阅读说明：本技术 一种新型楼梯扶手弯头加工中心 (Novel stair railing elbow machining center ) 是由 刘久庆 金雨飞 杨春梅 薛勃 丁禹程 杜佳宝 霍剑锋 于 2021-09-18 设计创作，主要内容包括：本发明公开了一种新型楼梯扶手弯头加工中心,包括：L型机架,L型机架具有垂直布置的横向架体和竖向架体；Y向移动机构,Y向移动机构滑动连接在横向架体上；X向移动机构,X向移动机构滑动连接在Y向移动机构上；旋转式工件夹具机构,旋转式工件夹具机构设置在X向移动机构上,且以Z轴转动；Z向移动机构,Z向移动机构滑动连接在竖向架体上；刀具机构,刀具机构设置在Z向移动机构上,且位于旋转式工件夹具机构上方。该加工中心可在一次装夹中完成对楼梯扶手弯头各个复杂表面的加工,提高楼梯扶手弯头生产效率,避免重复装夹出现的定位误差,造成楼梯扶手弯头表面精度降低的问题。(The invention discloses a novel stair railing elbow processing center, which comprises: the L-shaped frame is provided with a transverse frame body and a vertical frame body which are vertically arranged; the Y-direction moving mechanism is connected to the transverse frame body in a sliding manner; the X-direction moving mechanism is connected to the Y-direction moving mechanism in a sliding manner; the rotary workpiece clamp mechanism is arranged on the X-direction moving mechanism and rotates along the Z axis; the Z-direction moving mechanism is connected to the vertical frame body in a sliding manner; and the cutter mechanism is arranged on the Z-direction moving mechanism and is positioned above the rotary workpiece clamp mechanism. The processing center can finish processing each complex surface of the stair railing elbow in one-time clamping, improves the production efficiency of the stair railing elbow, and avoids the problem of reduction of the surface precision of the stair railing elbow due to the positioning error caused by repeated clamping.)

1. The utility model provides a novel stair railing elbow machining center which characterized in that includes:

the device comprises an L-shaped frame (1), wherein the L-shaped frame (1) is provided with a transverse frame body (101) and a vertical frame body (102) which are vertically arranged;

the Y-direction moving mechanism (2), the Y-direction moving mechanism (2) is connected to the transverse frame body (101) in a sliding mode;

the X-direction moving mechanism (3), the X-direction moving mechanism (3) is connected to the Y-direction moving mechanism (2) in a sliding manner;

the rotary workpiece clamp mechanism (4) is arranged on the X-direction moving mechanism (3), and the rotary workpiece clamp mechanism (4) rotates along the Z axis;

the Z-direction moving mechanism (5), the Z-direction moving mechanism (5) is connected to the vertical frame body (102) in a sliding mode;

and the cutter mechanism (6) is arranged on the Z-direction moving mechanism (5) and is positioned above the rotary workpiece clamp mechanism (4).

2. The novel stair railing elbow processing center according to claim 1, wherein two first guide rails (7) are fixed on the top end surface of the transverse frame body (101) at intervals along the Y direction, and the Y-direction moving mechanism (2) comprises:

the Y-direction moving frame (21), two first sliding blocks (22) are fixed on the bottom end face of the Y-direction moving frame (21) at intervals, the two first sliding blocks (22) are respectively connected with the two first guide rails (7) in a sliding mode, a first lead screw nut (23) is fixed on the position, located between the two first sliding blocks (22), of the bottom end of the Y-direction moving frame (21), and the X-direction moving mechanism (3) is connected to the top end face of the Y-direction moving frame (21) in a sliding mode;

the first motor (24), the said first motor (24) is fixed on the said horizontal shelf (101);

the two ends of the first lead screw (25) are respectively and rotatably connected to two first bearing seats (26) fixed on the transverse frame body (101) at intervals, one end of the first lead screw (25) is fixedly connected with the driving end of the first motor (24), and the first lead screw nut (23) is in threaded connection with the first lead screw (25).

3. The novel stair railing elbow processing center according to claim 2, wherein two second guide rails (8) and a transverse spur plate (9) are fixed on the top end surface of the Y-direction moving frame (21) at intervals along the X direction, the transverse spur plate (9) is located between the two second guide rails (8), and the X-direction moving mechanism (3) comprises:

the X-direction moving box body (31), two second sliding blocks (32) are fixed on the bottom end face of the X-direction moving box body (31) at intervals, the two second sliding blocks (32) are respectively connected with the two second guide rails (8) in a sliding mode, and the rotary workpiece clamp mechanism (4) is arranged on the X-direction moving box body (31);

a second motor (33), wherein a shell of the second motor (33) is fixed on a bottom plate of the X-direction moving box body (31), and a driving end of the second motor (33) penetrates through the bottom plate to extend downwards;

and the first driving gear (34) is fixedly sleeved on the driving end of the second motor (33) and is in meshed transmission connection with the transverse straight-tooth plate (9).

4. A new type of stair railing elbow machining center according to claim 3 characterised in that the rotary work holder mechanism (4) comprises:

a housing of the third motor (41) is fixed on a bottom plate of the X-direction moving box body (31) through a first supporting plate (42), and a driving end of the third motor (41) extends upwards out of the X-direction moving box body (31) to be arranged;

the bottom end surface of the rotating frame (43) is fixedly connected with the driving end of the third motor (41);

a lifting type workpiece placing table (44), wherein the lifting type workpiece placing table (44) is arranged on the rotating frame (43), and the cutter mechanism (6) is positioned above the lifting type workpiece placing table (44);

a first clamp mechanism (45), the first clamp mechanism (45) being provided on the rotating frame (43);

a second clamp mechanism (46), the second clamp mechanism (46) being provided on the elevation type work placing table (44).

