阅读说明：本技术 一种用于多轴加工机的动力式分度夹头 (Power type indexing chuck for multi-shaft processing machine ) 是由 孙伟城 于 2020-11-06 设计创作，主要内容包括：本发明提供一种用于多轴加工机的动力式分度夹头,涉及多轴加工机技术领域,包括从动轴和分度夹头；所述主架框为方形框状结构,且主架框底部外侧呈对称状开设有两处滑腔,主架框底部内侧呈对称状开设有两处滑孔,滑孔与滑腔相连通；所述调节装配板位于主架框内部,竖向螺杆连接于调节装配板顶端,且竖向螺杆顶端设有手轮；所述连接座内部呈中空状,且连接座位于调节装配板外侧；所述从动轴位于连接座内部,从动轴与横向螺杆相连,且横向螺杆内端；本发明可根据工件加工所需,在保障分度夹头能够正常运转的状况下,对从动轴外端所连接的分度夹头进行滑动调节,通过分度夹头带动工件左右移动微调,保障工件加工使用效果。(The invention provides a power type indexing chuck for a multi-shaft processing machine, which relates to the technical field of multi-shaft processing machines and comprises a driven shaft and an indexing chuck; the main frame is of a square frame structure, two sliding cavities are symmetrically formed in the outer side of the bottom of the main frame, two sliding holes are symmetrically formed in the inner side of the bottom of the main frame, and the sliding holes are communicated with the sliding cavities; the adjusting and assembling plate is positioned inside the main frame, the vertical screw rod is connected to the top end of the adjusting and assembling plate, and a hand wheel is arranged at the top end of the vertical screw rod; the interior of the connecting seat is hollow, and the connecting seat is positioned on the outer side of the adjusting and assembling plate; the driven shaft is positioned in the connecting seat, connected with the transverse screw and arranged at the inner end of the transverse screw; the indexing chuck device can slide and adjust the indexing chuck connected with the outer end of the driven shaft under the condition of ensuring the normal operation of the indexing chuck according to the processing requirement of a workpiece, and the indexing chuck drives the workpiece to move leftwards and rightwards for fine adjustment, so that the processing and using effect of the workpiece is ensured.)

1. A power type dividing chuck for a multi-shaft processing machine is characterized in that: comprises a main frame (1), an adjusting and assembling plate (2), a connecting seat (4), a driven shaft (5), an indexing chuck (7) and a tightening roller (9); the main frame (1) is of a square frame-shaped structure, two sliding cavities (103) are symmetrically formed in the outer side of the bottom of the main frame (1), two sliding holes (104) are symmetrically formed in the inner side of the bottom of the main frame (1), and the sliding holes (104) are communicated with the sliding cavities (103); the adjusting and assembling plate (2) is positioned inside the main frame (1), the vertical screw (3) is connected to the top end of the adjusting and assembling plate (2), and a hand wheel is arranged at the top end of the vertical screw (3); the connecting seat (4) is hollow, and the connecting seat (4) is positioned on the outer side of the adjusting and assembling plate (2); the driven shaft (5) is positioned in the connecting seat (4), the driven shaft (5) is connected with the transverse screw (8), and the inner end of the transverse screw (8) is connected with the connecting seat; the indexing chuck (7) is positioned on the outer side of the connecting seat (4), and the indexing chuck (7) is connected with the connecting seat (4) through the driven shaft (5); the two tightening rollers (9) are arranged at two positions, the two tightening rollers (9) are positioned right below the synchronous belt wheel (501) at the inner end of the driven shaft (5) in a bilateral symmetry mode, and the tightening rollers (9) are connected with the movable piece (10).

2. The power index chuck for a multi-axis machine as set forth in claim 1, wherein: the outer side of the driven shaft (5) is sleeved with a bearing (6), the driven shaft (5) is rotatably connected inside the connecting seat (4) through the bearing (6), the outer end of the driven shaft (5) is connected with the indexing chuck (7), a synchronous belt wheel (501) is arranged on the outer side of the inner end of the driven shaft (5), and the synchronous belt wheel (501) is connected with a synchronous belt.

