CN203219137U

CN203219137U - Press

Info

Publication number: CN203219137U
Application number: CN 201320181072
Authority: CN
Inventors: 潘晋
Original assignee: ANHUI WANXIN MOTOR CO LTD
Current assignee: ANHUI WANXIN MOTOR CO LTD
Priority date: 2013-04-11
Filing date: 2013-04-11
Publication date: 2013-09-25
Anticipated expiration: 2023-04-11

Abstract

The utility model discloses a press. An upper side of a support platform of the press is fixedly and integratedly provided with a bracketing assembly which is used for bracketing a press-fitted piece loaded from the support platform. The bracketing assembly and the support platform are arranged in an angle-form manner. The support platform and the bracketing assembly are hinged to a frame, and the axis of a first hinge shaft forming hinge connection is parallel to a junction line of the support platform and the bracketing assembly. The frame is also provided with a pushing mechanism which pushes the support platform and the bracketing assembly and flips around the first hinge shaft. The upper side of the support platform is fixedly provided with the bracketing assembly, the support platform and the bracketing assembly are hinged to the frame, and after a to-be-press-fitted piece is press fitted, the pushing mechanism pushes the support platform and the bracketing assembly to flip, and thus a press-fitted piece on the support platform is loaded to the bracketing assembly, and the posture of the press-fitted piece is changed correspondingly, thereby facilitating subsequent conveying and processing.

Description

Press

Technical field

The utility model relates to a kind of press and utilizes this press to press-fit the method for stator and motor case.

Background technology

Traditional press can only be finished mostly and wait to press-fit press-fiting of part, and part to be press-fited press-fits also to be needed manually will press-fit the good part that press-fits after finishing and move away from, this mode of operation press-fit part labour intensity greatly for greater weight and efficient low.Also need earlier the attitude that press-fits part to be overturn to adjust to carry out the part that press-fits that subsequent processing is handled operation again for some in addition, its operation is more constant.For example, the assembling of motor, it is stator and motor case to be press-fited then assembling with rotor earlier.Stator and motor case press-fit to adopt and vertically press-fit, and rotor with press-fit after stator adopt horizontal assembling, that is to say that stator to the subsequent processing and rotor that needs after coming to an agreement son finishes after press-fiting with motor case manually to move and overturn after press-fiting assembles, and is unfavorable for motor production fast continuously.

The utility model content

Primary and foremost purpose of the present utility model provides a kind of be used to the press that press-fits stator and motor case, can effectively address the above problem, and realizes the upset that press-fits part after press-fiting and is convenient to carry.

For achieving the above object, the utility model has adopted following technical scheme: a kind of press, it is characterized in that: comprise frame, frame is provided with for bracketing and waits that the saddle and the treating of saddle top setting that press-fit part press-fit the pressure head that part press-fits, the upside of described saddle is provided with the bracketing assembly that press-fits part under the unloading on the bracketing saddle that is used for that fixes as one with it, described bracketing assembly and saddle are the angle type and arrange, described saddle/bracketing assembly and frame are articulated and connected, and constitute the handing-over line layout that the first jointed shaft axis that is articulated and connected is parallel to saddle and bracketing assembly, also be provided with the pushing mechanism that promotion saddle and bracketing assembly overturn around first jointed shaft on the described frame, pushing mechanism promotes saddle and is in two states, and one is saddle bracketing part to be press-fited, pressure head is treated and is press-fited the bracketing position that part press-fits; It two is offloaded to unloading position on the bracketing assembly for the part that press-fits of saddle upset back on it.

By at the upside setting of the saddle bracketing assembly fixed with it, and saddle/bracketing assembly and frame be articulated and connected, after part to be press-fited like this press-fits well, overturn by pushing mechanism promotion saddle and bracketing assembly, make the part that press-fits on the saddle be offloaded on the bracketing assembly, the attitude that press-fits part simultaneously also changes accordingly, is convenient to follow-up conveying and processing processing.