5. The new type stair railing elbow machining center according to claim 4, characterized in that two third guide rails (10) are fixed on two inner sides of the rotating frame (43) along the Z-direction at intervals, and the lifting type workpiece placing table (44) comprises:

the workpiece placing plate (441), third sliding blocks (442) are respectively fixed on two sides of the workpiece placing plate (441), the two third sliding blocks (442) are respectively connected with the two third guide rails (10) in a sliding manner, and the second clamp mechanism (46) is arranged on the workpiece placing plate (441);

a fourth motor (443), a housing of the fourth motor (443) being fixed to the rotating frame (43), a drive end of the fourth motor (443) being disposed upward;

and one end of the second lead screw (444) is fixedly connected with the driving end of the fourth motor (443), and the other end of the second lead screw (444) penetrates through and is in threaded connection with the workpiece placing plate (441).

6. The new type stair railing elbow machining center according to claim 5, wherein the first clamp mechanism (45) comprises:

an active clamping assembly (451), the active clamping assembly (451) comprising:

the first bottom plate (4511), the first bottom plate (4511) is fixed on one side of the top end of the rotating frame (43), and two fourth guide rails (4512) are fixed on the top end face of the first bottom plate (4511) at intervals;

a first cylinder (4513), the first cylinder (4513) being fixed to a side plate of the first base plate (4511), and a driving end of the first cylinder (4513) being disposed through the side plate;

the first top plate (4514), two fourth sliders (4515) and a fixed push block (4516) are fixed to the bottom end face of the first top plate (4514) at intervals, the two fourth sliders (4515) are respectively connected with the two fourth guide rails (4512) in a sliding mode, and the fixed push block (4516) is located between the two fourth sliders (4515) and is fixedly connected with the driving end of the first air cylinder (4513);

a fifth motor (4517), wherein the fifth motor (4517) is fixed at the top end of the first top plate (4514), a driving end of the fifth motor (4517) is fixed with a first clamping disc (4518), and a plurality of first clamping conical nails (45181) are uniformly distributed on the side end, away from the fifth motor (4517), of the first clamping disc (4518);

a driven clamping assembly (452), the driven clamping assembly (452) disposed opposite the driving clamping assembly (451), the driven clamping assembly (452) comprising:

the second bottom plate (4521) is fixed to the other side of the top end of the rotating frame (43), and two fifth guide rails (4522) are fixed to the top end face of the second bottom plate (4521) at intervals;

the bottom end face of the second top plate (4523) is fixedly provided with two fifth sliding blocks (4524) and a second lead screw nut (4525), the two fifth sliding blocks (4524) are respectively in sliding connection with the two fifth guide rails (4522), the second lead screw nut (4525) is located between the two fifth sliding blocks (4524), the top end of the second top plate (4523) is fixedly provided with a second clamping disc (4526), and one side end of the second clamping disc (4526) is uniformly provided with a plurality of second clamping conical nails (45261);

a sixth motor (4527), the sixth motor (4527) being fixed to the second base plate (4521);

a third lead screw (4528), wherein the third lead screw (4528) is arranged on a second bearing block (4529) fixed at the top end of the second bottom plate (4521) in a penetrating manner, one end of the third lead screw is fixedly connected with the driving end of the sixth motor (4527), and a second lead screw nut (4525) is screwed on the third lead screw (4528);

a positioning pin tightening mechanism (453), the positioning pin tightening mechanism (453) including:

the vertical supporting plate (4531), the vertical supporting plate (4531) is fixed on the top end face of the rotating frame (43), and two sixth guide rails (4532) are fixed on one side of the vertical supporting plate (4531) at intervals;

the lifting slide plate (4533), two sixth sliding blocks (4534) and a third lead screw nut (4535) are fixed on one side of the lifting slide plate (4533) at intervals, the two sixth sliding blocks (4534) are respectively in sliding connection with the two sixth guide rails (4532), the third lead screw nut (4535) is located between the two sixth sliding blocks (4534), and two seventh guide rails (4536) are fixed on the other side surface of the lifting slide plate (4533) at intervals in the transverse direction;

a seventh motor (4537), wherein the seventh motor (4537) is fixed at the bottom of the lifting sliding plate (4533);

the two ends of the fourth lead screw (4538) penetrate through two third bearing seats fixed on the lifting sliding plate (4533) at intervals, one end of the fourth lead screw is fixedly connected with the driving end of the seventh motor (4537), and the third lead screw nut (4535) is screwed on the fourth lead screw (4538);

an eighth motor (4539), wherein the eighth motor (4539) is fixed on the other side surface of the lifting sliding plate (4533);

a fifth lead screw (4540), wherein one end of the fifth lead screw (4540) is fixedly connected with the driving end of the eighth motor (4539);

the guide rail structure comprises a transverse moving plate (4541), two seventh sliders (4542) and a fourth lead screw nut (4543) are fixed on one side of the transverse moving plate (4541) at intervals, the two seventh sliders (4542) are respectively in sliding connection with two seventh guide rails (4536), the fourth lead screw nut (4543) is located between the two seventh sliders (4542) and is in threaded connection with a fifth lead screw (4540), and a transverse positioning pin (4544) is fixed on one side, away from an eighth motor (4539), of the transverse moving plate (4541).

7. The new stair railing elbow machining center according to claim 5, wherein the second clamp mechanism (46) comprises:

a support column (461), wherein the support column (461) is fixed on the top end face of the workpiece placing plate (441), and a support plate (462) is fixed at the top end of the support column (461);

the bottom end of the supporting seat (463) is fixed on the top end face of the workpiece placing plate (441), and a first baffle plate (464) used for stopping one side of a workpiece to be machined is arranged on one side of the top end of the supporting seat (463);

an elevating shutter mechanism (465), the elevating shutter mechanism (465) being provided on one side surface of the work placing plate (441) and being disposed close to the support base (463);

a lift-type auxiliary support mechanism (466), the lift-type auxiliary support mechanism (466) being provided on the workpiece placing plate (441);

a telescopic clamping mechanism (467), the telescopic clamping mechanism (467) being provided at a top end of the workpiece placing plate (441) and being arranged opposite to the first baffle plate (464);

a centering and clamping mechanism (468), wherein the centering and clamping mechanism (468) is arranged on the top end surface of the workpiece placing plate (441).

