CN114505753B

CN114505753B - Automatic rubber roll feedway of polishing

Info

Publication number: CN114505753B
Application number: CN202111612551.XA
Authority: CN
Inventors: 黄长寿; 黄欣; 吕玉华; 李育来
Original assignee: Xiamen Yuqingjie Technology Co ltd
Current assignee: Xiamen Yuqingjie Technology Co ltd
Priority date: 2021-12-27
Filing date: 2021-12-27
Publication date: 2023-06-06
Anticipated expiration: 2041-12-27
Also published as: CN114505753A

Abstract

The invention relates to an automatic polishing and feeding device, in particular to an automatic polishing and feeding device for rubber rollers. The invention aims to provide an automatic rubber roller polishing and feeding device capable of clamping and fixing rubber rollers. The invention provides an automatic rubber roller polishing and feeding device which comprises a supporting shell, a material storage frame, a rotating assembly, a clamping assembly and the like, wherein the material storage frame for storing rubber rollers is arranged in the middle of the upper part of the supporting shell, the rotating assembly for driving the rubber rollers to rotate is arranged at the inner bottom of the supporting shell, and the clamping assembly for clamping the rubber rollers is arranged at the inner side of the supporting shell. According to the invention, the air cylinder is used as a driving force, the clamping block can be driven to move inwards to clamp the rubber roller, the second double-shaft motor is used as a driving force, the grinding wheel can be driven to rotate, the first double-shaft motor is used as a driving force, the rubber roller can be driven to rotate, and meanwhile, the grinding wheel can be driven to reciprocate left and right, so that the grinding wheel can polish the rubber roller, and time and labor are saved.

Description

Automatic rubber roll feedway of polishing

Technical Field

The invention relates to an automatic polishing and feeding device, in particular to an automatic polishing and feeding device for rubber rollers.

Background

After the rubber roller is encapsulated, many burrs are formed on the surface of the rubber roller, and people are required to polish the surface of the rubber roller after encapsulation by using polishing equipment.

Patent CN210818786U, publication day 20200623, discloses a rubber roll polishing apparatus, comprising a transverse placing plate, a coupling, a carrier, a supporting plate and a third linear module; the utility model discloses a motor, including the board, the board is placed to the horizontal board of placing, the board is placed through vertical place the board and is connected with the bottom plate, be provided with the cylinder on the board is placed to the horizontal board, cylinder piston rod top is connected with the push pedal, the push pedal bottom is removed in the spout on the slider, one side that is not connected with the cylinder in the push pedal is provided with the motor, the shaft coupling is connected with the top of motor pivot, the backup pad is connected with first straight line module through the second straight line module, the third straight line module is located the lower terminal surface of backup pad, and sets up along the length direction place straight line of backup pad, be provided with the mill wheel on the third straight line module, the carrier is located the bottom plate, just the carrier is corresponding with the position of shaft coupling. The rubber roller polishing equipment is simple and convenient in structure, ensures that the rubber roller surface after rubber coating is polished smoothly, and removes burrs generated on the rubber roller surface. The rubber roll can be automatically polished, but cannot be clamped and fixed, so that the rubber roll can easily move during polishing, and polishing effect is affected.

In view of the foregoing, there is a strong need for an automatic polishing and feeding device for a rubber roll, which is capable of clamping and fixing the rubber roll, so as to solve the above-mentioned problems.

Disclosure of Invention

The invention aims to overcome the defect that the conventional rubber roller polishing equipment cannot clamp and fix a rubber roller generally, so that the rubber roller is easy to move during polishing.

The invention is realized by the following technical approaches: the utility model provides an automatic feedway of polishing of rubber roll, including supporting the shell, the storage frame, place the piece, the emery wheel, rotating assembly, clamping assembly, supporting assembly, the storage frame that is used for storing the rubber roll is equipped with in the middle of supporting the upper portion of shell, the interior bottom of supporting the shell is equipped with and is used for driving rubber roll pivoted rotating assembly, the supporting shell inboard is equipped with the clamping assembly that is used for pressing from both sides tight rubber roll, the inner wall rear side of supporting the shell is equipped with supporting assembly, be equipped with two on the supporting assembly and be used for supporting the piece of placing of rubber roll, the inboard upper portion of supporting the shell is equipped with the subassembly of polishing, be equipped with the emery wheel that is used for polishing the rubber roll on the subassembly, the inboard upper portion of supporting shell is equipped with the pushing assembly that is used for driving the emery wheel and controls the removal.

Optionally, rotating assembly is including first biax motor, first supporting shoe, first rotation axis, first drive wheel, first drive belt, the carriage, the axle sleeve, slide shaft and first spring, be equipped with first biax motor in the middle of the inner wall rear side of support shell, the upper portion rear side bilateral symmetry of support shell inboard is equipped with first supporting shoe, all be equipped with first rotation axis on the output shaft of first biax motor left and right sides, first rotation axis all is connected with adjacent first supporting shoe rotation type, the left and right sides of support shell inner bottom all is equipped with the carriage, all rotate in the middle of the upper portion of carriage is equipped with the axle sleeve, the axle sleeve outside and first rotation axis outside all are equipped with first drive wheel, all around first drive belt between two adjacent first drive wheels, the axle sleeve inboard all slides and is equipped with the slide shaft, all around first spring on the slide shaft, the both ends of first spring are connected with axle sleeve and slide shaft respectively.