Another purpose of the present utility model provides a kind of method of utilizing this press to press-fit stator and motor case, may further comprise the steps:

S1: saddle is in the bracketing position, and motor case is vertical as on the saddle, and an end of stator is plugged in the upper end of motor case, and pressure head presses down stator, has press-fited until stator and motor case and has closed;

S2: press-fited close after, pushing mechanism promotes saddle and the bracketing assembly overturns around first jointed shaft, the Stator and electrical machine casing after press-fiting unloads on the mounting bracketing assembly, is delivered to subsequent processing and handles.

Description of drawings

Fig. 1 is structural representation of the present utility model;

Fig. 2,3 is the two states schematic diagram that saddle is in bracketing position and unloading position respectively;

Fig. 4,5 carries out the forward and backward view that attitude is adjusted for pushing mechanism promotes to press-fit part;

Fig. 6 is the A-A cutaway view of Fig. 4;

Fig. 7 is the structural representation of buffing pad;

Fig. 8 is the structural representation of upper and lower mould;

Fig. 9 is the structural representation of stator.

Embodiment

As Fig. 1,2, shown in 3, a kind of press, comprise frame 10, frame 10 is provided with for bracketing and waits that the saddle 20 and the treating of saddle 20 tops setting that press-fit part press-fit the pressure head 30 that part press-fits, the upside of described saddle 20 is provided with the bracketing assembly 40 that press-fits part under the unloading on the bracketing saddle 20 that is used for that fixes as one with it, described bracketing assembly 40 is the angle type with saddle 20 and arranges, described saddle 20/ bracketing assembly 40 is articulated and connected with frame 10, and constitute the handing-over line layout that first jointed shaft, 21 axis that are articulated and connected are parallel to saddle 20 and bracketing assembly 40, also be provided with the pushing mechanism 50 that promotion saddle 20 and bracketing assembly 40 overturn around first jointed shaft 21 on the described frame 10, pushing mechanism 50 promotes saddle 20 and is in two states, and one is saddle 20 bracketings parts to be press-fited, pressure head 30 is treated and is press-fited the bracketing position that part press-fits; It two is offloaded to unloading position on the bracketing assembly 40 for the part that press-fits of saddle 20 upset back on it.Here the handing-over line of said saddle 20 and bracketing assembly 40 refers to the handing-over line between the table top of saddle 20 and the bracketing face that bracketing assembly 40 bracketings press-fit part; Therefore first jointed shaft, 21 axis are parallel to the length direction setting that handing-over line layout also can be regarded as first jointed shaft, 21 edge handing-over lines.In the utility model by waiting that the saddle 20 that press-fits part arranges the bracketing assembly 40 that connects as one with it being used for bracketing, and saddle 20/ bracketing assembly 40 is articulated and connected with frame 10, like this after press press-fits part, overturn around first jointed shaft 21 by pushing mechanism 50 promotion saddles 20 and bracketing assembly 40, because saddle 20 is connected for the angle type with bracketing assembly 40, therefore in switching process, press-fiting part will overturn automatically and drop down onto on the bracketing assembly 40, realization press-fits the unloading of part and the adjusting of attitude, is convenient to follow-up transportation and processing processing.

As figure, shown in 4,5, be to utilize press provided by the utility model that Stator and electrical machine casing 41 is press-fited two states in the process, the concrete operations step that it press-fits is:

S1: saddle 20 is in the bracketing position, and motor case 61 is vertical, and an end of stator is plugged in the upper end of motor case 61 as on the saddle 61, and pressure head 30 presses down stator, has press-fited until stator and motor case 61 and has closed;

S2: press-fited close after, pushing mechanism 50 promotes saddles 20 and bracketing assembly 40 around 21 upsets of first jointed shaft, the Stator and electrical machine casing 61 after press-fiting unloads on the mounting bracketing assembly 40, is delivered to subsequent processing and handles.

Therefore, so just can realize the Stator and electrical machine casing 41 after press-fiting by vertical being convenient to the enforcement of frock and other operational sequences of follow-up rotor to horizontal attitude adjustment and transportation, improve the production efficiency of motor.