8. The new type stair railing elbow machining center according to claim 7, wherein the elevating baffle mechanism (465) comprises:

the electric sliding table assembly (4651), the electric sliding table assembly (4651) is fixed on one side surface of the workpiece placing plate (441);

the second baffle plate (4652), the second baffle plate (4652) is fixed on the said electronic slip table assembly (4651);

the elevating auxiliary support mechanism (466) includes:

a second cylinder (4661), the second cylinder (4661) being fixed on the bottom end face of the work placing plate (441) with its driving end disposed through the work placing plate (441);

an auxiliary bearing block (4662), wherein the bottom end face of the auxiliary bearing block (4662) is fixed on the driving end of the second cylinder (4661);

the telescopic clamping mechanism (467) comprises:

the bottom end of the vertical plate (4671) is fixed on the top end surface of the workpiece placing plate (441);

the third air cylinder (4672) is fixed on one side of the vertical plate (4671), and the driving end of the third air cylinder (4672) penetrates through the vertical plate (4671) to be arranged;

the clamping plate (4673), one side of the clamping plate (4673) is fixedly connected with the driving end of the third cylinder (4672);

the centering clamping mechanism (468) comprises:

a ninth motor (4681), said ninth motor (4681) being fixed to the top end surface of said work placing plate (441);

the positive and negative lead screw (4682), the positive and negative lead screw (4682) is installed on the fourth bearing seat (4683) on the top end face of the workpiece placing plate (441) in a penetrating manner, and one end of the positive and negative lead screw is fixedly connected with the driving end of the ninth motor (4681);

two clamping blocks (4684), wherein the two clamping blocks (4684) are respectively arranged on two sides of the fourth bearing seat (4683) and are respectively screwed on the positive and negative lead screws (4682).

9. The novel stair railing elbow machining center according to any one of claims 1-8, wherein two eighth guide rails (11) are fixed on the vertical frame body (102) at intervals along the Z direction, and the Z-direction moving mechanism (5) comprises:

the cutting tool comprises a Z-direction moving box body (51), wherein two eighth sliding blocks (52) and a fifth lead screw nut (53) are fixed on one side of the Z-direction moving box body (51) at intervals, the fifth lead screw nut (53) is positioned between the two eighth sliding blocks (52), the two eighth sliding blocks (52) are respectively in sliding connection with two eighth guide rails (11), and the cutting tool mechanism (6) is arranged on the Z-direction moving box body (51);

a tenth motor (54), wherein a shell of the tenth motor (54) is fixed at the top end of the vertical frame body (102), and a driving end of the tenth motor (54) is arranged downwards;

the two ends of the sixth lead screw (55) are respectively and rotatably connected to two fifth bearing seats (56) which are fixed on the vertical frame body (102) at intervals, one end of the sixth lead screw (55) is fixedly connected with the driving end of the tenth motor (54), and the fifth lead screw nut (53) is in threaded connection with the sixth lead screw (55).

10. The novel stair railing elbow processing center according to claim 9, wherein a vertical plate (12) is fixed on one side wall inside the Z-direction moving box body (51), a ninth guide rail (13) is fixed on one side of the vertical plate (12), and the cutter mechanism (6) comprises:

two ninth sliding blocks (62) are fixed on one side of the vertical straight-tooth plate (61) at intervals, and the two ninth sliding blocks (62) are in sliding connection with the ninth guide rail (13);

an eleventh motor (63), wherein a shell of the eleventh motor (63) is fixed on a box bottom plate of the Z-direction moving box body (51), a second driving gear (64) is fixed at a driving end of the eleventh motor (63), and the second driving gear (64) is in meshing transmission connection with the vertical straight tooth plate (61);

the rotating shaft sleeve (65) is fixed above the eleventh motor (63) through a support (66), a rotating shaft (67) is arranged inside the rotating shaft sleeve (65), one end of the rotating shaft (67) is fixedly sleeved with a driven gear (14) in meshing transmission connection with the vertical straight tooth plate (61), and the other end of the rotating shaft (67) extends out of the other side, away from the longitudinal frame body (102), of the Z-direction moving box body (51);

the rotary mounting plate (68), the rotary mounting plate (68) is fixed at the other end of the rotating shaft (67);

the number of the cantilever mounting plates (69) is two, and the fixed ends of the two cantilever mounting plates (69) are fixed on the rotary mounting plate (68) at intervals;

the two driving motors (70) are respectively fixed at the free ends of the two cantilever mounting plates (69), and the driving ends of the driving motors (70) are arranged through the cantilever mounting plates (69);

two electric main shafts (71) of cutter, two electric main shafts (71) of cutter are two, and all are located two between cantilever mounting panel (69), two electric main shafts (71) of cutter respectively with two driving end fixed connection of driving motor (70).

Technical Field

The invention relates to the technical field of machining equipment, in particular to a novel stair handrail elbow machining center.

Background

At present, for the processing of the stair handrail elbow, the manual processing and manufacturing can only carry out the production and processing of a single product, and the production efficiency is low. The method is characterized in that a copying machine tool is used for processing, firstly, a sample plate or a copying mold is manufactured, parts are processed through the compound movement between a cutter and an elbow, different types of cutters need to be manufactured for different types of stair handrails, the processing efficiency is low, the common copying machine tool is difficult to process stair handrail elbows with complex space curved surfaces, the stair handrail elbows need to be processed under the condition of multiple clamping, and the types of the elbows are limited to a certain extent.