Optionally, the clamping assembly comprises a first supporting rod, an air cylinder, a first guide rod, a first push rod, a second guide rod, a first sliding frame, a first sliding rod, a second spring, a rotating frame, a supporting groove block, a third guide rod, a third spring, a second sliding frame, a supporting ring, a fourth guide rod, a clamping block, a fourth spring and a stop block, wherein the first supporting rod is arranged in the middle of the rear side of the inner wall of the supporting shell, the first supporting rod is positioned below the first double-shaft motor, the air cylinder is arranged in the middle of the first supporting rod, the first guide rod is symmetrically arranged in the middle of the rear side of the inner wall of the supporting shell, the first push rod is arranged in a sliding manner between the front parts of the first guide rods, the front sides of telescopic rods of the air cylinder are connected with the first push rod, two second guide rods are respectively arranged on the upper parts of the front side and the rear side of the supporting frame, the first sliding frames are respectively arranged between the outer sides of the four second guide rods on the same side, the first sliding frames are respectively connected with the adjacent supporting frames in a sliding manner, the rear side of the first sliding frame is provided with a first sliding rod, the first sliding rod is contacted with a first push rod, the second guiding rod is wound with a second spring, two ends of the second spring are respectively connected with the second guiding rod and the first sliding frame, the inner side of the first sliding frame is provided with a rotating frame in a rotating mode, the inner side of the rotating frame is provided with supporting groove blocks, the outer sides of the supporting groove blocks are respectively connected with a same-side sliding shaft, three third guiding rods are respectively arranged at intervals on the outer sides of the supporting groove blocks, a second sliding frame is respectively arranged between the three third guiding rods on the same side in a sliding mode, third springs are respectively wound on the third guiding rods, two ends of each third spring are respectively connected with the third guiding rods and the second sliding frame, the inner side of each second sliding frame is provided with a supporting ring, three groups of fourth guiding rods are respectively arranged at intervals on the outer sides of the supporting ring, clamping blocks are respectively arranged between every two adjacent fourth guiding rods in a sliding mode, the clamp splice all contacts with adjacent supporting groove piece, has all wound the fourth spring on the fourth guide bar, and the both ends of fourth spring are connected with holding ring and clamp splice respectively, and the inboard middle part of carriage all is equipped with the dog front and back symmetry, and the second carriage moves to the inboard and can contact with the dog.

Optionally, the supporting component is including the second bracing piece, the second push rod, the fifth spring, first rack, the third bracing piece, first gear, first bevel gear, the fourth bracing piece, second rotation axis and first rotary rod, the rear side middle part bilateral symmetry of support shell inner wall is equipped with the second bracing piece, the second bracing piece is located first guide bar outside, the equal slidingtype in second bracing piece front portion is equipped with the second push rod, first slide bar inboard motion can be contacted with the second push rod, all be equipped with the fifth spring between second push rod and the adjacent second bracing piece, the second push rod inboard all is equipped with first rack, the rear side middle part bilateral symmetry of support shell inner wall is equipped with the third bracing piece, the third bracing piece is located second bracing piece below, the front side upper portion of third bracing piece all rotates and is equipped with the dwang, the dwang all is equipped with first gear, first gear all meshes with adjacent first rack, the rear side lower part bilateral symmetry of support shell inner wall is equipped with the fourth bracing piece, the rotation type is equipped with the second rotation axis between the front side upper portion of fourth bracing piece, the left and right sides of second rotation axis and the dwang all is equipped with first bevel gear of adjacent two sides, the first bevel gear of mutual symmetry is placed to the top of first bevel gear, the first bevel gear of mutual symmetry.

Optionally, the polishing assembly comprises a fifth supporting rod, a third sliding frame, a second double-shaft motor, a second driving wheel, a second driving belt, a protecting shell and a sliding groove block, wherein two fifth supporting rods are arranged on the rear side of the upper portion of the inner side of the supporting shell, the third sliding frame is arranged between the right portions of the fifth supporting rods in a sliding mode, the lower portion of the third sliding frame is rotationally connected with a grinding wheel, the second double-shaft motor is arranged on the lower portion of the third sliding frame and is located above the grinding wheel, the second driving wheels are arranged on output shafts on the left side and the right side of the second double-shaft motor and on the left side and the right side of the grinding wheel respectively, the second driving belt is wound between the two second driving wheels on the same side, the protecting shell is arranged on the lower portion of the third sliding frame, the second double-shaft motor and the grinding wheel are both located on the inner side of the protecting shell, and the sliding groove block is arranged on the upper portion of the rear side of the third sliding frame.

Optionally, the pushing component comprises a third driving wheel, a third driving belt, a second supporting block, a second bevel gear, a third supporting block, a fourth driving wheel, a fourth driving belt and a fourth push rod, wherein the second supporting block is arranged at the rear side of the upper part of the inner side of the supporting shell, the first driving rod is rotatably arranged at the upper part of the second supporting block, the third driving wheels are respectively arranged on the right side of the first driving rod and the first rotating shaft on the right side, the third driving belt is wound between the third driving wheels, the third supporting blocks are symmetrically arranged at the left side and the right side of the upper part of the inner side of the supporting shell, the second driving rods are rotatably arranged at the upper part of the third supporting block, the second bevel gears are respectively arranged at the rear sides of the second driving rods on the left side and the right side of the first driving rod, the second bevel gears are mutually meshed, the fourth driving wheels are respectively arranged at the front side of the second driving rods, the fourth driving belt is wound between the fourth driving wheels, the fourth driving rods are respectively arranged at the right side of the fourth driving rods, and the fourth push rods are slidably connected with the chute blocks.

Optionally, the clamping assembly for clamping the second push rod is further included, the clamping assembly comprises a fifth guide rod, clamping blocks, sixth springs, sixth guide rods, second sliding rods and seventh springs, the fifth guide rods are symmetrically arranged in the middle of the rear side of the inner wall of the supporting shell in a left-right mode, the number of the fifth guide rods is four, clamping blocks are arranged between the front sides of the two fifth guide rods on the same side in a sliding mode, the sixth springs are wound on the front portions of the fifth guide rods, two ends of the sixth springs are connected with the fifth guide rods and the clamping blocks respectively, the second push rod is blocked by the clamping blocks in a forward motion mode, two sixth guide rods are arranged in the middle of the rear side of the left side and the right side of the supporting shell, the second sliding rods are arranged between the two sixth guide rods on the same side in a sliding mode, the second sliding rods are in contact with the adjacent clamping blocks, the second sliding rods are in contact with the adjacent first sliding rods, the seventh springs are wound on the inner sides of the sixth guide rods, and two ends of the seventh springs are connected with the sixth guide rods and the second sliding rods respectively.

Optionally, still including the material loading subassembly that is used for driving rubber roll intermittent type nature material loading, the material loading subassembly is including the sixth bracing piece, the third push rod, the eighth spring, a supporting rack, the baffle, the second rotary rod, the second gear, the seventh bracing piece, the second rack, pull rod and ninth spring, the upper portion rear side of carriage all is equipped with two sixth bracing pieces, all sliding type is equipped with the third push rod between two sixth bracing pieces upper portions of homonymy, all be equipped with the eighth spring between third push rod and the adjacent two sixth bracing pieces, the second push rod can be contacted with the third push rod towards inboard motion, the left and right sides lower part of storage frame all is equipped with the support frame, the upper and lower both sides between the support frame all bilateral symmetry sliding type is equipped with the baffle, the baffle all is connected with the storage frame slidingtype, the outside middle part of support frame middle part all is equipped with the second gear, the outside middle part of support frame all is equipped with the seventh bracing piece, all is equipped with the second rack between the two seventh bracing pieces of homonymy, all sliding type is equipped with the second rack and the adjacent rack between the second rack, all is equipped with down the second rack between the second rack and the adjacent two adjacent rack, all is equipped with down-set up with the second rack between the second rack.

