compared with the prior art, the utility model, following beneficial effect has:

in order to solve the problems that the prior clamp for lathe machining generally adopts a claw plate to clamp and fix a workpiece, but the claw plate mainly has supporting and limiting effects, has poor clamping effect and easily causes the workpiece to shift or pop out when being stressed during machining, the utility model discloses an adjustable clamp for lathe machining, which is arranged outside the claw plate of a lathe, three clamping blocks are arranged in the clamp, the three clamping blocks are connected through a connecting pipe, the contraction and expansion between the clamping points are controlled by a motor in a driving device, when the workpiece is clamped, the driving clamping block is driven by a control motor to contract, the driving clamping block drives a driven clamping block to contract through the connecting pipe, the workpiece is clamped, the rotation of the motor is debugged according to the workpieces with different outer diameters, and the workpieces with different outer diameters are conveniently clamped and fixed, and the three clamping blocks are adopted to directly clamp the workpiece, so that the fixing effect on the workpiece is improved.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a top sectional view of the internal structure of the housing of the present invention;

FIG. 3 is a schematic structural view of the active clamping block of the present invention;

fig. 4 is a top sectional view of the inner structure of the connecting pipe of the present invention.

In the figure: the device comprises a shell-1, a through hole-2, a chute-3, a driving clamping block-4, a driven clamping block-5, a driving device-6, a block-41, a support plate-42, a bump-43, a connecting pipe-44, a roller-45, a moving shell-61, a motor-62, an inner pipe-63, a screw rod-64, an outer pipe-441, an arc-shaped groove-442 and an arc-shaped connecting rod-443.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1, fig. 2, fig. 3 and fig. 4, the present invention provides a jig for adjustable lathe machining: the novel clamping device comprises a shell 1, a driving clamping block 4, a driven clamping block 5 and a driving device 6, a through hole 2 is formed in the center of a circle of the shell 1, three sliding grooves 3 are evenly formed in the top end of the shell 1, the driving clamping block 4 and the driven clamping block 5 are embedded into the sliding grooves 3 in the top end of the shell 1 respectively and slide along the sliding grooves 3, the outer side of the shell 1 is locked with the driving device 6 through bolts, the driving clamping block 4 comprises a block body 41, a supporting plate 42, a convex block 43, a connecting pipe 44 and a pulley 45, the front end of the block body 41 is welded with the supporting plate 42, the supporting plate 42 is provided with two parts, the pulley 45 is rotatably connected with the supporting plate 42 through a rotating shaft, the bottom end of the block body 41 is welded with the convex block 43, the two ends of the convex block 43 are respectively welded with the connecting pipe 44, the other end.

The driving device 6 is composed of a moving shell 61, a motor 62, an inner tube 63 and a screw rod 64, the right end inside the moving shell 61 is locked with the motor 62 through a bolt, the left end inside the moving shell 61 is sleeved outside the inner tube 63 and slides along the outer wall of the inner tube 63, an output shaft at the left end of the motor 62 is locked with the screw rod 64, the left end of the screw rod 64 penetrates through the shell 1 and extends into the driving clamping block 4, the screw rod 64 is in threaded connection with the driving clamping block 4, and the left end of the inner tube 63 is locked with the shell 1 through a bolt.

The connecting pipe 44 is composed of an outer pipe 441, an arc-shaped groove 442 and an arc-shaped connecting rod 443, the outer pipe 441 is arc-shaped, the arc-shaped groove 442 is formed in the outer pipe 441, the arc-shaped connecting rod 443 extends into the arc-shaped groove 442 in the outer pipe 441 and slides along the inner wall of the arc-shaped groove 442, and the outer pipe 441 and the arc-shaped connecting rod 443 at two ends of the connecting pipe 44 are respectively welded to the driving clamping block 4 and the driven clamping block 5.

