CN213003619U

CN213003619U - Special workpiece press-fitting mechanism

Info

Publication number: CN213003619U
Application number: CN202021077806.8U
Authority: CN
Inventors: 李斌
Original assignee: Shanghai Wangqing Automation Technology Co ltd
Current assignee: Shanghai Wangqing Automation Technology Co ltd
Priority date: 2020-06-12
Filing date: 2020-06-12
Publication date: 2021-04-20
Anticipated expiration: 2030-06-12

Abstract

The utility model discloses a special work piece pressure equipment mechanism, include: operation panel, supporting seat, clamping mechanism, gear motor, coupling assembling, screw-nut subassembly and depression bar, supporting seat fixed mounting in on the operation panel, clamping mechanism fixed mounting in on the supporting seat, gear motor fixed mounting in on the operation panel, coupling assembling one end with gear motor drive end fixed connection, the screw-nut subassembly set up in on the operation panel, the utility model relates to a work piece pressure equipment technical field, this special work piece pressure equipment mechanism reasonable in design, the simple operation of being convenient for of application method through the mode that adopts electric drive screw-nut, realizes the automation of work piece and impresses, replaces manual work, improves pressure equipment quality and efficiency, reduces manual work intensity of labour.

Description

Special workpiece press-fitting mechanism

Technical Field

The utility model relates to a work piece pressure equipment technical field specifically is a special work piece pressure equipment mechanism.

Background

The special tool is an important part on a vehicle of a certain model, and the vehicle of the model is a special vehicle, so that a workshop production line is relatively lagged behind.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a special work piece pressure equipment mechanism through the mode that adopts electric drive screw-nut, realizes the automation of work piece and impresses, replaces manual work, improves pressure equipment quality and efficiency, reduces manual work intensity of labour, has solved the problem of mentioning in the above background art.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a special workpiece press-fitting mechanism mainly comprises: the device comprises an operating plate, a supporting seat, a clamping mechanism, a speed reducing motor, a connecting assembly, a screw rod nut assembly and a pressure rod;

the supporting seat fixed mounting in on the operation panel, clamping mechanism fixed mounting in on the supporting seat, gear motor fixed mounting in on the operation panel, coupling assembling one end with gear motor drive end fixed connection, the screw-nut subassembly set up in on the operation panel, screw-nut subassembly one end with the coupling assembling other end is connected, the depression bar set up in on the operation panel, depression bar one end with clamping mechanism is connected, the depression bar other end with the screw-nut subassembly other end is connected.

Preferably, a coupler is arranged on the connecting assembly, one end of the coupler is fixedly connected with the connecting assembly, and the other end of the coupler is fixedly connected with the screw nut assembly.

Preferably, the operating panel is provided with a supporting plate, the supporting plate is fixedly installed on the upper wall surface of the operating panel, and the supporting plate is located between the connecting assembly and the screw nut assembly.

Preferably, the operating panel is provided with a reinforcing rib, the bottom end of the reinforcing rib is fixedly connected with the operating panel, and the side wall surface of the reinforcing rib is fixedly connected with one side of the supporting plate.

Preferably, the reduction motor is a worm gear reducer with the reduction ratio of 1: 20.

Preferably, coupling assembling and the operation panel junction is provided with the connecting plate, the connecting plate and the operation panel junction is provided with the screw, the operation panel is rectangle platelike structure, a plurality of screw holes have been seted up on the operation panel.

Advantageous effects

The utility model provides a special work piece pressure equipment mechanism possesses following beneficial effect: the special workpiece press-fitting mechanism is reasonable in design, the using method is simple and convenient to operate, automatic press-fitting of the workpiece is achieved by adopting a mode of electrically driving the screw rod nut, manual operation is replaced, press-fitting quality and efficiency are improved, labor intensity of manual operation is reduced, and the problem that press-fitting quality and efficiency are difficult to guarantee due to the fact that the existing press-fitting mode is a screw rod nut mechanism and press-fitting is mainly achieved through manual operation is solved.

Drawings

Fig. 1 is a schematic view of the overall structure of a special workpiece press-fitting mechanism according to the present invention;

fig. 2 is a partial cross-sectional view of the special workpiece press-fitting mechanism of the present invention.

In the figure: 1. an operation panel; 2. a supporting seat; 3. a clamping mechanism; 4. a reduction motor; 5. a connecting assembly; 6. a feed screw nut assembly; 7. a pressure lever; 8. a coupling; 9. a support plate; 10. reinforcing ribs; 11. a connecting plate.

Detailed Description

The technical solution 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 some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.

Example (b): the utility model provides a technical scheme: as can be seen from the accompanying drawings 1-2 of the specification, the present application is a special workpiece press-fitting mechanism, which mainly comprises: the device comprises an operating panel 1, a supporting seat 2, a clamping mechanism 3, a speed reducing motor 4, a connecting assembly 5, a screw nut assembly 6 and a pressure lever 7, wherein the connecting relation is as follows:

supporting seat 2 fixed mounting is on operation panel 1, 3 fixed mounting of clamping mechanism is on supporting

seat

2, 4 fixed mounting of gear motor are on operation panel 1, 5 fixed mounting of coupling assembling is on operation panel 1, 5 one end of coupling assembling and 4 drive end fixed connection of gear motor, screw-nut subassembly 6 sets up on operation panel 1, 6 one ends of screw-nut subassembly are connected with the 5 other ends of coupling assembling, depression bar 7 sets up on operation panel 1, 7 one ends of depression bar are connected with clamping mechanism 3, the 7 other ends of depression bar are connected with the 6 other ends of screw-nut subassembly.

