CN216939368U

CN216939368U - Elevator accessory rack forming device

Info

Publication number: CN216939368U
Application number: CN202220842583.2U
Authority: CN
Inventors: 张东成; 肖建峰; 罗新福
Original assignee: Guangdong Fuji Elevator Co ltd
Current assignee: Guangdong Fuji Elevator Co ltd
Priority date: 2022-04-12
Filing date: 2022-04-12
Publication date: 2022-07-12
Anticipated expiration: 2032-04-12

Abstract

The utility model belongs to the field of rack forming, in particular to a rack forming device for elevator accessories, which aims at the problems that the tooth socket and screw hole processing on the existing rack are carried out in two steps, and the manufacturing process is time-consuming and labor-consuming, and the following scheme is proposed, wherein the rack forming device comprises a machine base and a driving motor positioned above the machine base, a first sliding groove is arranged in the machine base, a workbench is connected in the first sliding groove in a sliding manner, an output shaft of the driving motor is fixedly connected with a first synchronizing wheel, the bottom of the driving motor is fixedly connected with a base, the bottom of the base is fixedly connected with two second sliding blocks, and the bottom of each second sliding block is connected with a sliding rail in a sliding manner. The manual work requirement in the manufacturing process is reduced.

Description

Elevator accessory rack forming device

Technical Field

The utility model relates to the technical field of rack forming, in particular to a rack forming device for elevator accessories.

Background

The rack is a special gear with teeth distributed on the strip-shaped body. The rack is also divided into a straight rack and a helical rack, the rack is processed and formed by hobbing, gear shaping, gear milling, gear grinding, gear honing and other methods, and the manufacturing technology is relatively perfect.

The utility model with the publication number of CN112338291A discloses a novel special rack forming grinding machine, which comprises a machine base, a cross beam and a grinding part, wherein a workbench and an X-axis driving mechanism are installed on the machine base, the X-axis driving mechanism is connected with the workbench and drives the workbench to linearly slide along the surface of the machine base, stand columns are installed on the left side and the right side of the machine base, support frames are installed at the upper ends of the two stand columns, at least one Y-axis driving mechanism is installed on each support frame, the Y-axis driving mechanism is connected with the cross beam and drives the cross beam to linearly slide along the inner side surface of the stand column, a Z-axis driving mechanism is installed on the cross beam and can drive the grinding part to linearly slide along the surface of the cross beam, the grinding part comprises a grinding head, a spindle motor and a spindle, the output end of the spindle motor is synchronously connected with the spindle through a transmission mechanism, and a grinding wheel is installed at the end part of the spindle. The utility model has the advantages of high processing precision, processing efficiency and surface quality of the rack, stable work and the like.

The rack of installation elevator not only needs to have neat regular tooth's socket, still need be used for installing fixed screw hole, and can't drill when processing the tooth's socket among the above-mentioned technical scheme, consequently above-mentioned technical scheme still need carry out the drilling task after rack processing, divides tooth's socket and screw hole processing on the rack to go on in two steps, and the manufacturing process is wasted time and energy, influences the production efficiency of rack.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problem that the processing progress of a rack is slow in the prior art, and provides an elevator accessory rack forming device.

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

an elevator accessory rack forming device comprises a machine base and a driving motor located above the machine base, wherein a first sliding groove is formed in the machine base, a workbench is connected in the first sliding groove in a sliding mode, an output shaft of the driving motor is fixedly connected with a first synchronous wheel, the bottom of the driving motor is fixedly connected with a base, two second sliding blocks are fixedly connected with the bottom of the base, a sliding rail is connected at the bottom of each second sliding block in a sliding mode, the sliding rail is fixedly connected to the top of the machine base, a fixing groove is formed in the top of the machine base, a first screw rod is fixedly connected in the fixing groove, a nut is sleeved on the outer wall of the first screw rod in a threaded manner, a second synchronous wheel is fixedly sleeved on the outer wall of the nut, the second synchronous wheel is connected with the first synchronous wheel in a synchronous belt transmission mode, a third fixing block is sleeved on the outer wall of the nut in a rotating manner, the top fixed mounting of third fixed block is in the bottom of base, the one end fixed mounting of base has the spring, spring other end fixed mounting has the second fixed block, and second fixed block sliding connection is at the top of frame.

