阅读说明：本技术 一种钢轨垫板切断步进式自动送料机构及方法 (Steel rail base plate cutting stepping type automatic feeding mechanism and method ) 是由 洪振兴 巩立强 王铁兴 于 2021-08-19 设计创作，主要内容包括：一种钢轨垫板切断步进式自动送料机构及方法,包括上滑块剪刃、下剪刃、凸轮、机体、推轮、滑动支座、小弹簧、连杆、卡料器,凸轮铰接在支架上,上滑块剪刃与凸轮的一侧顶接,当上滑块剪刃下降时,上滑块剪刃从一侧推动凸轮向另一侧摆动,机体在凸轮的另一侧与凸轮顶接,机体能够在滑动支座上往复移动,连杆铰接在机体的底部,连杆中部与机体之间设置小弹簧,卡料器的一端与连杆铰接,连杆的前端设有防止卡料器向前摆动的定位挡,卡料器上设有条料穿接口。本发明能够连续进行条料剪断,不影响正常生产节奏,操作调整方便,通用性强,能够适应不同型号垫板加工；全过程可实现自动化操作,可降低工人劳动强度,大幅度提高生产效率。(A step-by-step automatic feeding mechanism and method for cutting off steel rail base plates comprises an upper sliding block shear blade, a lower shear blade, a cam, a machine body, a push wheel, a sliding support, a small spring, a connecting rod and a material clamping device, wherein the cam is hinged to a support, the upper sliding block shear blade is connected with one side of the cam in a propping mode, when the upper sliding block shear blade descends, the upper sliding block shear blade pushes the cam to swing towards the other side from one side, the machine body is connected with the cam in a propping mode on the other side of the cam, the machine body can move on the sliding support in a reciprocating mode, the connecting rod is hinged to the bottom of the machine body, the small spring is arranged between the middle of the connecting rod and the machine body, one end of the material clamping device is hinged to the connecting rod, a positioning block for preventing the material clamping device from swinging forwards is arranged at the front end of the connecting rod, and a strip material penetrating port is arranged on the material clamping device. The strip material shearing machine can continuously shear strip materials, does not influence the normal production rhythm, is convenient to operate and adjust, has strong universality, and can adapt to the processing of base plates of different models; the whole process can realize automatic operation, the labor intensity of workers can be reduced, and the production efficiency is greatly improved.)

1. The utility model provides a rail backing plate cuts off marching type dynamic sending machine, its characterized in that, includes slider-up shear blade, lower shear blade, cam, organism, pushing wheel, sliding support, little spring, connecting rod, card material ware, the cam articulates on the support, slider-up shear blade and one side apical grafting of cam, when slider-up shear blade descends, slider-up shear blade promotes the cam from one side and swings to the opposite side, the organism is in the opposite side and the cam apical grafting of cam, the organism can be on sliding support reciprocating motion, the connecting rod articulates the bottom at the organism, set up little spring between connecting rod middle part and the organism, the one end of card material ware is articulated with the connecting rod, the front end of connecting rod is equipped with the location fender that prevents card material ware forward swing, be equipped with the strip material interface on the card material ware.

2. The automatic steel rail base plate cutting stepping feeding mechanism as claimed in claim 1, wherein the upper slider shear blade comprises an upper slider, a pressing wheel and an upper shear blade, the upper shear blade is mounted at the bottom of the upper slider, the upper slider is provided with the pressing wheel, and the pressing wheel can roll up and down along one side of the cam.

3. The automatic steel rail base plate cutting stepping feeding mechanism as claimed in claim 1, wherein a pushing wheel is arranged at the end of the machine body, and the pushing wheel is connected with the cam in a rolling manner at the other side of the cam.

4. The automatic stepping steel rail base plate feeding mechanism as claimed in claim 1, wherein the sliding support comprises a large spring, a support and a fixed shaft, the fixed shaft is fixed on the support, the machine body slides back and forth along the fixed shaft, and the large spring is sleeved on the fixed shaft and is arranged between the support and the machine body.