Wherein, driven clamp splice 5 is provided with two, and two driven clamp splices 5 all are unanimous with 4 structures of initiative clamp splice, and connect through connecting pipe 44 between two driven clamp splices 5, are favorable to making driven clamp splice 5 remove and drive two driven clamp splices 5 and carry out the simultaneous movement.

The surface of the arc-shaped connecting rod 443 is smooth, and the inner wall of the arc-shaped groove 442 in the outer tube 441 is attached to the arc-shaped connecting rod 443, so that the arc-shaped connecting rod 443 can slide along the arc-shaped groove 442 in the outer tube 441, and the track of the arc-shaped connecting rod 443 is limited.

Wherein, 1 bottom border department of shell is provided with the mounting panel, and has seted up the bolt hole on the mounting panel, is favorable to fixing shell 1 through mounting panel and lathe.

Wherein, 3 inner walls of spout are smooth form, and 3 inner walls of spout laminate with initiative clamp splice 4 and driven clamp splice 5 respectively, are favorable to making initiative clamp splice 4 and driven clamp splice 5 slide along 3 inner walls of spout, and restrict the removal orbit of driven clamp splice 5.

The motor 62 is an M315-401 series micro motor, and is small in size, convenient to install and large in rotating force.

The outer pipe 441 and the arc-shaped connecting rod 443 are both made of hard alloy materials.

According to last table know the utility model discloses roof 551 adopts the carbide material to make, has the hardness height, not fragile advantage.

The outer pipe 441 and the arc-shaped connecting rod 443 described in the patent are both made of hard alloy materials, the hard alloy is an alloy material made of hard compounds of refractory metals and bonding metals through a powder metallurgy process, and the hard alloy has a series of excellent properties such as high hardness, wear resistance, good strength and toughness, heat resistance, corrosion resistance and the like, particularly the high hardness and the wear resistance of the hard alloy, and the hard alloy basically keeps unchanged even at the temperature of 500 ℃, and still has high hardness at the temperature of 1000 ℃.

The working principle is as follows: before use, the device is fixed on the outer side of a claw plate of a lathe through a mounting plate of a shell 1, the circle center of a through hole is in linear correspondence with the circle center of the claw plate, then a wiring port of a motor 62 is connected with control equipment of the lathe, when the device is used, one end of a workpiece to be processed extends into the through hole 2 of the shell and is connected with the claw plate of the lathe, then power is supplied through the control equipment of the lathe and a control instruction is sent, the control motor 62 generates power to drive the circle center of the right end of a screw rod 64 to rotate through an output shaft, the screw rod 64 rotates a block body 41 of a driving clamping block 4 through threads, as the inner wall of a sliding groove 3 is smooth, and the inner wall of the sliding groove 3 is respectively attached to the driving clamping block 4 and a driven clamping block 5, the driving clamping block 4 and the driven clamping block 5 slide along the inner wall of the sliding groove 3 to limit the, the rotation of the driving clamping block 4 is limited, so that the block body 41 of the driven clamping block 5 slides towards the inside of the through hole 2 along the sliding groove 3, the motor 62 moves leftwards along the outer wall of the inner pipe 63 through the moving shell 61, the driving clamping block 4 drives the two driven clamping blocks 5 through the connecting pipe 44 respectively, the arc-shaped connecting rod 443 of the connecting pipe 44 extends into the arc-shaped groove 442 of the outer pipe 441 due to the inward contraction of the driving clamping block 4, the length of the connecting pipe 44 is shortened, the driving clamping block 4 slides towards the through hole 2 along the sliding groove 3, the driving clamping block 4 and the driven clamping block 5 simultaneously slide towards the through hole 2, the workpiece is clamped through the pulleys 45 in the driving clamping block 4 and the driven clamping block 5, the workpiece and the workpiece are ensured to be fixed in the same circle center as the through hole 2, the rotation of the motor 62 is adjusted according to workpieces with different outer diameters, and the workpieces with different outer diameters are conveniently clamped, increase the fixed effect to the work piece, and when using, the motor control through in the lathe grabs the board and drives the work piece and rotate, and the work piece is followed and is rotated through pulley 45, makes the work piece rotate when strengthening the work piece.