3. The power index chuck for a multi-axis machine as set forth in claim 1, wherein: the inner end of the indexing chuck (7) is connected in the outer end of the driven shaft (5) in a sliding mode, an inner spline (502) is arranged in the outer end of the driven shaft (5), an outer spline (701) is arranged outside the inner end of the indexing chuck (7), and the outer spline (701) is connected with the inner spline (502) in a sliding mode.

4. The power index chuck for a multi-axis machine as set forth in claim 1, wherein: a screw hole B (503) is formed in the driven shaft (5), the transverse screw (8) is connected to the screw hole B (503) in the driven shaft (5) in a threaded mode, a rotary groove B (702) is formed in the indexing chuck (7), and the outer end of the transverse screw (8) is connected to the rotary groove B (702) in the indexing chuck (7) in a rotating mode.

5. The power index chuck for a multi-axis machine as set forth in claim 1, wherein: connecting seat (4) are in adjusting the mounting plate (2) outside through bolt fixed mounting, and adjust mounting plate (2) about both ends respectively with main frame (1) both ends link to each other, both ends inboard is equipped with one department draw runner (101) respectively about main frame (1), has seted up one department spout (201) in both ends about adjusting mounting plate (2) respectively, adjusts mounting plate (2) about both ends spout (201) difference sliding connection in main frame (1) both ends draw runner (101) outside.

6. The power index chuck for a multi-axis machine as set forth in claim 1, wherein: a screw hole A (102) is formed in the top of the main frame (1), the vertical screw rod (3) is connected to the screw hole A (102) in the top of the main frame (1) in a threaded mode, a rotating groove A (202) is formed in the top of the adjusting and assembling plate (2), and the bottom end of the vertical screw rod (3) is connected to the rotating groove A (202) in the top of the adjusting and assembling plate (2) in a rotating mode.

7. The power index chuck for a multi-axis machine as set forth in claim 1, wherein: the front end of the moving piece (10) is connected in a sliding cavity (103) formed in the outer side of the bottom of the main frame (1) in a sliding mode, the rear end of the moving piece (10) is connected in a sliding hole (104) formed in the inner side of the bottom of the main frame (1) in a sliding mode, the tightening roller (9) is connected in the outer side of the rear end of the moving piece (10) in a rotating mode, and the tightening roller (9) moves on the inner side of the bottom of the main frame (1).

8. The power index chuck for a multi-axis machine as set forth in claim 1, wherein: a spring (11) is installed in a sliding cavity (103) formed in the outer side of the bottom of the main frame (1), the inner end of the spring (11) is attached to the outer wall of the moving part (10), the decorative shell (12) is installed on the outer side of the sliding cavity (103) in the bottom of the main frame (1) in a clamped mode respectively, and the spring (11) is located inside the decorative shell (12).

Technical Field

The invention belongs to the technical field of multi-shaft processing machines, and particularly relates to a power type indexing chuck for a multi-shaft processing machine.

Background

As machining is increasingly performed to improve the precision and accuracy thereof, the current machining products can approach nano-scale, and the product design and manufacturing technology is continuously moving towards more complex and detailed directions.

The power type index chuck of the multi-axis processing machine can refer to patent No. CN108723891B, which mainly includes a base, a holding component, a piston and a stopper, wherein the base can be directly disposed on the multi-axis processing machine, the holding component has a transmission member and at least one positioning portion, the holding component is rotatably disposed on the base, the piston has a driving portion, the piston is disposed on the base in a reciprocating manner driven by oil pressure, the driving portion is combined with the transmission member of the holding component, the driving portion moves along with the piston, and further the holding component is driven by the transmission member to rotate relative to the base, and the stopper can be combined with the at least one positioning portion of the holding component according to the rotation state of the holding component, so that the holding component is.