5. The automatic stepping steel rail base plate cutting-off feeding mechanism according to claim 1, further comprising a feeding roller way, wherein the strip is arranged on the feeding roller way and penetrates through a strip penetrating port of the material clamping device.

6. A method of feeding a rail pad cutting step type automatic feeding mechanism according to any one of claims 1 to 5, comprising:

1) the upper sliding block shear blade presses downwards to be in butt joint with the lower shear blade to cut off the strip material, the upper sliding block shear blade presses downwards and pushes the cam to the other side, the cam pushes the machine body simultaneously, the machine body drives the connecting rod and the material clamping device to move backwards by a step distance, a strip material penetrating port of the material clamping device is not in contact with the strip material, and the strip material is not moved;

2) the upper sliding block shear blade moves upwards, the machine body moves forwards under the elastic force of the large spring, the material clamping device swings and inclines to clamp the strip material, the strip material is driven to move forwards by a step pitch, and automatic feeding is achieved.

Technical Field

The invention relates to the technical field of stamping production, in particular to a steel rail base plate cutting stepping type automatic feeding mechanism and a method.

Background

The iron tie plate under the rail between the steel rail and the sleeper is one of important parts in the rail structure and plays an important role in vibration reduction in a wheel-rail power system. Along with the development of heavy haul railway transportation, the axle load is increased day by day, and when the steel rail is gradually heavy, higher requirements are provided for the performance of the base plate, and the base plate is required to have good vibration reduction performance, impact resistance and long service life. The cutting of the steel rail base plate is the first process of the production and processing of the iron base plate, the prior art of cutting the steel rail base plate in a punch press adopts manual feeding, and the labor intensity of workers is high, the danger is high, and the production efficiency is low.

Disclosure of Invention

The invention aims to provide a steel rail base plate cutting stepping type automatic feeding mechanism and a method. The invention has simple structure, convenient operation, safe and reliable use, can reduce the labor intensity of workers and greatly improve the production efficiency.

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

the utility model provides a rail backing plate cuts off marching type dynamic sending machine, includes top shoe shear blade, lower shear blade, cam, organism, pushing wheel, sliding support, little spring, connecting rod, card material ware, the cam articulates on the support, top shoe shear blade and one side apical grafting of cam, when the top shoe shear blade descends, top shoe shear blade promotes the cam from one side and swings to the opposite side, the organism is in the opposite side and the cam apical grafting of cam, the organism can be on sliding support reciprocating motion, the connecting rod articulates the bottom at the organism, set up little spring between connecting rod middle part and the organism, the one end and the connecting rod of card material ware are articulated, the front end of connecting rod is equipped with the location that prevents card material ware swing forward and keeps off, it wears the interface to be equipped with the strip on the card material ware.

The upper sliding block shear blade comprises an upper sliding block, a pressing wheel and an upper shear blade, the upper shear blade is installed at the bottom of the upper sliding block, the pressing wheel is arranged on the upper sliding block, and the pressing wheel can roll up and down along one side of the cam.

The end part of the machine body is provided with a push wheel, and the push wheel is connected with the cam in a rolling way on the other side of the cam.

The sliding support comprises a large spring, a support and a fixed shaft, the fixed shaft is fixed on the support, the machine body slides back and forth along the fixed shaft, and the large spring is sleeved on the fixed shaft and is arranged between the support and the machine body.

The device also comprises a feeding roller way, and the strip material is arranged on the feeding roller way and is connected in the strip material passing port of the material clamping device in a penetrating way.

A feeding method of a steel rail base plate cutting stepping type automatic feeding mechanism comprises the following steps:

1) the upper sliding block shear blade presses downwards to be in butt joint with the lower shear blade to cut off the strip material, the upper sliding block shear blade presses downwards and pushes the cam to the other side, the cam pushes the machine body simultaneously, the machine body drives the connecting rod and the material clamping device to move backwards by a step distance, a strip material penetrating port of the material clamping device is not in contact with the strip material, and the strip material is not moved;

2) the upper sliding block shear blade moves upwards, the machine body moves forwards under the elastic force of the large spring, the material clamping device swings and inclines to clamp the strip material, the strip material is driven to move forwards by a step pitch, and automatic feeding is achieved.