Compared with the prior art, the invention has the following advantages:

1. according to the invention, the air cylinder is used as a driving force, the clamping block can be driven to move to the inner side, so that the clamping block clamps the rubber roller, the second double-shaft motor is used as a driving force, the grinding wheel can be driven to rotate, the first double-shaft motor is used as a driving force, the rubber roller can be driven to rotate, and meanwhile, the grinding wheel can be driven to reciprocate left and right, so that the grinding wheel can polish the rubber roller, and time and labor are saved.

2. When the clamping block moves forwards, the second push rod can be blocked, so that the placing block cannot rotate and reset, and the polished rubber roller can drop down to the inner bottom of the supporting shell, so that people can conveniently take away the polished rubber roller.

3. The storage frame can store the rubber roller, and the rubber roller can intermittently drop downwards through the indirect opening and closing of the baffle, so that the feeding function of the rubber roller is automatically completed, and the working efficiency is improved.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a schematic perspective view of another view of the present invention.

Fig. 3 is a schematic internal perspective view of the present invention.

Fig. 4 is a schematic internal perspective view of another view of the present invention.

Fig. 5 is a schematic perspective view of a first part of the present invention.

Fig. 6 is a schematic perspective view of a second part of the present invention.

Fig. 7 is a schematic perspective view of a rotary assembly according to the present invention.

Fig. 8 is a schematic view of a part of a rotary assembly according to the present invention.

Fig. 9 is a schematic view showing a first perspective structure of the clamping assembly of the present invention.

Fig. 10 is a schematic view of a second perspective view of the clamping assembly of the present invention.

Fig. 11 is a schematic perspective view of a first portion of the clamping assembly of the present invention.

Fig. 12 is a schematic perspective view, partially in section, of a first type of clamping assembly of the present invention.

Fig. 13 is a schematic perspective view, partially in section, of a second type of clamping assembly of the present invention.

Fig. 14 is a schematic view of a second partial perspective view of the clamping assembly of the present invention.

Fig. 15 is a schematic perspective view of a support assembly according to the present invention.

Fig. 16 is a schematic view of a partial perspective view of a support assembly according to the present invention.

Fig. 17 is a schematic perspective view of a clamping assembly according to the present invention.

Fig. 18 is a schematic view of a portion of a clutch assembly according to the present invention.

Fig. 19 is a schematic perspective view of a sanding assembly in accordance with the present invention.

Fig. 20 is a schematic view of a partial perspective view of a sanding assembly in accordance with the present invention.

Fig. 21 is a schematic perspective view of a feeding assembly according to the present invention.

Fig. 22 is a schematic perspective view of a first portion of a loading assembly according to the present invention.

Fig. 23 is a schematic perspective view of a second part of the feeding assembly of the present invention.

Fig. 24 is a schematic perspective view of a third portion of the loading assembly of the present invention.

Fig. 25 is a schematic perspective view of a pushing assembly according to the present invention.

Fig. 26 is a schematic view of a portion of a pushing assembly according to the present invention.

Reference numerals in the figures: 1-support housing, 2-storage frame, 3-placement block, 4-grinding wheel, 5-rotation assembly, 501-first biaxial motor, 502-first support block, 503-first rotation shaft, 504-first driving wheel, 505-first driving belt, 506-support frame, 507-shaft sleeve, 508-slide shaft, 509-first spring, 6-clamping assembly, 601-first support bar, 602-cylinder, 603-first guide bar, 604-first push bar, 606-second guide bar, 607-first carriage, 608-first slide bar, 609-second spring, 610-rotation frame, 611-support groove block, 612-third guide bar, 613-third spring, 614-second carriage, 615-support ring, 616-fourth guide bar, 617-clamping block, 618-fourth spring, 619-stop, 7-support assembly, 701-second support bar, 702-second push bar, 703-fifth spring, 704-first rack, 705-third support bar, 706-first gear, 707-first bevel gear, 708-fourth support bar, 709-second rotation shaft, 710-first rotation bar, 8-clamping assembly, 801-fifth guide bar, 802-clamping block, 803-sixth spring, 804-sixth guide bar, 805-second slide bar, 806-seventh spring, 9-sanding assembly, 901-fifth support bar, 902-third carriage, 903-second dual-axis motor, 904-second drive wheel, 905-second drive belt, 906-protective shell, 907-chute block, 10-material loading subassembly, 1001-sixth bracing piece, 1002-third push rod, 1003-eighth spring, 1004-support frame, 1005-baffle, 1006-second rotary rod, 1007-second gear, 1008-seventh bracing piece, 1009-second rack, 1010-pull rod, 1011-ninth spring, 11-pushing subassembly, 1101-third drive wheel, 1102-third drive belt, 1103-second support block, 1104-second bevel gear, 1105-third support block, 1106-fourth drive wheel, 1107-fourth drive belt, 1108-fourth push rod.

Detailed Description

The objects, technical solutions and advantages of the present invention will become more apparent by the following detailed description of the present invention with reference to the accompanying drawings. It should be understood that the description is only illustrative and is not intended to limit the scope of the invention. In addition, in the following description, descriptions of well-known structures and techniques are omitted so as not to unnecessarily obscure the present invention.

Example 1

The utility model provides an automatic feedway of polishing of rubber roll, refer to FIG. 1, FIG. 2, FIG. 3, FIG. 4, FIG. 5, FIG. 6, FIG. 7, FIG. 8, FIG. 9, FIG. 10, FIG. 11, FIG. 12, FIG. 13, FIG. 14, FIG. 15, FIG. 16, FIG. 19, FIG. 20, FIG. 25 and FIG. 26, including support shell 1, storage frame 2, place piece 3, emery wheel 4, rotating assembly 5, clamping assembly 6, supporting assembly 7, polishing assembly 9 and pushing assembly 11, be equipped with storage frame 2 in the middle of the upper portion of support shell 1, the inner bottom of support shell 1 is equipped with rotating assembly 5, the inside clamping assembly 6 that is equipped with of support shell 1, the inner wall rear side of support shell 1 is equipped with supporting assembly 7, be equipped with two on the supporting assembly 7 and place piece 3, the inside upper portion of support shell 1 is equipped with polishing assembly 9, be equipped with emery wheel 4 on polishing assembly 9, people can put the rubber roll between placing piece 3 top, emery wheel 4 rotation can polish the rubber roll, the inside upper portion of support shell 1 is equipped with pushing assembly 11.