The dynamic index chuck of current similar multiaxis processing machine is when using, and the index chuck is mostly fixed state, and adjustable effect is relatively poor, is difficult to carry out the suitability according to complicated work piece processing needs, carries out the suitability to the position of chuck and adjusts, uses the limitation higher, can't satisfy the more complicated work piece processing demand of structure.

Disclosure of Invention

In order to solve the technical problems, the invention provides a power type indexing chuck for a multi-shaft processing machine, which aims to solve the problems that when the power type indexing chuck similar to the multi-shaft processing machine is used, the indexing chuck is mostly in a fixed state, the adjustable effect is poor, the position of the chuck is difficult to be adjusted in applicability according to the processing requirement of a complex workpiece, the use limitation is high, and the processing requirement of the workpiece with a more complex structure cannot be met.

The invention is used for the purpose and efficacy of the power type dividing chuck of the multi-shaft processing machine, and is achieved by the following specific technical means:

a power type indexing chuck for a multi-shaft processing machine comprises a main frame, an adjusting and assembling plate, a connecting seat, a driven shaft, an indexing chuck and a tightening roller; the main frame is of a square frame structure, two sliding cavities are symmetrically formed in the outer side of the bottom of the main frame, two sliding holes are symmetrically formed in the inner side of the bottom of the main frame, and the sliding holes are communicated with the sliding cavities; the adjusting and assembling plate is positioned inside the main frame, the vertical screw rod is connected to the top end of the adjusting and assembling plate, and a hand wheel is arranged at the top end of the vertical screw rod; the interior of the connecting seat is hollow, and the connecting seat is positioned on the outer side of the adjusting and assembling plate; the driven shaft is positioned in the connecting seat, connected with the transverse screw and arranged at the inner end of the transverse screw; the indexing chuck is positioned on the outer side of the connecting seat and is connected with the connecting seat through a driven shaft; the two tightening rollers are positioned right below the synchronous belt wheel at the inner end of the driven shaft in a bilateral symmetry mode and are connected with the movable piece.

Furthermore, a bearing is sleeved on the outer side of the driven shaft, the driven shaft is rotatably connected inside the connecting seat through the bearing, the outer end of the driven shaft is connected with the indexing chuck, a synchronous belt wheel is arranged on the outer side of the inner end of the driven shaft, and the synchronous belt wheel is connected with a synchronous belt.

Furthermore, the inner end of the indexing chuck is connected to the outer end of the driven shaft in a sliding mode, an internal spline is arranged in the outer end of the driven shaft, an external spline is arranged outside the inner end of the indexing chuck, and the external spline is connected with the internal spline in a sliding mode.

Furthermore, a screw hole B is formed in the driven shaft, the transverse screw is in threaded connection with the screw hole B in the driven shaft, a rotary groove B is formed in the indexing chuck, and the outer end of the transverse screw is rotatably connected with the rotary groove B in the indexing chuck.

Further, the connecting seat passes through bolt fixed mounting in the regulation assembly plate outside, and adjusts the assembly plate and control both ends and link to each other with both ends about the body frame respectively, and both ends inboard is equipped with a draw runner about the body frame respectively, has seted up a spout in adjusting the assembly plate about both ends respectively, adjusts the assembly plate about both ends spout respectively sliding connection in the main frame about both ends draw runner outside.

Furthermore, a screw hole A is formed in the top of the main frame, the vertical screw rod is connected in the screw hole A in the top of the main frame in a threaded mode, a rotating groove A is formed in the top of the adjusting and assembling plate, and the bottom end of the vertical screw rod is connected in the rotating groove A in the top of the adjusting and assembling plate in a rotating mode.

Furthermore, the front end of the movable part is connected in a sliding cavity formed in the outer side of the bottom of the main frame in a sliding mode, the rear end of the movable part is connected in a sliding hole formed in the inner side of the bottom of the main frame in a sliding mode, the tightening roller is connected to the outer side of the rear end of the movable part in a rotating mode, and the tightening roller moves on the inner side of the bottom of the main frame.