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

1) the invention can continuously cut off the strip material without influencing the normal production rhythm;

2) the invention has convenient operation and adjustment and strong universality, can adapt to the processing of base plates of different models and greatly saves the tooling investment;

3) the whole process of the invention can realize automatic operation, can reduce the labor intensity of workers and greatly improve the production efficiency.

Drawings

Fig. 1 is a schematic view of the structure of the present invention (the cutting process operating state).

Fig. 2 is a schematic view of the structure of the present invention (the feeding process operating state).

Fig. 3 is an enlarged view of point a of fig. 1.

Fig. 4 is an enlarged view of point a of fig. 2.

In the figure: 1. the automatic feeding device comprises an upper sliding block, 11 parts of an upper shear blade, 12 parts of a pressing wheel, 2 parts of a workbench, 21 parts of a lower shear blade, 3 parts of a cam, 31 parts of a pin shaft, 4 parts of a machine body, 41 parts of a pushing wheel, 42 parts of a small spring, 43 parts of a connecting rod, 44 parts of a clamping device, 5 parts of a support, 51 parts of a large spring, 52 parts of a fixed shaft, 6 parts of a feeding roller way and 7 parts of a strip material.

Detailed Description

The present invention will be described in detail below, but the scope of the present invention is not limited to the following embodiments.

The utility model provides a rail backing plate cuts off marching type autoloading mechanism, includes slider shear blade, lower shear blade 21, cam 3, organism 4, pushing wheel 41, sliding support, little spring 42, connecting rod 43, card material ware 44, cam 3 articulates on the support, slider shear blade and one side top of cam 3 connect, and when slider shear blade descends, slider shear blade promotes cam 3 to the swing of another side from one side on slider shear blade, organism 4 and cam 3 top connect at the opposite side of cam 3, organism 4 can be on sliding support reciprocating motion, connecting rod 43 articulates the bottom at organism 4, set up little spring 42 between connecting rod 43 middle part and organism 4, the one end of card material ware 44 is articulated with connecting rod 43, the front end of connecting rod 43 is equipped with the location that prevents card material ware 44 forward swing and keeps off, be equipped with the strip material interface on the card material ware 44.

The upper sliding block cutting edge comprises an upper sliding block 1, a pressing wheel 12 and an upper cutting edge 11, wherein the upper cutting edge 11 is installed at the bottom of the upper sliding block 1, the pressing wheel 12 is arranged on the upper sliding block 1, and the pressing wheel 12 can roll up and down along one side of the cam 3.

The end part of the machine body 4 is provided with a push wheel 41, and the push wheel 41 is connected with the cam 3 in a rolling way on the other side of the cam.

The sliding support comprises a large spring 51, a support 5 and a fixed shaft 52, the fixed shaft 52 is fixed on the support 5, the machine body 4 slides back and forth along the fixed shaft 52, and the large spring 51 is sleeved on the fixed shaft 52 and is arranged between the support 5 and the machine body 4.

The device also comprises a feeding roller table 6, and the strip 7 is arranged on the feeding roller table 6 and is connected in a strip passing port of the material clamping device 44 in a penetrating way.

A feeding method of a steel rail base plate cutting stepping type automatic feeding mechanism comprises the following steps:

1) the upper sliding block shear blade presses downwards to be in butt joint with the lower shear blade 21 to cut off the strip material 7, the upper sliding block shear blade presses downwards and pushes the cam 3 to the other side, the cam 3 pushes the machine body 4 simultaneously, the machine body 4 drives the connecting rod 43 and the material clamping device 44 to move backwards by a step distance, a strip material penetrating port of the material clamping device 44 is not in contact with the strip material 7, and the strip material 7 is not moved;

2) the upper sliding block cutting edge moves upwards, the machine body 4 moves forwards under the elastic force of the large spring 51, the material clamping device 44 swings and inclines to clamp the strip material 7, the strip material 7 is driven to move forwards by a step distance, and automatic feeding is achieved.