Referring to fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 7 and fig. 8, the rotating assembly 5 comprises a first double-shaft motor 501, a first supporting block 502, a first rotating shaft 503, a first driving wheel 504, a first driving belt 505, a supporting frame 506, a shaft sleeve 507, a sliding shaft 508 and a first spring 509, wherein the first double-shaft motor 501 is bolted to the middle of the rear side of the inner wall of the supporting shell 1, the first double-shaft motor 501 is started to provide driving force for the rotation of the rubber roll, the first supporting block 502 is symmetrically welded on the left and right rear sides of the inner side of the supporting shell 1, the first rotating shafts 503 are respectively arranged on the output shafts on the left and right sides of the first double-shaft motor 501, the first rotating shafts 503 are respectively connected with the adjacent first supporting blocks 502 in a rotating manner, the left and right sides of the inner bottom of the supporting shell 1 are respectively welded with the supporting frame 506, the shaft sleeve 507 is respectively arranged in the middle of the upper portion of the supporting frame 506, the first driving wheel 504 is respectively arranged on the outer side of the shaft sleeve 507 and the outer side of the first rotating shaft 503, the first driving wheel 508 is respectively arranged between the adjacent two first driving wheels 504, the first driving wheels 505 are respectively wound around the driving belt 505, the inner side of the sliding shaft 507 is respectively, the sliding shaft 509 is respectively arranged on the inner side of the sliding shaft 508 is respectively, and the first rotating shaft 509 is respectively, and the two springs are respectively connected with the springs.

Referring to fig. 1, 3, 4, 5, 9, 10, 11, 12, 13 and 14, the clamping assembly 6 includes a first support rod 601, an air cylinder 602, a first guide rod 603, a first push rod 604, a second guide rod 606, a first sliding frame 607, a first sliding rod 608, a second spring 609, a rotating frame 610, a support groove block 611, a third guide rod 612, a third spring 613, a second sliding frame 614, a support ring 615, a fourth guide rod 616, a clamping block 617, a fourth spring 618 and a stop 619, a first support rod 601 is arranged in the middle of the rear side of the inner wall of the support housing 1, the first support rod 601 is located below the first dual-shaft motor 501, the middle of the first support rod 601 is provided with the air cylinder 602 through a bolt, the middle of the rear side of the inner wall of the support housing 1 is welded with the first guide rod 603 in a bilateral symmetry, the first push rod 604 is slidably arranged between the front parts of the first guide rod 603, the front side of the telescopic rod of the air cylinder 602 is connected with a first push rod 604, two second guide rods 606 are respectively arranged at the upper parts of the front side and the rear side of the supporting frame 506, a first sliding frame 607 is respectively arranged between the outer sides of the four second guide rods 606 on the same side in a sliding manner, the first sliding frame 607 is respectively connected with the adjacent supporting frame 506 in a sliding manner, a first sliding rod 608 is respectively arranged at the rear side of the first sliding frame 607, the first sliding rod 608 is respectively contacted with the first push rod 604, a second spring 609 is respectively wound on the second guide rods 606, two ends of the second spring 609 are respectively connected with the second guide rods 606 and the first sliding frame 607, a rotating frame 610 is respectively arranged at the inner side of the first sliding frame 607 in a rotating manner, supporting groove blocks 611 are respectively arranged at the inner sides of the rotating frame 610, the outer sides of the supporting groove blocks 611 are respectively connected with the sliding shafts 508 on the same side, three third guide rods 612 are respectively welded at intervals at the outer sides of the supporting groove blocks 611, a second sliding frame 614 is respectively arranged between the three third guide rods 612 on the same side, the third guide rod 612 is wound with a third spring 613, two ends of the third spring 613 are respectively connected with the third guide rod 612 and the second sliding frame 614, supporting rings 615 are respectively arranged on the inner sides of the second sliding frame 614, three groups of fourth guide rods 616 are respectively arranged on the outer sides of the supporting rings 615 at intervals, each group is two, clamping blocks 617 are respectively arranged between every two adjacent fourth guide rods 616 in a sliding mode, each clamping block 617 is in contact with an adjacent supporting groove block 611, the clamping blocks 617 can clamp a rubber roller inwards, so that the rubber roller is driven to rotate, fourth springs 618 are respectively wound on the fourth guide rods 616, two ends of each fourth spring 618 are respectively connected with the supporting rings 615 and the corresponding clamping blocks 617, stop blocks 619 are respectively and symmetrically arranged in front of the middle parts of the inner sides of the supporting frames 506, and the second sliding frame 614 moves inwards to be in contact with the stop blocks 619.

Referring to fig. 1, 3, 4, 5, 15 and 16, the support assembly 7 includes a second support bar 701, a second push bar 702, a fifth spring 703, a first rack 704, a third support bar 705, a first gear 706, a first bevel gear 707, a fourth support bar 708, a second rotation shaft 709 and a first rotation bar 710, the second support bar 701 is symmetrically welded at the middle of the rear side of the inner wall of the support housing 1, the second support bar 701 is located at the outer side of the first guide bar 603, the second push bar 702 is slidably disposed at the front of the second support bar 701, the first slide bar 608 moves inwards to contact with the second push bar 702, the fifth spring 703 is disposed between the second push bar 702 and the adjacent second support bar 701, the first rack 704 is disposed at the inner side of the second push bar 702, the middle part left and right symmetry of the rear side of support shell 1 inner wall is equipped with third bracing piece 705, third bracing piece 705 is located the second bracing piece 701 below, the front side upper portion of third bracing piece 705 all rotates and is equipped with the dwang, the dwang rear side all is equipped with first gear 706, first gear 706 all meshes with adjacent first rack 704, the rear side lower part bilateral symmetry welding of support shell 1 inner wall has fourth bracing piece 708, be equipped with the second rotation axis 709 between the front side upper portion of fourth bracing piece 708 rotation, the left and right sides and the dwang front side of second rotation axis 709 all are equipped with first bevel gear 707, two adjacent first bevel gears 707 intermesh, bilateral symmetry is equipped with first rotary rod 710 on the second rotation axis 709, the top front side of first rotary rod 710 all is connected with adjacent piece 3 of placing.