Furthermore, a spring is installed in a sliding cavity formed in the outer side of the bottom of the main frame, the inner end of the spring is attached to the outer wall of the movable part, the decorative shell is respectively clamped and installed on the outer side of the sliding cavity in the bottom of the main frame, and the spring is located inside the decorative shell.

Compared with the prior art, the invention has the following beneficial effects:

1. the arrangement of the indexing chuck and the driven shaft is favorable for performing sliding adjustment on the indexing chuck connected to the outer end of the driven shaft under the condition of ensuring the normal operation of the indexing chuck according to the processing requirement of a workpiece, and the indexing chuck drives the workpiece to move leftwards and rightwards for fine adjustment, so that the processing and using effect of the workpiece is ensured; and the horizontal screw rod in the cooperation horizontal screw rod, rotatable driven shaft inside can rotate, drives the horizontal slide adjustment of driven shaft outer end graduation chuck left and right through horizontal screw rod to after the graduation chuck is adjusted, fix the graduation chuck through horizontal screw rod, stability when the guarantee graduation chuck uses.

2. The main frame and the adjusting and assembling plate are arranged, so that the adjusting and assembling plate in the main frame can be adjusted in a sliding manner according to the processing requirement of a workpiece, the indexing chuck is driven to move up and down for fine adjustment by the adjusting and assembling plate, the height of the workpiece is changed, and the processing and using requirements of the workpiece are better met; and the use of cooperation vertical screw rod, the vertical screw rod in rotatable body frame top drives the inside regulation pilot plate of main frame through vertical screw rod and slides from top to bottom and adjusts to after the regulation of regulation pilot plate finishes, fix the regulation pilot plate through vertical screw rod, stability when the guarantee is adjusted the pilot plate and is used.

3. The arrangement of the tightening roller and the movable part is favorable for driving the tightening roller to slide inwards after the height of the driven shaft is adjusted, so that the tightening roller is attached to the outer side of the synchronous belt, the loose synchronous belt is tightened by the tightening roller, the synchronous belt is kept in a tightened stress state, and the meshing rotation effect of the synchronous belt and the synchronous belt pulley is ensured; and the use of cooperation spring, the accessible spring exerts inward thrust to the moving part front end to drive the interior synchronous motion of tightening roller through the moving part rear end, reduce two places tightening roller interval distance about, realize tightening up the operation to the hold-in range.

Drawings

FIG. 1 is a schematic external axial view of the present invention.

FIG. 2 is a schematic view of the inner side of the present invention.

Fig. 3 is a schematic view of the axial view connection structure of the adjusting and assembling plate in the main frame.

Fig. 4 is a schematic view of the split structure of the adjusting and assembling plate inside the main frame.

Fig. 5 is a schematic diagram of a detachable structure of the movable member at the bottom of the main frame.

Fig. 6 is a schematic view of the axial view connection structure of the driven shaft and the indexing chuck of the invention.

FIG. 7 is a schematic view of the axial view connection structure of the transverse screw inside the driven shaft of the present invention.

Fig. 8 is a schematic cross-sectional view of the connecting seat of the present invention.

Fig. 9 is a schematic view of the driven shaft and the index chuck of the present invention in a disassembled configuration.

Fig. 10 is a schematic axial view of a driven shaft of the present invention.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. a main frame; 101. a slide bar; 102. a screw hole A; 103. a slide chamber; 104. a slide hole; 2. adjusting the assembling plate; 201. a chute; 202. a rotary groove A; 3. a vertical screw; 4. a connecting seat; 5. a driven shaft; 501. a synchronous pulley; 502. an internal spline; 503. a screw hole B; 6. a bearing; 7. an indexing chuck; 701. an external spline; 702. a rotary groove B; 8. a transverse screw; 9. a take-up roll; 10. a movable member; 11. a spring; 12. and (5) decorating the shell.