Therefore, how to provide a novel stair handrail elbow machining center which can finish the machining of each complex surface of a stair handrail elbow in one-time clamping, improve the production efficiency of the stair handrail elbow, avoid the positioning error caused by repeated clamping and cause the surface precision reduction of the stair handrail elbow is a problem that needs to be solved urgently by technical personnel in the field.

Disclosure of Invention

In view of the above, the invention provides a novel stair handrail elbow processing center which can finish processing of each complex surface of a stair handrail elbow in one-time clamping, improve the production efficiency of the stair handrail elbow, and avoid the reduction of the surface precision of the stair handrail elbow due to the positioning error caused by repeated clamping.

In order to achieve the purpose, the invention adopts the following technical scheme:

a novel stair railing elbow machining center includes:

the L-shaped frame is provided with a transverse frame body and a vertical frame body which are vertically arranged;

the Y-direction moving mechanism is connected to the transverse frame body in a sliding manner;

the X-direction moving mechanism is connected to the Y-direction moving mechanism in a sliding manner;

the rotary workpiece clamp mechanism is arranged on the X-direction moving mechanism and rotates along the Z axis;

the Z-direction moving mechanism is connected to the vertical frame body in a sliding manner;

and the cutter mechanism is arranged on the Z-direction moving mechanism and is positioned above the rotary workpiece clamp mechanism.

According to the technical scheme, compared with the prior art, the novel stair handrail elbow machining center can finish machining of each complex surface of a stair handrail elbow in one-time clamping, improves the production efficiency of the stair handrail elbow, and avoids the problem that the precision of the surface of the stair handrail elbow is reduced due to the positioning error caused by repeated clamping.

Further, it is fixed with two first guide rails to the interval along Y on the horizontal support body top end face, Y includes to moving mechanism:

the Y-direction moving frame is characterized in that two first sliding blocks are fixed on the bottom end face of the Y-direction moving frame at intervals, the two first sliding blocks are respectively connected with the two first guide rails in a sliding mode, a first lead screw nut is fixed on the position, located between the two first sliding blocks, of the bottom end of the Y-direction moving frame, and the X-direction moving mechanism is connected to the top end face of the Y-direction moving frame in a sliding mode;

the first motor is fixed on the transverse frame body;

the two ends of the first lead screw are respectively and rotatably connected to two first bearing seats fixed on the transverse frame body at intervals, one end of the first lead screw is fixedly connected with the driving end of the first motor, and the first lead screw nut is in threaded connection with the first lead screw.

Further, Y is fixed with two second guide rails and horizontal spur rack to the interval along X on moving frame top end face, horizontal spur rack is located two between the second guide rail, X includes to moving mechanism:

the rotary workpiece fixture mechanism comprises an X-direction moving box body, wherein two second sliding blocks are fixed on the bottom end face of the X-direction moving box body at intervals and are respectively in sliding connection with two second guide rails;

the shell of the second motor is fixed on a bottom plate of the X-direction moving box body, and the driving end of the second motor penetrates through the bottom plate to extend downwards;

and the first driving gear is fixedly sleeved on the driving end of the second motor and is in meshed transmission connection with the transverse straight-tooth plate.

Further, the rotary workpiece fixture mechanism includes:

a shell of the third motor is fixed on a bottom plate of the X-direction moving box body through a first supporting plate, and a driving end of the third motor upwards extends out of the X-direction moving box body;

the bottom end face of the rotating frame is fixedly connected with the driving end of the third motor;

the lifting type workpiece placing table is arranged on the rotating frame, and the cutter mechanism is positioned above the lifting type workpiece placing table;

a first clamp mechanism disposed on the rotating frame;

and the second clamp mechanism is arranged on the lifting type workpiece placing table.

Further, two third guide rails are fixed on two inner side surfaces of the rotating frame along the Z-direction interval, and the lifting type workpiece placing table comprises:

the two third sliding blocks are respectively connected with the two third guide rails in a sliding manner, and the second clamp mechanism is arranged on the workpiece placing plate;

a housing of the fourth motor is fixed on the rotating frame, and a driving end of the fourth motor is arranged upwards;

and one end of the second lead screw is fixedly connected with the driving end of the fourth motor, and the other end of the second lead screw penetrates through the workpiece placing plate and is in threaded connection with the workpiece placing plate.

Further, the first clamp mechanism includes:

an active clamping assembly, the active clamping assembly comprising:

the first bottom plate is fixed on one side of the top end of the rotating frame, and two fourth guide rails are fixed on the top end face of the first bottom plate at intervals;

the first air cylinder is fixed on a side plate of the first bottom plate, and a driving end of the first air cylinder penetrates through the side plate;

two fourth sliding blocks and a fixed pushing block are fixed on the bottom end face of the first top plate at intervals, the two fourth sliding blocks are respectively in sliding connection with the two fourth guide rails, and the fixed pushing block is located between the two fourth sliding blocks and is fixedly connected with the driving end of the first air cylinder;

the fifth motor is fixed at the top end of the first top plate, a driving end of the fifth motor is fixedly provided with a first clamping disc, and a plurality of first clamping conical nails are uniformly distributed on the side end, far away from the fifth motor, of the first clamping disc;

a driven clamping assembly disposed opposite the driving clamping assembly, the driven clamping assembly comprising:

the second bottom plate is fixed on the other side of the top end of the rotating frame, and two fifth guide rails are fixed on the top end face of the second bottom plate at intervals;

two fifth sliding blocks and a second lead screw nut are fixed on the bottom end face of the second top plate, the two fifth sliding blocks are respectively in sliding connection with the two fifth guide rails, the second lead screw nut is located between the two fifth sliding blocks, a second clamping disc is fixed at the top end of the second top plate, and a plurality of second clamping conical nails are uniformly distributed on one side end of the second clamping disc;

the sixth motor is fixed on the second bottom plate;

the third screw rod is arranged on a second bearing seat fixed on the top end of the second bottom plate in a penetrating mode, one end of the third screw rod is fixedly connected with the driving end of the sixth motor, and the second screw rod nut is connected to the third screw rod in a threaded mode;