Referring to fig. 3, 4, 6, 19 and 20, the polishing assembly 9 includes a fifth support bar 901, a third sliding frame 902, a second dual-axis motor 903, a second driving wheel 904, a second driving belt 905, a protecting shell 906 and a sliding groove block 907, two fifth support bars 901 are disposed at the rear side of the upper portion of the inner side of the support housing 1, the third sliding frame 902 is slidably disposed between the right portions of the fifth support bar 901, the lower portion of the third sliding frame 902 is rotatably connected with the grinding wheel 4, the second dual-axis motor 903 is bolted to the lower portion of the third sliding frame 902, the second dual-axis motor 903 is disposed above the grinding wheel 4, the second driving wheels 904 are disposed on the output shafts of the left and right sides of the second dual-axis motor 903 and the left and right sides of the grinding wheel 4, the second driving belt 905 is wound between the two second driving wheels 904 on the same side, the second dual-axis motor 903 can drive the grinding wheel 4 to rotate through the second driving wheels 904 and the second driving belts, so that the grinding wheel 4 can polish the rubber roll, the protecting shell 903 is disposed at the lower portion of the third sliding frame 902, the second dual-axis motor 903 and the second driving wheels 905 are disposed on the rear side of the protecting shell 907.

Referring to fig. 3, fig. 4, fig. 6, fig. 25 and fig. 26, the pushing component 11 includes a third driving wheel 1101, a third driving belt 1102, a second supporting block 1103, a second bevel gear 1104, a third supporting block 1105, a fourth driving wheel 1106, a fourth driving belt 1107 and a fourth push rod 1108, the second supporting block 1103 is welded on the rear side of the inner side of the supporting housing 1, a first driving rod is rotatably arranged on the upper portion of the second supporting block 1103, the third driving wheels 1101 are respectively arranged on the right side and the right side of the first driving shaft 503, a third driving belt 1102 is wound between the third driving wheels 1101, a third supporting block 1105 is symmetrically welded on the rear side of the inner side of the supporting housing 1, the upper portion of the third supporting block 1105 is rotatably provided with the second driving rod, the rear sides of the second driving rods on the left side and the right side of the first driving rod are respectively provided with the second bevel gear 1104, the second bevel gears 1106 are respectively meshed with the front sides of the second driving rods, the fourth driving rods 1107 are respectively wound between the fourth driving wheels, the fourth driving belts 1107 are respectively arranged on the right side of the fourth driving shafts, and the fourth driving rods are respectively connected with the fourth sliding grooves 1108 in a reciprocating manner, and the left and right sliding grooves 1108 are respectively driven by the reciprocating motion, and the reciprocating motion of the fourth driving wheels is completed.

When people need to use the device, firstly, a rubber roller is placed between the placing blocks 3, the grinding wheel 4 is contacted with the rubber roller, then the air cylinder 602 is started, the telescopic rod of the air cylinder 602 is controlled to extend, so that the first push rod 604 is driven to move forwards, the first push rod 604 presses the first slide rod 608 to move inwards, the first slide rod 608 drives the first slide frame 607 to move inwards, the second spring 609 is compressed, the first slide frame 607 drives the rotary frame 610, the supporting groove block 611, the third guide rod 612 and the second slide frame 614 to move inwards, the supporting groove block 611 drives the slide shaft 508 to move inwards, the first spring 509 is compressed, the second slide frame 614 drives the clamping block 617 to move inwards, when the second slide frame 614 is contacted with the stop 619, the second slide frame 614 and the clamping block 617 stop moving inwards, the rotary frame 610, the supporting groove block 611 and the third guide rod 612 continue to move inwards, the third spring 613 compresses, at this time, the rubber roll is located between the inner sides of the clamping blocks 617, the first slide bar 608 just contacts with the second push rod 702, so as to press the second push rod 702 to move inwards, the fifth spring 703 compresses, the second push rod 702 drives the first rack 704 to move inwards, the first rack 704 drives the first gear 706 to rotate 90 degrees, so as to drive the rotating rod to rotate 90 degrees, the rotating rod drives the second rotating shaft 709 and the first rotating rod 710 to rotate 90 degrees through the first bevel gear 707, the first rotating rod 710 drives the placing block 3 to rotate downwards by 90 degrees, so that the placing block 3 is separated from the rubber roll, meanwhile, the supporting groove block 611 presses the clamping block 617 to move inwards, the fourth spring 618 compresses, so that the clamping block 617 clamps the rubber roll, then the telescopic rod of the control cylinder 602 stops moving, and the first double-shaft motor 501 and the second double-shaft motor 903 are started, the output shaft of the second double-shaft motor 903 can drive the grinding wheel 4 to rotate through the second driving wheel 904 and the second driving belt 905, meanwhile, the output shaft of the first double-shaft motor 501 drives the first rotating shaft 503 to rotate, the first rotating shaft 503 can drive the shaft sleeve 507 to rotate through the first driving wheel 504 and the first driving belt 505, thereby driving the sliding shaft 508 to rotate, the sliding shaft 508 drives the supporting groove block 611, the rotating frame 610 and the second sliding frame 614 to rotate, the second sliding frame 614 drives the supporting ring 615 and the clamping block 617 to rotate, the clamping block 617 drives the rubber roller to rotate, meanwhile, the first rotating shaft 503 can drive the first driving rod to rotate through the third driving wheel 1101 and the third driving belt 1102, the first driving rod drives the second driving rod on the right side to rotate through the second bevel gear 1104, thereby driving the fourth driving wheel 1106, the fourth driving belt and the second driving rod 1107 on the left side, the fourth driving belt 1107 can drive the fourth push rod 1108 to rotate, the fourth push rod 1108 can drive the sliding groove block 907 to reciprocate left and right, so as to drive the third sliding frame 902 and the grinding wheel 4 to reciprocate left and right, at this time, the grinding wheel 4 can grind the rubber roller, after finishing grinding, the first double-shaft motor 501 and the second double-shaft motor 903 are closed, the grinding wheel 4 and the rubber roller stop rotating, then the telescopic rod of the control cylinder 602 shortens, so as to drive the first push rod 604 to move backwards and reset, the first push rod 604 is separated from the first sliding rod 608, the second spring 609 is restored to the original state, the first sliding rod 608 and the first sliding frame 607 are driven to move outwards and reset, the first sliding frame 607 firstly drives the rotating frame 610, the supporting groove block 611 and the third guide rod 612 to move outwards and reset, the third spring 613 is restored to the original state, the supporting groove block 611 drives the sliding shaft 508 to move outwards and reset, at this time the supporting groove block 611 is separated from the clamping block 617, the fourth spring 618 restores to the original state, drive the clamp block 617 to move outwards and reset, make the clamp block 617 loosen the rubber roll, at this time the rubber roll is still located between the inner sides of the clamp block 617, simultaneously, the first slide bar 608 is separated from the second push rod 702, the fifth spring 703 restores to the original state, drive the second push rod 702 and the first rack 704 to move outwards and reset, the first rack 704 drives the first gear 706 to rotate reversely by 90 degrees, thereby drive the rotating rod to rotate reversely by 90 degrees, the rotating rod drives the second rotating shaft 709 and the first rotating rod 710 through the first bevel gear 707, the first rotating rod 710 drives the placing block 3 to rotate upwards by 90 degrees and reset, at this time the placing block 3 can catch the polished rubber roll, at this time the third spring 613 is completely reset, the supporting groove block 611 drives the second slide frame 614 to move outwards and reset 619, the second slide frame 614 drives the clamp block 617 to move outwards and reset, make the clamp block 617 separate from the rubber roll, at this time the second slide frame 614 is separated from the stop block 619, then the cylinder 602 is closed, the polished rubber roll is taken out manually, the polished rubber roll is polished again, and the operation can be repeated.