Preferably, the top of the base is fixedly connected with a speed changer, an input shaft of the speed changer is fixedly connected with the circle center of the first synchronizing wheel, and an output shaft of the speed changer is fixedly provided with a drill bit.

Preferably, the top end of the machine base is fixedly connected with a U-shaped fixing frame, one side of the U-shaped fixing frame is fixedly connected with a first fixing block, and the bottom of the first fixing block is fixedly connected with the machine base.

Preferably, the top inner wall of U type mount is equipped with the second sliding tray, one end fixed mounting has the motor in the second sliding tray, motor fixedly connected with second screw rod, and the other end of second screw rod and one side inner wall of second sliding tray rotate and be connected, the outer wall thread cover of second screw rod is equipped with two first sliders, U type mount top inner wall fixed mounting has the slide, and slide and first slider sliding connection, two the same fixed plate of bottom fixedly connected with of first slider, the internally mounted of fixed plate has the rotation motor, the output shaft fixedly connected with hobbing cutter of rotation motor.

Preferably, a drill hole is formed in the second fixing block, and one end, far away from the driving motor, of the drill bit penetrates through the drill hole.

Preferably, the first fixed block and the second fixed block are fixedly connected with a rubber layer on the side close to each other, and the rack can be prevented from being clamped by the first fixed block and the second fixed block through the rubber layer while the rack is fixed by the first fixed block and the second fixed block.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the rack fixing device, the motor is started, and the rotation of the motor sequentially drives the rotary table, the belt and the nut to rotate, so that the third fixing block is pushed to drive the base to push the spring to form thrust, the second fixing block is driven to fix the rack placed on the sliding base, and the rack is prevented from shaking in the later process of machining the rack.

2. According to the utility model, the driving motor rotates to drive the base to move towards the second fixed block, and the rotating shaft in the driving motor accelerates the movement of the drill bit through the transmission, so that the rack is drilled, the rack can be drilled while being fixed, the drilling tool is simple and convenient, and manual operation is not needed.

3. According to the gear rack machining device, after the gear rack is fixed, the motor is rotated to drive the hobbing cutter to rotate, in addition, the motor drives the second screw to rotate, the second screw drives the first sliding block and the fixing plate to slide towards one side, and then the hobbing cutter can machine the gear rack, so that the tooth socket is machined.

The rack forming machine is simple in structure and convenient and fast to operate, the rack can be fixed and drilled by starting the driving motor, the hob can cut and the drill can punch synchronously, the efficiency of rack forming work is improved, and the manual requirement in the manufacturing process is reduced.

Drawings

Fig. 1 is a three-dimensional schematic view of an elevator accessory rack forming device provided by the utility model;

fig. 2 is a front sectional view of a rack forming device for an elevator accessory according to the present invention;

fig. 3 is an enlarged view of a portion a in fig. 2.

In the figure: 1. a U-shaped fixing frame; 2. a machine base; 3. a first fixed block; 4. a second fixed block; 5. a first sliding groove; 6. a work table; 7. a first rotating electric machine; 8. drilling; 9. hobbing cutters; 10. a fixing plate; 11. a slideway; 12. a first slider; 13. a drive motor; 14. a first synchronizing wheel; 15. a synchronous belt; 16. a transmission; 17. a drill bit; 18. a spring; 19. a base; 20. a second slider; 21. a slide rail; 22. a second synchronizing wheel; 23. a nut; 24. a third fixed block; 25. a first screw; 26. fixing grooves; 27. a second screw; 28. a second sliding groove; 29. a second rotating electric machine.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Example one