the tight mechanism in locating pin top, the tight mechanism in locating pin top includes:

the vertical supporting plate is fixed on the top end face of the rotating frame, and two sixth guide rails are fixed on one side of the vertical supporting plate at intervals;

two sixth sliding blocks and a third lead screw nut are fixed on one side of the lifting sliding plate at intervals, the two sixth sliding blocks are respectively in sliding connection with the two sixth guide rails, the third lead screw nut is positioned between the two sixth sliding blocks, and two seventh guide rails are fixed on the other side surface of the lifting sliding plate at intervals;

the seventh motor is fixed at the bottom of the lifting sliding plate;

two ends of the fourth screw rod are arranged on two third bearing seats fixed on the lifting sliding plate at intervals in a penetrating manner, one end of the fourth screw rod is fixedly connected with the driving end of the seventh motor, and the third screw rod nut is connected onto the fourth screw rod in a threaded manner;

the eighth motor is fixed on the other side surface of the lifting sliding plate;

one end of the fifth screw is fixedly connected with the driving end of the eighth motor;

and two seventh sliding blocks and a fourth lead screw nut are fixed on one side of the transverse moving plate at intervals, the two seventh sliding blocks are respectively in sliding connection with the two seventh guide rails, the fourth lead screw nut is positioned between the two seventh sliding blocks and is in threaded connection with the fifth lead screw, and a transverse positioning pin is fixed on one side of the transverse moving plate, which is far away from the eighth motor.

Further, the second clamp mechanism includes:

the supporting upright is fixed on the top end face of the workpiece placing plate, and a supporting plate is fixed at the top end of the supporting upright;

the bottom end of the supporting seat is fixed on the top end face of the workpiece placing plate, and a first baffle used for stopping one side of a workpiece to be machined is arranged on one side of the top end of the supporting seat;

the lifting baffle mechanism is arranged on one side surface of the workpiece placing plate and is close to the supporting seat;

the lifting auxiliary supporting mechanism is arranged on the workpiece placing plate;

the telescopic clamping mechanism is arranged at the top end of the workpiece placing plate and is opposite to the first baffle plate;

and the centering and clamping mechanism is arranged on the top end face of the workpiece placing plate.

Further, the elevating baffle mechanism comprises:

the electric sliding table assembly is fixed on one side surface of the workpiece placing plate;

the second baffle plate is fixed on the electric sliding table assembly;

the supplementary supporting mechanism of over-and-under type includes:

the second air cylinder is fixed on the bottom end face of the workpiece placing plate, and the driving end of the second air cylinder penetrates through the workpiece placing plate;

the bottom end face of the auxiliary bearing block is fixed on the driving end of the second cylinder;

the telescopic clamping mechanism comprises:

the bottom end of the vertical plate is fixed on the top end face of the workpiece placing plate;

the third air cylinder is fixed on one side of the vertical plate, and the driving end of the third air cylinder penetrates through the vertical plate;

one side of the clamping plate is fixedly connected with the driving end of the third air cylinder;

the centering and clamping mechanism comprises:

the ninth motor is fixed on the top end face of the workpiece placing plate;

the positive and negative screw rod is arranged on a fourth bearing seat arranged on the top end face of the workpiece placing plate in a penetrating manner, and one end of the positive and negative screw rod is fixedly connected with the driving end of the ninth motor;

and the two clamping blocks are respectively arranged on two sides of the fourth bearing seat and are respectively screwed on the positive and negative lead screws.

The beneficial effect that adopts above-mentioned technical scheme to produce is that first fixture mechanism and second fixture mechanism can fix a position the processing blank.

Further, be fixed with two eighth guide rails along Z to the interval on the vertical support body, Z includes to moving mechanism:

two eighth sliding blocks and a fifth lead screw nut are fixed on one side of the Z-direction moving box body at intervals, the fifth lead screw nut is positioned between the two eighth sliding blocks, the two eighth sliding blocks are respectively in sliding connection with the two eighth guide rails, and the cutter mechanism is arranged on the Z-direction moving box body;

a shell of the tenth motor is fixed at the top end of the vertical frame body, and a driving end of the tenth motor is arranged downwards;

and two ends of the sixth lead screw are respectively and rotatably connected to two fifth bearing seats fixed on the vertical frame body at intervals, one end of the sixth lead screw is fixedly connected with the driving end of the tenth motor, and the fifth lead screw nut is in threaded connection with the sixth lead screw.

Further, be fixed with the riser on the inside lateral wall of Z to removal box, riser one side is fixed with the ninth guide rail, cutter mechanism includes:

two ninth sliding blocks are fixed on one side of the vertical straight tooth plate at intervals, and both the ninth sliding blocks are connected with the ninth guide rail in a sliding manner;

a shell of the eleventh motor is fixed on a box bottom plate of the Z-direction moving box body, a second driving gear is fixed at a driving end of the eleventh motor, and the second driving gear is in meshing transmission connection with the vertical straight tooth plate;

the rotating shaft sleeve is fixed above the eleventh motor through a support, a rotating shaft is arranged in the rotating shaft sleeve, a driven gear in meshing transmission connection with the vertical straight tooth plate is fixed at one end of the rotating shaft in a sleeved mode, and the other end of the rotating shaft extends out of the other side, away from the longitudinal frame body, of the Z-direction moving box body;

the rotary mounting plate is fixed at the other end of the rotating shaft;

the cantilever mounting plates are two, and the fixed ends of the two cantilever mounting plates are fixed on the rotary mounting plate at intervals;

the two driving motors are respectively fixed at the free ends of the two cantilever mounting plates, and the driving ends of the driving motors penetrate through the cantilever mounting plates;

the two electric main shafts of cutter, two, and all be located two the cantilever mounting panel between, two electric main shafts of cutter respectively with two driving motor's drive end fixed connection.