Example 2

Based on embodiment 1, referring to fig. 3, fig. 4, fig. 6, fig. 17 and fig. 18, further include a clamping assembly 8, the clamping assembly 8 includes a fifth guide rod 801, a clamping block 802, a sixth spring 803, a sixth guide rod 804, a second slide rod 805 and a seventh spring 806, the fifth guide rod 801 is symmetrically welded in the middle of the rear side of the inner wall of the support housing 1, the number of the fifth guide rods 801 is four, clamping blocks 802 are slidably arranged between the front sides of the two fifth guide rods 801 on the same side, the sixth spring 803 is wound around the front part of the fifth guide rod 801, two ends of the sixth spring 803 are respectively connected with the fifth guide rod 801 and the clamping block 802, the clamping blocks 802 move forward to block the second push rod 702, so that the second push rod 702 can be limited, two sixth guide rods 804 are welded in the middle of the rear side of the left side and the right side of the inner wall of the support housing 1, a second slide rod 805 is slidably arranged between the two sixth guide rods 804 on the same side, the second slide rods 805 are respectively contacted with the adjacent clamping blocks 802, the second slide rods 805 are respectively contacted with the adjacent sixth guide rods 804, and the two ends of the seventh slide rods are respectively connected with the sixth guide rods 804.

Initially, the sixth spring 803 and the seventh spring 806 are both in a compressed state, when the first slide bar 608 moves inwards, the sixth spring 803 is separated from the second slide bar 805, at this time, the seventh spring 806 is restored to an original state, drives the second slide bar 805 to move inwards, so that the second slide bar 805 releases the clamping block 802, the sixth spring 803 is restored to an original state, drives the clamping block 802 to move forwards, when the second push bar 702 moves inwards, the fifth spring 703 is compressed, can drive the placing block 3 to rotate downwards by 90 degrees, when the second push bar 702 contacts the clamping block 802, the clamping block 802 is pressed to move backwards, when the second push bar 702 passes over the clamping block 802, the sixth spring 803 is restored to an original state, drives the clamping block 802 to move forwards, so that the clamping block 802 blocks the second push bar 702, the second push rod 702 can not reset, after the rubber roll is polished, the first slide rod 608 moves to the outer side to reset, the placing block 3 can not reset at the moment, the polished rubber roll can drop down to the inner bottom of the supporting shell 1, thereby facilitating the removal of the polished rubber roll, avoiding scalding when people directly take the polished rubber roll, when the first slide rod 608 is contacted with the second slide rod 805, the second slide rod 805 is extruded to move to the outer side, the seventh spring 806 is compressed, the second slide rod 805 is extruded to move backwards by the clamping block 802, the sixth spring 803 is compressed, the clamping block 802 is enabled to loosen the second push rod 702, the fifth spring 703 is restored to be original shape at the moment, the second push rod 702 is driven to move to reset to the outer side, and the placing block 3 is driven to rotate upwards by 90 degrees to reset.

Referring to fig. 3, fig. 4, fig. 21, fig. 22, fig. 23 and fig. 24, still including material loading subassembly 10, material loading subassembly 10 is including sixth bracing piece 1001, third bracing piece 1002, eighth spring 1003, support frame 1004, baffle 1005, the second rotary rod 1006, second gear 1007, seventh bracing piece 1008, the second rack 1009, pull rod 1010 and ninth spring 1011, all welding has two sixth bracing pieces 1001 in upper portion rear side of braced frame 506, all sliding are equipped with third bracing piece 1002 between two sixth bracing piece 1001 upper portions of homonymy, all be equipped with eighth spring 1003 between third bracing piece 1002 and the adjacent two sixth bracing pieces 1001, second bracing piece 702 inboard motion can with third bracing piece 1002 contact, the support frame 1004 has all been welded to the left and right sides lower part of braced frame 2, people can put into material frame 2 with moderate rubber roll between the support frame 1004, intermittent type nature motion of baffle 1005 can accomplish the intermittent type nature of rubber roll and open and shut, the equal outside of support frame 1008 is equipped with the equal welding of second rack 1006 of second rack 1008 and the equal side of adjacent second rack 1006, the equal contact is equipped with the support frame 1004 in the second rack 1006, the equal contact is equipped with the second rack 1006 in the second rack 1006, the equal contact with the second rack 1008 is equipped with the second rack 1006 in the middle part, the equal contact is equipped with the second rack 1006, and the support frame is equipped with the intermittent type between the intermittent type roll of the intermittent type of the upper portion of the baffle is.