Detailed Description

The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

as shown in figures 1 to 10:

the invention provides a power type dividing chuck for a multi-shaft processing machine, which comprises a main frame 1, an adjusting and assembling plate 2, a connecting seat 4, a driven shaft 5, a dividing chuck 7 and a tightening roller 9, wherein the adjusting and assembling plate is fixedly connected with the main frame; the main frame 1 is of a square frame-shaped structure, two sliding cavities 103 are symmetrically formed in the outer side of the bottom of the main frame 1, two sliding holes 104 are symmetrically formed in the inner side of the bottom of the main frame 1, and the sliding holes 104 are communicated with the sliding cavities 103; the adjusting and assembling plate 2 is positioned inside the main frame 1, the vertical screw 3 is connected to the top end of the adjusting and assembling plate 2, and a hand wheel is arranged at the top end of the vertical screw 3; the connecting seat 4 is hollow, and the connecting seat 4 is positioned outside the adjusting and assembling plate 2; the driven shaft 5 is positioned in the connecting seat 4, the driven shaft 5 is connected with the transverse screw 8, and the inner end of the transverse screw 8 is arranged; a bearing 6 is sleeved outside the driven shaft 5, the driven shaft 5 is rotatably connected inside the connecting seat 4 through the bearing 6, the outer end of the driven shaft 5 is connected with the indexing chuck 7, a synchronous belt wheel 501 is arranged outside the inner end of the driven shaft 5, the synchronous belt wheel 501 is connected with a synchronous belt, when the synchronous belt drives the synchronous belt wheel 501 at the inner end of the driven shaft 5 to rotate, the driven shaft 5 drives the indexing chuck 7 to synchronously rotate, and the rotating operation effect of the indexing chuck 7 is guaranteed; the indexing chuck 7 is positioned on the outer side of the connecting seat 4, and the indexing chuck 7 is connected with the connecting seat 4 through the driven shaft 5; the two tightening rollers 9 are arranged at two positions, the two tightening rollers 9 are positioned right below the synchronous belt pulley 501 at the inner end of the driven shaft 5 in a bilateral symmetry manner, and the tightening rollers 9 are connected with the movable piece 10.

The inner end of the indexing chuck 7 is connected to the outer end of the driven shaft 5 in a sliding manner, an inner spline 502 is arranged in the outer end of the driven shaft 5, an outer spline 701 is arranged outside the inner end of the indexing chuck 7, and the outer spline 701 is connected with the inner spline 502 in a sliding manner; the special function can be according to work piece processing needs, under the situation that guarantees indexing chuck 7 can normally operate, slide adjusting is carried out to indexing chuck 7 that driven shaft 5 outer end is connected, moves about through indexing chuck 7 drive work piece and finely tunes, guarantees work piece processing result of use.

Wherein, the driven shaft 5 is internally provided with a screw hole B503, the transverse screw 8 is in threaded connection with the screw hole B503 inside the driven shaft 5, the indexing chuck 7 is internally provided with a rotary groove B702, and the outer end of the transverse screw 8 is in rotary connection with the rotary groove B702 inside the indexing chuck 7; the concrete effect can rotate the inside horizontal screw rod 8 of driven shaft 5, drives 5 outer end graduation chuck 7 horizontal slip regulation of driven shaft 5 through horizontal screw rod 8 to after graduation chuck 7 regulation finishes, fix graduation chuck 7 through horizontal screw rod 8, stability when the guarantee graduation chuck 7 uses.

The adjusting and assembling device comprises a main frame 1, a connecting seat 4, an adjusting and assembling plate 2, sliding strips 101, sliding grooves 201, sliding blocks, a sliding block mounting plate 2, a sliding block mounting plate and a sliding block mounting; the concrete effect can be required according to work piece processing, carries out slide adjusting to 1 inside regulation mounting plate 2 of body frame, and through adjusting mounting plate 2 drive indexing chuck 7 and reciprocate the fine setting, changes the height that the work piece was located, better satisfying in work piece processing user demand.