Referring to fig. 1-3, an elevator accessory rack forming device comprises a base 2 and a driving motor 13 located above the base 2, a first sliding groove 5 is arranged in the base 2, a workbench 6 is slidably connected in the first sliding groove 5, an output shaft of the driving motor 13 is fixedly connected with a first synchronizing wheel 14, a base 19 is fixedly connected to the bottom of the driving motor 13, two second sliding blocks 20 are fixedly connected to the bottom of the base 19, a sliding rail 21 is slidably connected to the bottom of each second sliding block 20, the sliding rail 21 is fixedly connected to the top of the base 2, a fixing groove 26 is arranged at the top of the base 2, a first screw 25 is fixedly connected in the fixing groove 26, a nut 23 is sleeved on the outer wall of the first screw 25 in a threaded manner, a second synchronizing wheel 22 is fixedly sleeved on the outer wall of the nut 23, the second synchronizing wheel 22 is in transmission connection with the first synchronizing wheel 14 through a synchronous belt 15, a third fixing block 24 is sleeved on the outer wall of the nut 23 in a rotating manner, the top of the third fixing block 24 is fixedly installed at the bottom of the base 19, one end of the base 19 is fixedly installed with the spring 18, the other end of the spring 18 is fixedly installed with the second fixing block 4, and the second fixing block 4 is slidably connected to the top of the machine base 2.

Example two

An elevator accessory rack forming device comprises a machine base 2 and a driving motor 13 positioned above the machine base 2, a first sliding groove 5 is arranged in the machine base 2, a workbench 6 is connected in the first sliding groove 5 in a sliding manner, an output shaft of the driving motor 13 is fixedly connected with a first synchronous wheel 14, the bottom of the driving motor 13 is fixedly connected with a base 19, the bottom of the base 19 is fixedly connected with two second sliding blocks 20, the bottom of each second sliding block 20 is connected with a sliding rail 21 in a sliding manner, each sliding rail 21 is fixedly connected with the top of the machine base 2, the top of the machine base 2 is provided with a fixing groove 26, a first screw 25 is fixedly connected in the fixing groove 26, a nut 23 is sleeved on the outer wall of the first screw 25 in a threaded manner, a second synchronous wheel 22 is fixedly sleeved on the outer wall of the nut 23, the second synchronous wheel 22 is in transmission connection with the first synchronous wheel 14 through a synchronous belt 15, and a third fixing block 24 is sleeved on the outer wall of the nut 23 in a rotating manner, the top of a third fixed block 24 is fixedly arranged at the bottom of a base 19, one end of the base 19 is fixedly provided with a spring 18, the other end of the spring 18 is fixedly provided with a second fixed block 4, the second fixed block 4 is connected with the top of the machine base 2 in a sliding manner, one sides of the first fixed block 3 and the second fixed block 4 which are close to each other are fixedly connected with a rubber layer, the rack is fixed by the first fixed block 3 and the second fixed block 4 through the rubber layer, a drill hole 8 is arranged in the second fixed block 4, one end of a drill bit 17 far away from a driving motor 13 penetrates through the drill hole 8, the top of the base 19 is fixedly connected with a speed changer 16, and an input shaft of the speed changer 16 is fixedly connected with the circle center position of a first synchronous wheel 14, the output shaft fixed mounting of derailleur 16 has drill bit 17, and the top inner wall of U type mount 1 is equipped with second sliding tray 28, one end fixed mounting has the second to rotate motor 29 in the second sliding tray 28, the second rotates motor 29 fixedly connected with second screw rod 27, and one side inner wall of the other end of second screw rod 27 and second sliding tray 28 rotates and is connected, and the outer wall thread bush of second screw rod 27 is equipped with two first sliders 12, and 1 top inner wall fixed mounting of U type mount has slide 11, and slide 11 and first slider 12 sliding connection, and the same fixed plate 10 of bottom fixedly connected with of two first sliders 12, and the internally mounted of fixed plate 10 has first rotation motor 7, and the first output shaft fixedly connected with hobbing cutter 9 that rotates motor 7.

However, as is well known to those skilled in the art, the working principle and wiring method of the first rotating motor 7 and the driving motor 13 of the rack forming device are common and are conventional means or common knowledge, and will not be described herein, and those skilled in the art can make any choice according to their needs or convenience.