When people need to use the device, a proper amount of rubber rolls can be placed in the storage frame 2, the baffle 1005 at the upper side can block the rubber roll at the lowest side, when the second push rod 702 moves inwards, the third push rod 1002 is extruded to move inwards, the eighth spring 1003 is compressed, the third push rod 1002 can extrude the pull rod 1010 to move downwards, thereby driving the second rack 1009 to move downwards, the ninth spring 1011 is compressed, the second rack 1009 drives the second gear 1007 to rotate, the second gear 1007 drives the second rotary rod 1006 to rotate, the second rotary rod 1006 drives the baffle 1005 at the upper side to move outwards to open, meanwhile, the second rotary rod 1005 drives the baffle 1005 at the lower side to move inwards to close, the rubber roll in the storage frame 2 can drop downwards, the baffle 1005 at the lower side can block the rubber roll at the lowest side, when the second push rod 702 moves outwards to reset, the third push rod 1002 is loosened, the eighth spring 1003 returns to the original state, the third push rod 1002 is driven to move outwards to reset, the third push rod 1002 is separated from the pull rod 1010, the ninth spring 1011 returns to the original state, the second rack 1009 and the pull rod 1010 are driven to move upwards to reset, the second rack 1009 drives the second gear 1007 to rotate reversely, the second gear 1007 drives the second rotary rod 1006 to rotate reversely, the second rotary rod 1006 drives the baffle 1005 at the lower side to move outwards to open, meanwhile, the second rotary rod 1006 drives the baffle 1005 at the upper side to move inwards to close, at the moment, the rubber roll at the lowest side can drop down between the tops of the placement blocks 3, and the baffle 1005 at the upper side can block other rubber rolls, so that intermittent feeding of the rubber roll is automatically completed.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explanation of the principles of the present invention and are in no way limiting of the invention. Accordingly, any modification, equivalent replacement, improvement, etc. made without departing from the spirit and scope of the present invention should be included in the scope of the present invention. Furthermore, the appended claims are intended to cover all such changes and modifications that fall within the scope and boundary of the appended claims, or equivalents of such scope and boundary.