According to the situation, when the press fitting device is used, the clamping mechanism 3 is fixedly supported through the supporting seat 2, the pressing rod 7 and a workpiece are fastened through the clamping mechanism 3, the speed reducing motor 4 is started, the connecting assembly 5 is driven to rotate through the rotation of the speed reducing motor 4, the lead screw nut assembly 6 is driven to rotate, the pressing rod 7 is driven to rotate through the rotation of the lead screw nut assembly 6, and the press fitting of the workpiece is completed.

According to the size of the part, the length of a joint surface, the material of the part and the like, the press-fitting force and the press-fitting time of the press-fitting equipment component in the press-fitting process are different, and the equipment parameters are as follows:

the diameter of a workpiece joint surface is 22mm, the size of the joint length is 23mm, the maximum interference magnitude is 0.06mm, and the elastic modulus E of a workpiece material is as follows: 200000N/mm²(ii) a Outer diameter of the containing part: 35 mm; inner diameter of the accommodated part: 0 mm; poisson ratio: v is 0.3, and the friction coefficient mu of the joint surface is 0.1; calculating to obtain the pressure of 2.6t required for press-fitting the part, wherein the torque converted into the screw rod is about 42 N.m;

according to the required torque and the field operation time, a servo motor with the power of 1.5kw and the torque of 4.78 N.m is selected, a worm and gear speed reducer with the speed reduction ratio of 1:20 is simultaneously selected, and the working time of back and forth press mounting of the press mounting equipment is calculated to be 47s according to the selected motor, speed reducer and screw rod;

according to the selected motor power of 1.5Kw, the torque of 4.78 N.m, the speed reduction ratio of the speed reducer is 1:20, and the specification of the screw rod Tr 32X 3, the calculated output torque T of the speed reducer is 4.78X 20-95.6 N.m, which is larger than the actually required 42 N.m, and the horizontal thrust F of the screw rod nut is 2 pi T eta/s-60000N (about 6 tons of force), so that the press-fitting force requirement of the press-fitting equipment is met.

As preferred scheme, still further, be provided with shaft coupling 8 on the coupling assembling 5, 8 one ends of shaft coupling and coupling assembling 5 fixed connection, 8 other ends of shaft coupling and screw-nut subassembly 6 fixed connection, increase the connectivity between coupling assembling 5 and the screw-nut subassembly 6 through shaft coupling 8.

Preferably, the operation panel 1 is provided with a support plate 9, the support plate 9 is fixedly mounted on the upper wall surface of the operation panel 1, the support plate 9 is positioned between the connecting component 5 and the lead screw nut component 6, and the lead screw nut component 6 is supported by the support plate 9.

Preferably, the operation panel 1 is provided with a rib 10, the bottom end of the rib 10 is fixedly connected with the operation panel 1, the side wall surface of the rib 10 is fixedly connected with one side of the support plate 9, and the rib 10 increases the stability between the support plate 9 and the operation panel 1.

Preferably, a connecting plate 11 is arranged at the joint of the connecting assembly 5 and the operating plate 1, screws are arranged at the joint of the connecting plate 11 and the operating plate 1, the operating plate 1 is in a rectangular plate-shaped structure, and a plurality of threaded holes are formed in the operating plate 1.

It is to be noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action, without necessarily requiring or implying any such actual relationship or order between such entities or operations, furthermore, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements, but also includes other elements not expressly listed or inherent to such process, method, article, or apparatus, without further limitation, an element defined by the phrase "comprising one.. may, it does not exclude the presence of additional identical elements in a process, method, article or apparatus that comprises a said element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a special work piece pressure equipment mechanism which characterized in that mainly includes: the device comprises an operating plate (1), a supporting seat (2), a clamping mechanism (3), a speed reducing motor (4), a connecting assembly (5), a screw nut assembly (6) and a pressing rod (7);

supporting seat (2) fixed mounting in on operation panel (1), clamping mechanism (3) fixed mounting in on supporting seat (2), gear motor (4) fixed mounting in on operation panel (1), coupling assembling (5) one end with gear motor (4) drive end fixed connection, screw-nut subassembly (6) set up in on operation panel (1), screw-nut subassembly (6) one end with the coupling assembling (5) other end is connected, depression bar (7) set up in on operation panel (1), depression bar (7) one end with clamping mechanism (3) are connected, depression bar (7) other end with the screw-nut subassembly (6) other end is connected.

2. The special workpiece press-fitting mechanism according to claim 1, wherein a coupler (8) is arranged on the connecting component (5), one end of the coupler (8) is fixedly connected with the connecting component (5), and the other end of the coupler (8) is fixedly connected with the lead screw nut component (6).

3. The special workpiece press-fitting mechanism according to claim 1, characterized in that a support plate (9) is arranged on the operation plate (1), the support plate (9) is fixedly installed on the upper wall surface of the operation plate (1), and the support plate (9) is located between the connection assembly (5) and the lead screw nut assembly (6).

4. The special workpiece press-fitting mechanism according to claim 3, characterized in that a reinforcing rib (10) is arranged on the operating plate (1), the bottom end of the reinforcing rib (10) is fixedly connected with the operating plate (1), and the side wall surface of the reinforcing rib (10) is fixedly connected with one side of the supporting plate (9).

5. The special workpiece press-fitting mechanism according to claim 1, wherein the reduction motor (4) is a worm gear reducer with a reduction ratio of 1: 20.

6. The special workpiece press-fitting mechanism according to claim 1, wherein a connecting plate (11) is arranged at the joint of the connecting assembly (5) and the operating plate (1), a screw is arranged at the joint of the connecting plate (11) and the operating plate (1), the operating plate (1) is in a rectangular plate-shaped structure, and a plurality of threaded holes are formed in the operating plate (1).