The beneficial effect who adopts above-mentioned technical scheme to produce is, driving motor can drive the two electric main shafts of cutter and rotate, is convenient for change the cutter to second drive gear on the first motor drives vertical straight-tooth plate and reciprocates, and then drives driven gear and rotate, makes the pivot rotate, thereby can realize the rotation of rotatory mounting panel, cantilever mounting panel, finally realizes the rotation of two electric main shafts of cutter, makes two electric main shafts of cutter can multi-angle processing blank.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a novel stair handrail elbow processing center provided by the invention.

Fig. 2 is a schematic structural diagram of an L-shaped frame.

Fig. 3 is a schematic structural diagram of the Y-direction moving frame.

Fig. 4 is a schematic structural diagram of the X-direction moving mechanism.

Fig. 5 is a schematic structural diagram of fig. 4 from another view angle.

FIG. 6 is a schematic diagram of the rotary workholding mechanism.

Figure 7 is a schematic diagram of the structure of the active clamping assembly.

Fig. 8 is a schematic view of another perspective structure of the active clamping assembly.

Fig. 9 is a schematic structural view of the driven clamping assembly.

Fig. 10 is a schematic structural diagram of a positioning pin jacking mechanism.

FIG. 11 is a schematic view of the second clamping mechanism.

Fig. 12 is a schematic structural diagram of fig. 11 from another view angle.

Fig. 13 is a schematic structural view of the centering and clamping mechanism.

Fig. 14 is a schematic structural view of the Z-direction moving mechanism.

Fig. 15 is a schematic view of the cutter mechanism.

Fig. 16 is a schematic diagram of another view of the cutter mechanism.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 16, an embodiment of the present invention discloses a novel stair railing elbow processing center, including:

the L-shaped frame 1, wherein the L-shaped frame 1 is provided with a transverse frame body 101 and a vertical frame body 102 which are vertically arranged;

the Y-direction moving mechanism 2 is connected to the transverse frame body 101 in a sliding mode;

the X-direction moving mechanism 3 is connected to the Y-direction moving mechanism 2 in a sliding manner;

the rotary workpiece clamp mechanism 4 is arranged on the X-direction moving mechanism 3 and rotates along the Z axis;

the Z-direction moving mechanism 5 is connected to the vertical frame body 102 in a sliding manner;

and the cutter mechanism 6 is arranged on the Z-direction moving mechanism 5 and is positioned above the rotary workpiece clamp mechanism 4.

Along Y to the interval being fixed with two first guide rails 7 on horizontal support body 101 top end face, Y includes to moving mechanism 2:

two first sliding blocks 22 are fixed on the bottom end face of the Y-direction moving frame 21 at intervals, the two first sliding blocks 22 are respectively connected with the two first guide rails 7 in a sliding mode, a first lead screw nut 23 is fixed on the position, located between the two first sliding blocks 22, on the bottom end of the Y-direction moving frame 21, and the X-direction moving mechanism 3 is connected to the top end face of the Y-direction moving frame 21 in a sliding mode;

the first motor 24, the first motor 24 is fixed on the horizontal shelf body 101;

first lead screw 25, first lead screw 25 both ends rotate respectively to be connected on two first bearing blocks 26 of interval fixed on horizontal support body 101, and first lead screw 25 one end and the drive end fixed connection of first motor 24, first lead screw nut 23 and first lead screw 25 spiro union.

Y is fixed with two second guide rails 8 and horizontal spur rack 9 to the interval along X on the terminal surface of removal frame 21 top, and horizontal spur rack 9 is located between two second guide rails 8, and X includes to moving mechanism 3:

the X-direction moving box body 31 is provided with two second sliding blocks 32 at intervals on the bottom end surface of the X-direction moving box body 31, the two second sliding blocks 32 are respectively connected with the two second guide rails 8 in a sliding manner, and the rotary workpiece clamp mechanism 4 is arranged on the X-direction moving box body 31;

a housing of the second motor 33 is fixed on a bottom plate of the X-direction moving box 31, and a driving end of the second motor 33 passes through the bottom plate and extends downwards;

and the first driving gear 34 is fixedly sleeved on the driving end of the second motor 33 and is in meshed transmission connection with the transverse straight-tooth plate 9.

The rotary work holder mechanism 4 includes:

a third motor 41, a housing of the third motor 41 is fixed on the bottom plate of the X-direction moving box 31 through a first supporting plate 42, and a driving end of the third motor 41 extends upwards to be arranged on the X-direction moving box 31;

a rotating frame 43, wherein the bottom end surface of the rotating frame 43 is fixedly connected with the driving end of the third motor 41;

a lifting type workpiece placing table 44, the lifting type workpiece placing table 44 being provided on the rotating frame 43, the cutter mechanism 6 being located above the lifting type workpiece placing table 44;

a first clamp mechanism 45, the first clamp mechanism 45 being provided on the rotating frame 43;

and a second clamp mechanism 46, the second clamp mechanism 46 being provided on the elevation type work placing table 44.

Two third guide rails 10 are fixed to both inner side surfaces of the rotating frame 43 at intervals in the Z direction, and the elevation type workpiece placing table 44 includes:

a workpiece placing plate 441, wherein third sliding blocks 442 are respectively fixed on two sides of the workpiece placing plate 441, the two third sliding blocks 442 are respectively connected with the two third guide rails 10 in a sliding manner, and the second clamp mechanism 46 is arranged on the workpiece placing plate 441;

a fourth motor 443, a housing of the fourth motor 443 being fixed to the rotating frame 43, a drive end of the fourth motor 443 being disposed upward;

and one end of the second lead screw 444 is fixedly connected to the driving end of the fourth motor 443, and the other end of the second lead screw 444 is inserted into and screwed to the workpiece mounting plate 441.