For ease of press-fiting the conveying of part, during concrete operations, bracketing assembly 40 can be set to a pair of conveying mechanism formation that part carries out bracketing and conveying that press-fits, described conveying mechanism comprises the conveying roller 41 that the parallel columns shape is arranged, the two ends difference rotational fixation of conveying roller 41 is on two crossbeams, the axis of conveying roller 41 is parallel or perpendicular to first jointed shaft, 21 axis arranged, that is, the throughput direction of conveying mechanism is perpendicular or parallel to be arranged in first jointed shaft 21, during concrete operations, can require to choose the throughput direction of conveying mechanism according to the different attitude adjustment that press-fits part and follow-up frock, the part that press-fits after will press-fiting timely is delivered to subsequent processing with attitude more preferably and handles, and the conveying mechanism here also can adopt the mode of movement that belt is carried or other are commonly used to replace certainly.

More specifically scheme is, one side portion of described saddle 20 and frame 10 are articulated and connected and this side portion Joint of bracketing assembly 40 and saddle 20 is one, described pushing mechanism 50 is that cylinder/oil cylinder that saddle 20 belows arrange constitutes, and the cylinder body 51, the piston rod 52 that constitute cylinder/oil cylinder are articulated and connected with frame 10 and saddle 20 respectively and constitute this two second and third jointed shaft that is articulated and connected and all parallel layout with first jointed shaft 21.Angle between described bracketing assembly 40 and the saddle 20 is 80～95 °, and more preferred angle is 90 °.Saddle 20 has first Race Line 11 away from one side arranged outside that bracketing assembly 20 is set, saddle 20 is in when position unloading, the position relative with bracketing assembly 40 discharge ports is provided with second Race Line 12, and first and

second Race Line

11,12 throughput direction are all perpendicular to first jointed shaft, 21 axis.First and second Race

Line

11,12 by arranging so just can realize treating the continuity fast that press-fits part and press-fit, and the attitude adjustment, improves the working (machining) efficiency of waiting to press-fit part greatly, increases economic efficiency.

Use the utility model can effectively realize the different parts that press-fits is press-fited and the attitude adjustment, but for the different parts that press-fits, when concrete operations, also need to consider press-fit part in switching process stable position and prevent from press-fiting part and problem such as bracketing assembly 40 bumps.As press-fiting for Stator and electrical machine casing 41, in switching process, need to prevent Stator and electrical machine casing 61 in switching process with conveying mechanism bump and be offloaded to that problems such as rolling take place at conveying mechanism in the back on the conveying mechanism, therefore before pushing mechanism 50 promotes saddles 20 and bracketing assembly 40 and overturns, also need on the bracketing face of bracketing assembly 40, to place successively retainer plate 65 and buffing pad 66, described buffing pad 66 offers the groove 66a that matches with motor case 61 profiles near the outer surface of motor case 61 1 sides in its body, the flute length direction of groove 66a is axially consistent with motor case 61, make the wall of groove 66a and the surface of motor case 61 fit, concrete as Fig. 5,6, shown in 7, like this after

saddle

20 and 40 upsets of bracketing mechanism, horizontal being arranged on the buffing pad 66 that stator after press-fiting and motor case 61 energy are stable, stator after the feasible upset and the attitude of motor case 61 are certain, thereby are convenient to assembling and other subsequent operations of rotor.Buffing pad 66 can adopt elastic foam material to constitute, and retainer plate 65 adopts high-intensity antifriction material to constitute, and guarantees to press-fit part and can stablize conveying stably on conveying mechanism.