The basic principle and the main characteristics of the utility model and the advantages of the utility model have been shown and described above, and the utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the record of the description with the drawing, and the concrete connection mode of each part all adopts conventional means such as ripe bolt rivet among the prior art, welding, and machinery, part and equipment all adopt prior art, conventional model, and conventional connection mode in the prior art is adopted in addition to circuit connection, and the details are not repeated here.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A jig for debugging lathe machining comprises a shell (1), wherein a through hole (2) is formed in the center of the shell (1), and three sliding grooves (3) are uniformly formed in the top end of the shell (1);

the method is characterized in that: the clamping device is characterized by further comprising a driving clamping block (4), a driven clamping block (5) and a driving device (6), wherein the driving clamping block (4) and the driven clamping block (5) are respectively embedded into a sliding groove (3) in the top end of the shell (1) and slide along the sliding groove (3), the outer side of the shell (1) is mutually locked with the driving device (6) through bolts, the driving clamping block (4) consists of a block body (41), a supporting plate (42), a convex block (43), a connecting pipe (44) and pulleys (45), the front end of the block body (41) is mutually welded with the supporting plate (42), the two supporting plates (42) are provided, the pulleys (45) are rotatably connected with the supporting plate (42) through rotating shafts, the bottom end of the block body (41) is mutually welded with the convex block (43), the two ends of the convex block (43) are respectively welded with the connecting pipe (44), and the other end of the connecting pipe (44) is mutually welded with, the block body (41) is embedded in the sliding groove (3) and slides along the inner wall of the sliding groove (3).

2. The jig for adjustable lathe machining of claim 1, characterized in that: the driving device (6) is composed of a moving shell (61), a motor (62), an inner tube (63) and a screw rod (64), the right end inside the moving shell (61) is locked with the motor (62) through a bolt, the left end inside the moving shell (61) is sleeved outside the inner tube (63) and slides along the outer wall of the inner tube (63), an output shaft at the left end of the motor (62) is locked with the screw rod (64), the left end of the screw rod (64) penetrates through the shell (1) and extends into the driving clamping block (4), the screw rod (64) is in threaded connection with the driving clamping block (4), and the left end of the inner tube (63) is locked with the shell (1) through a bolt.

3. The jig for adjustable lathe machining of claim 1, characterized in that: the connecting pipe (44) comprises an outer pipe (441), an arc-shaped groove (442) and an arc-shaped connecting rod (443), wherein the outer pipe (441) is arc-shaped, the arc-shaped groove (442) is formed in the outer pipe (441), the arc-shaped connecting rod (443) extends into the arc-shaped groove (442) in the outer pipe (441) and slides along the inner wall of the arc-shaped groove (442), and the outer pipe (441) and the arc-shaped connecting rod (443) at the two ends of the connecting pipe (44) are respectively welded with the driving clamping block (4) and the driven clamping block (5).

4. The jig for adjustable lathe machining of claim 1, characterized in that: the two driven clamping blocks (5) are arranged, the two driven clamping blocks (5) are consistent with the driving clamping block (4) in structure, and the two driven clamping blocks (5) are connected through a connecting pipe (44).

5. The jig for adjustable lathe machining of claim 3, characterized in that: the surface of the arc connecting rod (443) is smooth, and the inner wall of the arc groove (442) in the outer pipe (441) is attached to the arc connecting rod (443).

6. The jig for adjustable lathe machining of claim 1, characterized in that: the bottom edge of the shell (1) is provided with a mounting plate, and the mounting plate is provided with a bolt hole.

7. The jig for adjustable lathe machining of claim 1, characterized in that: the inner wall of the sliding groove (3) is smooth, and the inner wall of the sliding groove (3) is respectively attached to the driving clamping block (4) and the driven clamping block (5).