The first clamp mechanism 45 includes:

an active clamping assembly 451, the active clamping assembly 451 comprising:

a first bottom plate 4511, wherein the first bottom plate 4511 is fixed on one side of the top end of the rotating frame 43, and two fourth guide rails 4512 are fixed on the top end surface of the first bottom plate 4511 at intervals;

a first cylinder 4513, the first cylinder 4513 being fixed to a side plate of the first base plate 4511, and a driving end of the first cylinder 4513 being disposed through the side plate;

a first top plate 4514, wherein two fourth sliders 4515 and a fixed push block 4516 are fixed on a bottom end surface of the first top plate 4514 at intervals, the two fourth sliders 4515 are respectively connected with two fourth guide rails 4512 in a sliding manner, and the fixed push block 4516 is located between the two fourth sliders 4515 and is fixedly connected with a driving end of a first cylinder 4513;

a fifth motor 4517, wherein the fifth motor 4517 is fixed at the top end of the first top plate 4514, a driving end of the fifth motor 4517 is fixed with a first clamping disc 4518, and a plurality of first clamping conical nails 45181 are uniformly distributed on a side end, away from the fifth motor 4517, of the first clamping disc 4518;

a driven clamping assembly 452, the driven clamping assembly 452 disposed opposite the driving clamping assembly 451, the driven clamping assembly 452 comprising:

a second bottom plate 4521, wherein the second bottom plate 4521 is fixed to the other side of the top end of the rotating frame 43, and two fifth guide rails 4522 are fixed to the top end surface of the second bottom plate 4521 at intervals;

a second top plate 4523, two fifth sliding blocks 4524 and a second lead screw nut 4525 are fixed on a bottom end surface of the second top plate 4523, the two fifth sliding blocks 4524 are respectively connected with the two fifth guide rails 4522 in a sliding manner, the second lead screw nut 4525 is located between the two fifth sliding blocks 4524, a second clamping disk 4526 is fixed on a top end of the second top plate 4523, and a plurality of second clamping conical nails 45261 are uniformly distributed on one side end of the second clamping disk 4526;

a sixth motor 4527, wherein the sixth motor 4527 is fixed to the second base plate 4521;

a third lead screw 4528, wherein the third lead screw 4528 is arranged on a second bearing block 4529 fixed on the top end of the second bottom plate 4521 in a penetrating manner, and one end of the third lead screw 4528 is fixedly connected with the driving end of a sixth motor 4527, and a second lead screw nut 4525 is screwed on the third lead screw 4528;

locating pin top tight mechanism 453, locating pin top tight mechanism 453 includes:

a vertical support plate 4531, wherein the vertical support plate 4531 is fixed on the top end face of the rotating frame 43, and two sixth guide rails 4532 are fixed on one side of the vertical support plate 4531 at intervals;

a lifting slide plate 4533, wherein two sixth sliding blocks 4534 and a third lead screw nut 4535 are fixed on one side of the lifting slide plate 4533 at intervals, the two sixth sliding blocks 4534 are respectively connected with two sixth guide rails 4532 in a sliding manner, the third lead screw nut 4535 is located between the two sixth sliding blocks 4534, and two seventh guide rails 4536 are fixed on the other side surface of the lifting slide plate 4533 at intervals;

a seventh motor 4537, wherein the seventh motor 4537 is fixed at the bottom of the lifting slide plate 4533;

a fourth lead screw 4538, wherein two ends of the fourth lead screw 4538 penetrate through two third bearing seats fixed on the lifting slide plate 4533 at intervals, and one end of the fourth lead screw 4538 is fixedly connected with the driving end of a seventh motor 4537, and a third lead screw nut 4535 is screwed on the fourth lead screw 4538;

an eighth motor 4539, wherein the eighth motor 4539 is fixed to the other side surface of the lifting slide plate 4533;

a fifth screw 4540, wherein one end of the fifth screw 4540 is fixedly connected with the driving end of an eighth motor 4539;

two seventh sliders 4542 and a fourth lead screw nut 4543 are fixed to one side of the transverse moving plate 4541 at intervals, the two seventh sliders 4542 are slidably connected with the two seventh guide rails 4536, the fourth lead screw nut 4543 is located between the two seventh sliders 4542 and is in threaded connection with the fifth lead screw 4540, and a transverse positioning pin 4544 is fixed to one side, away from the eighth motor 4539, of the transverse moving plate 4541.

The second clamp mechanism 46 includes:

a support column 461, wherein the support column 461 is fixed on the top end surface of the workpiece placing plate 441, and a support plate 462 is fixed on the top end of the support column 461;

the bottom ends of the supporting seats 463 are fixed to the top end face of the workpiece placing plate 441, and a first baffle 464 for stopping one side of a workpiece to be machined is arranged on one side of the top ends of the supporting seats 463;

an elevating shutter mechanism 465, the elevating shutter mechanism 465 being provided on one side surface of the workpiece placing plate 441 and being disposed close to the support base 463;

the lifting auxiliary support mechanism 466, the lifting auxiliary support mechanism 466 is arranged on the workpiece placing plate 441;

a telescopic clamping mechanism 467, the telescopic clamping mechanism 467 being provided at a top end of the workpiece placing plate 441 and being disposed opposite to the first blocking plate 464;

the centering and clamping mechanism 468 is provided on the top end surface of the workpiece mounting plate 441, and the centering and clamping mechanism 468 is provided on the top end surface of the workpiece mounting plate 441.