The upper sliding block 1 is provided with an upper shear blade 11 and a pressing wheel 12, and the pressing wheel 12 is contacted with the upper part of the cam 3; a lower shear blade 21 is arranged on the workbench 2; the cam 3 can rotate by taking the pin shaft 31 as a center; the lower part of the machine body 4 is provided with a connecting rod 43 and a material clamping device 44, the rear part of the connecting rod 43 is hinged with the machine body 4, the front part of the connecting rod 43 is hinged with the material clamping device 44, the end part of the connecting rod 43 is provided with a positioning stop for limiting the material clamping device 44 to tilt forwards, the middle part of the connecting rod 43 is connected with the machine body 4 through a small spring 42 to keep balance, the end part of the machine body 4 is provided with a push wheel 41, and the push wheel 41 is contacted with the lower part of the cam 3; a fixed shaft 52 is arranged on the support 5, a large spring 51 is arranged on the fixed shaft 52, and the large spring 51 generates compression and deformation between the machine body 4 and the support 5; the strip material 7 enters the material clamping device 44 through the feeding roller path 6 and is sent to the upper and lower shearing edges for cutting operation.

The strip material 7 is conveyed through the feeding roller way 6 and passes through the material clamping device 44 of the machine body 4, and a gap is slightly reserved between the strip material 7 and the material clamping device 44. When the upper slide block 1 drives the upper shear blade 11 to shear, the upper shear blade 1 descends to coincide with the lower shear blade 21 of the workbench 2, the strip 7 is cut off, the pinch roller 12 moves downwards along with the descending process of the upper shear blade 1, the pinch roller 12 presses the upper part of the cam 3, the cam 3 rotates downwards by taking the pin shaft 31 as the center, the lower part of the cam 3 applies retreating force to the push wheel 41 of the machine body 4, the push wheel 41 drives the machine body 4 to move backwards integrally along the fixed shaft 52, the machine body 4 moves backwards, the connecting rod 43 and the material clamping device 44 are driven to move backwards, the connecting rod 43 keeps straight under the action of the small spring 42, the material clamping device 44 drives the material clamping device 44 to move backwards, the material clamping device 44 keeps vertical retreating under the limiting function of the front end positioning block of the connecting rod 43, the material clamping device 44 does not contact with the strip 7 and retreats to a step distance, at the moment, the machine body 4 moves backwards and the support 5 is fixed, so that the large spring 51 is compressed to the limit position between the machine body 4 and the support 5, a reset action is completed.

When the cutting is completed, the upper sliding block 1 is lifted to drive the upper cutting edge 11 to move upwards, the pressing wheel 12 moves upwards along with the upper cutting edge 11, the pressing wheel 12 acts on the pressure point of the cam 3 to gradually move upwards, the thrust generated by the large spring 51 is transmitted to the pushing wheel 41 through the machine body 4, the pushing wheel 41 generates pressure on the cam 3, when the pressure point of the pressing wheel 12 moves upwards, the force balance of the cam 3 is broken, the cam 3 rotates upwards by taking the pin shaft 31 as the center, the pushing wheel 41 drives the machine body 4 to integrally advance along the guide of the fixed shaft 52, the machine body 4 drives the connecting rod 43 to advance when advancing, the connecting rod 43 drives the material clamping device 44 to advance, the material clamping device 44 tilts backwards under the friction force of the strip material 7, the connecting rod 43 is driven to slightly rotate anticlockwise by taking the rear hinged shaft as the center, the small spring in the middle of the connecting rod 43 is stretched, the material clamping device 44 clamps the strip material 7 and drives the strip material 7 to continuously advance until the upper cutting edge 11 stops at the limit position, the pinch roller 12 stops, the cam 3 stops, the push wheel 41 stops, the machine body 4 stops, the connecting rod 43 and the material clamping device 44 stop, the strip material 7 stops, and the feeding action of advancing by one step is automatically completed.

The upper sliding block 1 continuously reciprocates to drive the mechanism to complete shearing stepping automatic feeding and resetting.