The working principle is as follows: the rack is placed on a workbench 6, the rack is moved to a corresponding position through the workbench 6, a driving motor 13 is started, the driving motor 13 drives a first synchronous wheel 14 to rotate, the first synchronous wheel 14 drives a synchronous belt 15 to rotate, the synchronous belt 15 drives a second synchronous wheel 22 to rotate, the second synchronous wheel 22 drives a nut 23 to rotate, the nut 23 drives a third fixed block 24 and a base 19 to move in parallel along the first screw rod 25 due to the threaded connection of a first screw rod 25 and the nut 23, the base 19 forms pressure on a spring 18, the elastic force of the spring 18 pushes the second fixed block 4 to clamp the rack, so that the rack is fixed, the driving motor 13 drives a drill bit 17 to rotate through a speed changer 16 when being started, the rotating speed of the drill bit 17 can be increased through the speed changer 16, and the drill bit 17 drills the rack while the base 19 moves towards the left side, the first rotating motor is started to drive the hob 9 to rotate, the second rotating motor 29 is started to drive the second screw 27 to rotate, the second screw 27 is in threaded connection with the first sliding block 12, the second screw 27 drives the first sliding block 12 and the fixing plate 10 to slide to one side, the hob 9 can process the rack, and the first rotating motor 7 drives the hob 9 to cut the surface of the rack, so that tooth grooves are processed.

Claims

1. An elevator accessory rack forming device comprises a machine base (2) and a driving motor (13) located above the machine base (2), wherein a first sliding groove (5) is formed in the machine base (2), a workbench (6) is connected in the first sliding groove (5) in a sliding mode, the elevator accessory rack forming device is characterized in that an output shaft of the driving motor (13) is fixedly connected with a first synchronous wheel (14), the bottom of the driving motor (13) is fixedly connected with a base (19), the bottom of the base (19) is fixedly connected with two second sliding blocks (20), the bottom of each second sliding block (20) is connected with a sliding rail (21) in a sliding mode, each sliding rail (21) is fixedly connected to the top of the machine base (2), a fixing groove (26) is formed in the top of the machine base (2), a first screw rod (25) is fixedly connected in the fixing groove (26), and a nut (23) is sleeved on the outer wall of the first screw rod (25), the fixed cover of outer wall of nut (23) is equipped with second synchronizing wheel (22), connect through hold-in range (15) transmission between second synchronizing wheel (22) and first synchronizing wheel (14), the outer wall of nut (23) rotates the cover and is equipped with third fixed block (24), the top fixed mounting of third fixed block (24) is in the bottom of base (19), the one end fixed mounting of base (19) has spring (18), spring (18) other end fixed mounting has second fixed block (4), and second fixed block (4) sliding connection is at the top of frame (2).

2. The forming device of the elevator accessory rack according to claim 1, characterized in that a transmission (16) is fixedly connected to the top of the base (19), an input shaft of the transmission (16) is fixedly connected with the circle center of the first synchronous pulley (14), and an output shaft of the transmission (16) is fixedly provided with a drill bit (17).

3. The elevator accessory rack forming device according to claim 1, wherein a U-shaped fixing frame (1) is fixedly connected to the top end of the machine base (2), a first fixing block (3) is fixedly connected to one side of the U-shaped fixing frame (1), and the bottom of the first fixing block (3) is fixedly connected with the machine base (2).

4. The elevator accessory rack molding device according to claim 3, wherein a second sliding groove (28) is formed in the inner wall of the top of the U-shaped fixing frame (1), a second rotating motor (29) is fixedly installed in the second sliding groove (28), an output shaft of the second rotating motor (29) is fixedly connected with a second screw rod (27), the other end of the second screw rod (27) is rotatably connected with the inner wall of one side of the second sliding groove (28), two first sliding blocks (12) are sleeved on the outer wall of the second screw rod (27) in a threaded manner, a slide way (11) is fixedly installed on the inner wall of the top end of the U-shaped fixing frame (1), the slide way (11) is slidably connected with the first sliding blocks (12), the bottom ends of the two first sliding blocks (12) are fixedly connected with the same fixing plate (10), and a first rotating motor (7) is installed inside the fixing plate (10), and an output shaft of the first rotating motor (7) is fixedly connected with a hob (9).

5. The elevator accessory rack molding device according to claim 1, wherein a drill hole (8) is formed in the second fixing block (4), and one end of the drill bit (17) far away from the driving motor (13) penetrates through the drill hole (8).

6. The elevator accessory rack molding device according to claim 3, wherein a rubber layer is fixedly connected to the side where the first fixing block (3) and the second fixing block (4) are close to each other.