The elevating shutter mechanism 465 includes:

the electric sliding table assembly 4651 is fixed on one side surface of the workpiece placing plate 441;

a second baffle 4652, the second baffle 4652 is fixed on the electric slipway assembly 4651;

the elevating auxiliary support mechanism 466 includes:

a second cylinder 4661, the second cylinder 4661 being fixed on the bottom end face of the workpiece placement plate 441 with its driving end disposed through the workpiece placement plate 441;

an auxiliary bearing block 4662, wherein the bottom end surface of the auxiliary bearing block 4662 is fixed on the driving end of the second cylinder 4661;

telescoping clamp mechanism 467 includes:

the bottom end of the vertical plate 4671 is fixed on the top end surface of the workpiece placing plate 441;

the third air cylinder 4672 is fixed on one side of the vertical plate 4671, and the driving end of the third air cylinder 4672 penetrates through the vertical plate 4671;

the clamping plate 4673 is fixedly connected with one side of the clamping plate 4673 and the driving end of the third cylinder 4672;

the centering and clamping mechanism 468 includes:

a ninth motor 4681, the ninth motor 4681 being fixed to the top end surface of the workpiece placing plate 441;

a positive and negative lead screw 4682, the positive and negative lead screw 4682 is inserted into a fourth bearing seat 4683 mounted on the top end surface of the workpiece placing plate 441, and one end of the positive and negative lead screw 4682 is fixedly connected with the driving end of a ninth motor 4681;

the number of the clamping blocks 4684 and 4684 is two, and the two clamping blocks are respectively arranged on two sides of the fourth bearing seat 4683 and are respectively screwed on the positive and negative lead screws 4682. And in order to ensure the normal movement of the two clamping blocks, a sliding block is arranged on the bottom end surface of each clamping block, and the sliding block is in sliding connection with a guide rail (not shown) fixed on the workpiece placing plate.

Vertical support body 102 is last to be fixed with two eighth guide rails 11 along the Z to the interval, and Z includes to moving mechanism 5:

a Z-direction moving box body 51, wherein two eighth sliders 52 and a fifth lead screw nut 53 are fixed on one side of the Z-direction moving box body 51 at intervals, the fifth lead screw nut 53 is positioned between the two eighth sliders 52, the two eighth sliders 52 are respectively connected with the two eighth guide rails 11 in a sliding manner, and the cutter mechanism 6 is arranged on the Z-direction moving box body 51;

a tenth motor 54, wherein the shell of the tenth motor 54 is fixed at the top end of the vertical frame body 102, and the driving end of the tenth motor 54 is arranged downwards;

the two ends of the sixth lead screw 55 are respectively and rotatably connected to two fifth bearing seats 56 fixed on the vertical frame body 102 at intervals, one end of the sixth lead screw 55 is fixedly connected with the driving end of the tenth motor 54, and the fifth lead screw nut 53 is in threaded connection with the sixth lead screw 55.

Be fixed with riser 12 on the inside lateral wall of Z to mobile box 51, riser 12 one side is fixed with ninth guide rail 13, and cutter mechanism 6 includes:

two ninth sliding blocks 62 are fixed on one side of the vertical straight-tooth plate 61 at intervals, and the two ninth sliding blocks 62 are both in sliding connection with the ninth guide rail 13;

the shell of the eleventh motor 63 is fixed on the bottom plate of the Z-direction moving box body 51, the driving end of the eleventh motor 63 is fixed with a second driving gear 64, and the second driving gear 64 is in meshing transmission connection with the vertical straight tooth plate 61;

the rotating shaft sleeve 65 is fixed above the eleventh motor 63 through a support 66, a rotating shaft 67 is arranged in the rotating shaft sleeve 65, one end of the rotating shaft 67 is fixedly sleeved with a driven gear 14 which is in meshing transmission connection with the vertical straight tooth plate 61, and the other end of the rotating shaft 67 extends out of the other side, away from the longitudinal frame body 102, of the Z-direction moving box body 51;

the rotating mounting plate 68, the rotating mounting plate 68 is fixed at the other end of the rotating shaft 67;

two cantilever mounting plates 69, wherein the fixed ends of the two cantilever mounting plates 69 are fixed on the rotating mounting plate 68 at intervals;

two driving motors 70, wherein the two driving motors 70 are respectively fixed at the free ends of the two cantilever mounting plates 69, and the driving ends of the driving motors 70 are arranged through the cantilever mounting plates 69;

the number of the two tool double electric spindles 71 is two, the two tool double electric spindles 71 are located between the two cantilever mounting plates 69, and the two tool double electric spindles 71 are respectively and fixedly connected with driving ends of two driving motors 70.

Corresponding cutters, such as a rough milling cutter, a fine milling cutter, a slotting cutter, a saw blade and the like can be mounted on the two output shafts of the double electric spindles of the cutter.

The tool mechanism of the machining center can be matched with the linkage of corresponding mechanisms to realize the machining of the stair handrail elbow, namely when the machining center works, the Y-direction moving mechanism 2 moves to the outermost side, the second baffle 4652 ascends, an operator clamps the stair handrail elbow blank, the telescopic clamping mechanism 467 acts to be matched with the first baffle 464 to clamp the blank, meanwhile, the driven clamping assembly 452 acts to further fix the blank, then the second baffle 4652 descends, the Y-direction moving mechanism 2 moves to a machining position, the machined elbow is provided with a groove surface, after the machining is finished, the lifting auxiliary supporting mechanism 466 retreats, the lifting workpiece placing table 44 ascends to a specified position, the two end surfaces and the positioning pin holes of the blank are machined, after the machining is finished, the lifting workpiece placing table 44 descends to the specified position, the driving clamping assembly 451 clamps the workpiece and rotates for 180 degrees, the lifting workpiece placing table 44 ascends to the workpiece position, the centering clamping mechanism 468 clamps the groove with the ground, the driven clamping assembly 452 acts, the lifting auxiliary supporting mechanism 466 acts, the two side faces and the upper surface of the blank are continuously machined after the workpiece is positioned and clamped, and the machining of the stair handrail elbow is completed.

This machining center, but the clamping of manual work once can be through mutually supporting of first anchor clamps mechanism and second anchor clamps mechanism and corresponding part, accomplish the processing to each complicated surface of stair railing elbow, improve stair railing elbow production efficiency, avoid the positioning error that repeated clamping appears, cause the problem that stair railing elbow surface accuracy reduces.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.