Claims

1. The utility model provides a rubber roll automatic polishing feedway, including support shell (1), storage frame (2), place piece (3) and emery wheel (4), be equipped with in the middle of the upper portion of support shell (1) and be used for storing storage frame (2) of rubber roll, place piece (3) and be used for supporting the rubber roll, emery wheel (4) are used for polishing the rubber roll, a serial communication port, still including rotating assembly (5), clamping assembly (6), supporting assembly (7), polishing assembly (9) and pushing component (11), the interior bottom of support shell (1) is equipped with and is used for driving rubber roll pivoted rotating assembly (5), the inboard clamping assembly (6) that are used for pressing from both sides the rubber roll that are equipped with of support shell (1), the inner wall rear side of support shell (1) is equipped with supporting assembly (7), place piece (3) and install on supporting assembly (7), the inboard upper portion of support shell (1) is equipped with polishing assembly (9), emery wheel (4) are installed on polishing assembly (9), the inboard upper portion of support shell (1) is equipped with pushing component (11) that are used for driving emery wheel (4) to move about; the rotating assembly (5) comprises a first double-shaft motor (501), a first supporting block (502), a first rotating shaft (503), a first driving wheel (504), a first driving belt (505), a supporting frame (506), a shaft sleeve (507), a sliding shaft (508) and a first spring (509), wherein the first double-shaft motor (501) is arranged in the middle of the rear side of the inner wall of the supporting shell (1), the first supporting block (502) is symmetrically arranged on the left side and the right side of the upper portion of the inner side of the supporting shell (1), the first rotating shaft (503) is arranged on output shafts on the left side and the right side of the first double-shaft motor (501), the first rotating shaft (503) is rotationally connected with the adjacent first supporting block (502), the supporting frame (506) is arranged on the left side and the right side of the inner bottom of the supporting shell (1), the shaft sleeve (507) is rotationally arranged in the middle of the upper portion of the supporting frame (506), the first driving wheel (504) is arranged on the outer side of the shaft sleeve (507), the first driving wheel (509) is arranged between the adjacent two first driving wheels (504), the inner side of the shaft sleeve (507) is slidably arranged on the sliding shaft (508), and the first driving wheel (509) is connected with the first driving wheel (509) and the first driving wheel (509) respectively; the clamping assembly (6) comprises a first supporting rod (601), an air cylinder (602), a first guide rod (603), a first push rod (604), a second guide rod (606), a first sliding frame (607), a first sliding rod (608), a second spring (609), a rotating frame (610), a supporting groove block (611), a third guide rod (612), a third spring (613), a second sliding frame (614), a supporting ring (615), a fourth guide rod (616), a clamping block (617), a fourth spring (618) and a stop block (619), wherein the middle of the rear side of the inner wall of the supporting shell (1) is provided with the first supporting rod (601), the first supporting rod (601) is positioned below the first double-shaft motor (501), the middle of the first supporting rod (601) is provided with the air cylinder (602), the middle of the rear side of the inner wall of the supporting shell (1) is symmetrically provided with the first guide rod (603), the first push rod (604) is arranged between the front parts of the first guide rods (603), the front sides of the telescopic rods of the air cylinder (602) are connected with the first push rods (604), the upper parts of the front and rear sides of the supporting frames (506) are respectively provided with the second guide rods (606) which are connected with the outer sides of the second guide frame (506), the rear side of the first sliding frame (607) is provided with a first sliding rod (608), the first sliding rod (608) is contacted with the first push rod (604), a second spring (609) is wound on the second guide rod (606), two ends of the second spring (609) are respectively connected with the second guide rod (606) and the first sliding frame (607), the inner side of the first sliding frame (607) is provided with a rotating frame (610) in a rotating way, the inner side of the rotating frame (610) is provided with a supporting groove block (611), the outer side of the supporting groove block (611) is connected with a sliding shaft (508) on the same side, three third guide rods (612) on the same side are respectively provided with a second sliding frame (614) at intervals, the third guide rods (612) are respectively wound with a third spring (613), two ends of the third spring (613) are respectively connected with the third guide rods (612) and the second sliding frame (614), the inner side of the second sliding frame (614) is provided with a supporting ring (615), the outer side of the supporting ring (610) is respectively provided with a fourth guide rod (616), the outer side of the fourth guide rod (616) is provided with a fourth guide rod (616) at intervals, the fourth guide rod (616) is contacted with the fourth guide rods (616) on the adjacent groups (616), two ends of the fourth spring (618) are respectively connected with the support ring (615) and the clamping block (617), the middle parts of the inner sides of the support frames (506) are respectively provided with a stop block (619) in a front-back symmetry mode, and the second sliding frame (614) moves inwards and contacts with the stop block (619); the support component (7) comprises a second support rod (701), a second push rod (702), a fifth spring (703), a first rack (704), a third support rod (705), a first gear (706), a first bevel gear (707), a fourth support rod (708), a second rotating shaft (709) and a first rotating rod (710), wherein the second support rod (701) is symmetrically arranged in the middle of the rear side of the inner wall of the support shell (1) left and right, the second support rod (701) is positioned outside the first guide rod (603), the front part of the second support rod (701) is slidably provided with the second push rod (702), the first slide rod (608) moves inwards to be in contact with the second push rod (702), the fifth spring (703) is arranged between the second push rod (702) and the adjacent second support rod (701), the first rack (704) is arranged on the inner side of the second push rod (702), the third support rod (705) is symmetrically arranged in the middle of the rear side of the inner wall of the support shell (1), the third support rod (705) is positioned below the second support rod (701), the upper part of the front side of the third support rod (705) is rotatably provided with the first gear (706) which is symmetrically arranged on the rear side of the inner wall of the support shell (1), the first rack (706) is symmetrically arranged on the rear side of the second push rod (702), the first rack (706) and the adjacent second rack (706) is rotatably arranged on the inner wall, a second rotating shaft (709) is rotatably arranged between the upper parts of the front sides of the fourth supporting rods (708), first bevel gears (707) are arranged on the left side and the right side of the second rotating shaft (709) and the front sides of the rotating rods, two adjacent first bevel gears (707) are meshed with each other, first rotating rods (710) are symmetrically arranged on the left side and the right side of the second rotating shaft (709), and the front sides of the tops of the first rotating rods (710) are connected with adjacent placing blocks (3); the polishing assembly (9) comprises a fifth supporting rod (901), a third sliding frame (902), a second double-shaft motor (903), a second driving wheel (904), a second driving belt (905), a protective shell (906) and a sliding groove block (907), wherein two fifth supporting rods (901) are arranged on the rear side of the upper part of the inner side of the supporting shell (1), the third sliding frame (902) is arranged between the right parts of the fifth supporting rods (901) in a sliding mode, the lower parts of the third sliding frame (902) are rotatably connected with a grinding wheel (4), the second double-shaft motor (903) is arranged on the lower parts of the third sliding frame (902), the second double-shaft motor (903) is arranged above the grinding wheel (4), the second driving wheels (904) are arranged on the output shafts on the left side and the right side of the second double-shaft motor (903) and the left side and the right side of the grinding wheel (4), the second driving belt (905) is wound between the two second driving wheels (904) on the same side, the protective shell (906) is arranged on the lower parts of the third sliding frame (902), the second double-shaft motor (903) and the grinding wheel (4) are both located on the inner side of the protective shell (905), and the upper side of the third sliding frame (907); the pushing component (11) comprises a third driving wheel (1101), a third driving wheel belt (1102), a second supporting block (1103), a second bevel gear (1104), a third supporting block (1105), a fourth driving wheel (1106), a fourth driving belt (1107) and a fourth push rod (1108), wherein the second supporting block (1103) is arranged at the rear side of the upper part of the inner side of the supporting shell (1), a first driving rod is rotatably arranged at the upper part of the second supporting block (1103), the third driving wheel (1101) is arranged on a first rotating shaft (503) on the right side and the right side of the first driving rod, a third driving belt (1102) is wound between the third driving wheels (1101), the third supporting block (1105) is symmetrically arranged at the left and right sides of the upper part of the inner side of the supporting shell (1), the second driving rods are rotatably arranged at the rear side of the second driving rods on the left side and the right side of the first driving rod, the second bevel gears (1104) are mutually meshed, the fourth driving wheels (1106) are respectively arranged at the front side of the second driving rods, and a fourth sliding chute (1108) is arranged between the fourth driving wheels (1106) and the fourth driving rod (1107); the feeding assembly (10) for intermittently feeding the rubber roller is further arranged, the feeding assembly (10) comprises a sixth supporting rod (1001), a third supporting rod (1002), an eighth spring (1003), a supporting frame (1004), a baffle plate (1005), a second rotating rod (1006), a second gear (1007), a seventh supporting rod (1008), a second rack (1009), a pull rod (1010) and a ninth spring (1011), two sixth supporting rods (1001) are arranged on the rear side of the upper part of the supporting frame (506), a third supporting rod (1002) is arranged between the upper parts of the two sixth supporting rods (1001) on the same side in a sliding mode, an eighth spring (1003) is arranged between the third supporting rod (1002) and the two adjacent sixth supporting rods (1001), the second supporting rod (702) moves inwards and is in contact with the third supporting rod (1002), supporting frames (1004) are arranged on the lower parts of the left side and the right side of the storage frame (2), the baffle plate (1005) are symmetrically arranged in a sliding mode in front-back and-back mode, the baffle plate (1005) is connected with the storage frame (2) in a sliding mode, the two rotating rods (1006) are arranged on the front-and back sides of the second supporting frame (1006) are connected with the second rotating rods (1006), the outside middle part of support frame (1004) all is equipped with seventh bracing piece (1008) front and back symmetry, all slidingtype be equipped with second rack (1009) between two seventh bracing pieces (1008) of homonymy, second gear (1007) all with adjacent second rack (1009) meshing, the middle part downside of second rack (1009) all is equipped with pull rod (1010), third push rod (1002) to the inboard motion can with pull rod (1010) contact, all be equipped with ninth spring (1011) between second rack (1009) and two adjacent seventh bracing pieces (1008).

2. The automatic rubber roll polishing and feeding device according to claim 1, further comprising a clamping assembly (8) for clamping the second push rod (702), wherein the clamping assembly (8) comprises a fifth guide rod (801), a clamping block (802), a sixth spring (803), a sixth guide rod (702), a second slide rod (805) and a seventh spring (806), the middle part of the rear side of the inner wall of the supporting shell (1) is symmetrically provided with the fifth guide rod (801), the number of the fifth guide rods (801) is four, clamping blocks (802) are arranged between the front sides of the two fifth guide rods (801) on the same side in a sliding manner, the front parts of the fifth guide rods (801) are respectively wound with the sixth spring (803), two ends of the sixth spring (803) are respectively connected with the fifth guide rod (801) and the clamping blocks (802), the clamping blocks (802) move forwards to block the second push rod (702), the middle parts of the rear sides of the left side and the right side of the inner wall of the supporting shell (1) are respectively provided with two sixth guide rods (804), the two sixth guide rods (802) are respectively contacted with the second slide rods (805) on the inner sides of the second slide rod (805), the adjacent to the second slide rods (805) are respectively wound with the second slide rods (805), both ends of the seventh spring (806) are respectively connected with the sixth guide rod (804) and the second slide rod (805).