In addition, shown in Fig. 6,8,9, before press-fiting, need the upper and lower

pressing mold

63,64 that motor case 61 and stator press-loading is positioned being provided for respectively between pressure head 30 and the stator and between saddle 20 and the motor case 61; On described,

dip mold

63,64 are the pipe fitting formation that external diameter is reducing, comprise that respectively diameter is greater than the first body section 63a of motor case 61 internal diameters, 64a, and external diameter is less than motor case 61 internal diameters and the internal diameter second body section 63b greater than stator end coil 621 external diameters, 64b, the

first body section

63a, 64a and the second body section 63b, on between the 64b, counterdie 63, the table top 63d that forms on 64 lateral walls, 64d is respectively applied to two ends end face with motor case 51 and leans to fit and position, the

second body section

63b, 64b and the stator core 62 end faces body end that contacts that fits offers the 63c of vacancy portion, 64c, the 63c of this vacancy portion, corresponding the offering of locking pin that arranges on 64c and the stator core 62.By the upper and

lower mould

63,64 that arranges, guarantee that stator and motor case 61 can press-fit with core, in addition the two ends end face of

table top

63d, 64d and motor case 51 lean applying, the

second body section

63b, 64b end end face all respectively with the inconsistent applying of two ends end face of stator core 62, thereby certain to the position in motor case 51 behind the assurance stator press-loading, the quality of assurance motor.Because stator core 62 is to be locked by the locking pin by the tin plate of folded sign indicating number shape to constitute, the two ends of locking pin will protrude from the outer surface of the tin plate at stator core 62 both ends, therefore by at the

second body section

63b, 64b offers vacancy portion 63c, the 64c corresponding with locking pin, prevent that stator and motor case 61 from causing the damage of stator core 62 when press-fiting, make the motor of producing have quality problems.

In a word, the utility model can effectively realize treating press-fit part press-fit and press-fit upset and conveying after the press-fiting of part, be convenient to follow-up to press-fiting the further processing operation of part.

Claims

1. press, it is characterized in that: comprise frame (10), frame (10) is provided with for bracketing and waits to press-fit the pressure head (30) that press-fits part and press-fit for the treatment of that the saddle (20) of part and saddle (20) top arrange, the upside of described saddle (20) is provided with the bracketing assembly (40) that press-fits part under upward the unloading for bracketing saddle (20) of fixing as one with it, described bracketing assembly (40) is the angle type with saddle (20) and arranges, described saddle (20)/bracketing assembly (40) is articulated and connected with frame (10), and constitute the handing-over line layout that first jointed shaft (21) axis that is articulated and connected is parallel to saddle (20) and bracketing assembly (40), also be provided with the pushing mechanism (50) that promotion saddle (20) and bracketing assembly (40) overturn around first jointed shaft (21) on the described frame (10), pushing mechanism (50) promotes saddle (20) and is in two states, and one is saddle (20) bracketing part to be press-fited, pressure head (30) is treated and is press-fited the bracketing position that part press-fits; It two is offloaded to unloading position on the bracketing assembly (40) for the part that press-fits of saddle (20) upset back on it.

2. press as claimed in claim 1 is characterized in that: described bracketing assembly (40) press-fits the conveying mechanism that part carries out bracketing and conveying and constitutes for a pair of.

3. press as claimed in claim 1, it is characterized in that: a side portion of described saddle (20) and frame (10) are articulated and connected and this side portion Joint of bracketing assembly (40) and saddle (20) is one, described pushing mechanism (50) is that cylinder/oil cylinder that saddle (20) below arranges constitutes, and the cylinder body (51), the piston rod (52) that constitute cylinder/oil cylinder are articulated and connected with frame (10) and saddle (20) respectively and constitute this two second and third jointed shaft that is articulated and connected and all parallel layout with first jointed shaft (21).

4. as claim 2 or 3 described press, it is characterized in that: the angle between described bracketing assembly (40) and the saddle (20) is 80～95 °.

5. press as claimed in claim 2, it is characterized in that: described conveying mechanism comprises the conveying roller (41) that the parallel columns shape is arranged, rotational fixation is on two crossbeams respectively for the two ends of conveying roller (41), and the axis of conveying roller (41) is parallel or perpendicular to first jointed shaft (21) axis arranged.

6. press as claimed in claim 4, it is characterized in that: saddle (20) has first Race Line (11) away from one side arranged outside that bracketing assembly (20) is set, saddle (20) is in when unloading the position, the position relative with bracketing assembly (40) discharge port is provided with second Race Line (12), and the throughput direction of first and second Race Line (11,12) is all perpendicular to first jointed shaft (21) axis.