The top of the main frame 1 is provided with a screw hole A102, the vertical screw rod 3 is in threaded connection with the screw hole A102 in the top of the main frame 1, the top of the adjusting and assembling plate 2 is provided with a rotating groove A202, and the bottom end of the vertical screw rod 3 is in rotating connection with the rotating groove A202 in the top of the adjusting and assembling plate 2; the concrete effect, the vertical screw rod 3 in rotatable 1 top of main frame drives the inside regulation mounting plate 2 of main frame through vertical screw rod 3 and slides from top to bottom and adjusts to adjusting the mounting plate 2 and finishing the back, fixing regulation mounting plate 2 through vertical screw rod 3, stability when the guarantee is adjusted mounting plate 2 and is used.

The front end of the movable piece 10 is slidably connected into a sliding cavity 103 formed in the outer side of the bottom of the main frame 1, the rear end of the movable piece 10 is slidably connected into a sliding hole 104 formed in the inner side of the bottom of the main frame 1, the tightening roller 9 is rotatably connected to the outer side of the rear end of the movable piece 10, and the tightening roller 9 moves in the inner side of the bottom of the main frame 1; the concrete effect can be after driven shaft 5 altitude mixture control finishes, and moving part 10 drives tightening roller 9 and inwards slides, makes tightening roller 9 laminate in the hold-in range outside, tightens up the hold-in range of form through tightening roller 9, makes the hold-in range keep the stress state that tightens, ensures hold-in range and synchronous pulley 501 meshing rotation effect.

A spring 11 is arranged in a sliding cavity 103 formed in the outer side of the bottom of the main frame 1, the inner end of the spring 11 is attached to the outer wall of the movable part 10, the decorative shells 12 are respectively clamped and arranged on the outer side of the sliding cavity 103 in the bottom of the main frame 1, and the spring 11 is positioned in the decorative shell 12; the special effect, accessible spring 11 exerts inward thrust to moving part 10 front end to drive through moving part 10 rear end and tighten up roller 9 and inwards synchronous movement, reduce two places about and tighten up roller 9 interval distance, realize tightening up the operation to the hold-in range.

The specific use mode and function of the embodiment are as follows:

when the adjustable assembling plate is used, a worker fixes a workpiece to be machined in the indexing chuck 7, rotates the vertical screw 3 at the top of the main frame 1 according to the machining requirement of the workpiece, drives the adjusting assembling plate 2 in the main frame 1 to slide up and down through the vertical screw 3 for adjustment, adjusts the assembling plate 2 to drive the indexing chuck 7 to move up and down for fine adjustment, changes the height of the workpiece, and fixes the adjusting assembling plate 2 through the vertical screw 3 after the adjusting assembling plate 2 is adjusted; a spring 11 at the bottom of the main frame 1 applies inward thrust to the front end of a movable piece 10, the movable piece 10 drives a tightening roller 9 to slide inwards, the distance between the left and right tightening rollers 9 is reduced, the tightening roller 9 is attached to the outer side of a synchronous belt, the loose synchronous belt is tightened by the tightening roller 9, the synchronous belt is kept in a tightened stress state, and the meshing rotation effect of the synchronous belt and a synchronous belt wheel 501 is guaranteed; then, according to the requirement of workpiece processing, under the condition that the normal operation of the indexing chuck 7 is guaranteed, a worker rotates the transverse screw 8 in the driven shaft 5, the indexing chuck 7 at the outer end of the driven shaft 5 is driven by the transverse screw 8 to slide left and right for adjustment, and the indexing chuck 7 drives the workpiece to move left and right for fine adjustment, so that the workpiece processing and using effect is guaranteed; finally, the synchronous belt drives the synchronous belt wheel 501 at the inner end of the driven shaft 5 to rotate, the driven shaft 5 drives the indexing chuck 7 to synchronously rotate, and the indexing chuck 7 drives the workpiece to rotate to operate, so that the workpiece can be machined.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.