CN217193070U

CN217193070U - Concrete tank car biaxial automatic centering gear shaping clamp

Info

Publication number: CN217193070U
Application number: CN202220160442.2U
Authority: CN
Inventors: 邹友华; 冯杰; 邹华焱
Original assignee: Chongqing Zhier Mechanical Equipment Co ltd
Current assignee: Chongqing Zhier Mechanical Equipment Co ltd
Priority date: 2022-01-20
Filing date: 2022-01-20
Publication date: 2022-08-16
Anticipated expiration: 2032-01-20

Abstract

The utility model provides a two-shaft automatic centering gear shaping clamp of a concrete tank truck, which comprises a base, a clamp body, a clamp sleeve and a connecting cylinder, the locating plate, apron and double-screw bolt, the middle part of base is equipped with first through-hole, the anchor clamps body cooperates in first through-hole, the outer peripheral face of the specific upper end of anchor clamps is equipped with first flange, the specific inner chamber of anchor clamps includes first round platform section and the first cylinder section that is located first round platform section lower extreme, first round platform section is big-end-up's round platform shape, press from both sides the cover and include from last second round platform section that connects gradually down, second cylinder section and third cylinder section and screw thread section, second round platform section cooperates in first round platform section, third cylinder section cooperates in first cylinder section, a plurality of breachs of evenly having arranged along the circumferencial direction on the second round platform section, the upper end and the screw thread section of connecting cylinder link to each other, the lower extreme at the connecting cylinder is connected to the apron, double-screw bolt connection is in the lower extreme of apron. Due to the adoption of the technical scheme, the utility model discloses it is more convenient when carrying out the clamping to the concrete tank car biaxial.

Description

Concrete tank car biaxial automatic centering gear shaping clamp

Technical Field

The utility model belongs to the technical field of frock clamp, specifically a concrete tank car biaxial automatic centering gear shaping anchor clamps.

Background

Fig. 1 shows a concrete tank truck two-axle, which includes a middle section 1, a ring 2, a first axle section 3 located on one side of the middle section 1, and a second axle section 4 located on the other side of the middle section, wherein the ring 2 is fixed in the middle of the middle section 1. In the two-shaft processing process of the concrete tank truck, gear shaping is required to be carried out on the first shaft section and the second shaft section. At present, when the two shafts of the concrete tank car are subjected to gear shaping, the two shafts of the concrete tank car are generally fixed on a gear shaping machine by adopting a three-jaw chuck, but when the two shafts of the concrete tank car are fixed by adopting the three-jaw chuck, the two shafts of the concrete tank car need to be adjusted and centered, so that the two shafts of the concrete tank car are fixed at accurate positions, and the processing quality of the two shafts of the concrete tank car is ensured. The adoption of the three-jaw chuck is troublesome when the two shafts of the concrete tank truck are clamped.

SUMMERY OF THE UTILITY MODEL

To the technical problem that above-mentioned prior art exists, the utility model provides a concrete tank car biaxial automatic centering gear shaping anchor clamps.

The utility model aims at realizing the technical proposal, which comprises a base, a clamp body, a jacket, a connecting cylinder, a positioning plate, a cover plate and a stud, wherein the middle part of the base is provided with a first through hole, the clamp body is matched in the first through hole, the outer peripheral surface of the upper end of the clamp body is provided with a first flange, the first flange is supported on the base, the first flange is detachably and fixedly connected at the upper end of the base, the positioning plate is detachably and fixedly connected at the upper end of the clamp body, the middle part of the positioning plate is provided with a second through hole, the inner cavity of the clamp body comprises a first circular platform section and a first cylindrical section positioned at the lower end of the first circular platform section, the first circular platform section is in a circular platform shape with a big top and a small bottom, the jacket comprises a second circular platform section, a second cylindrical section, a third cylindrical section and a threaded section which are sequentially connected from top to bottom, the second circular platform section is matched in the first circular platform section, the third cylindrical section is matched in the first cylindrical section, a sleeve hole is formed in the jacket and penetrates through the upper end and the lower end of the jacket, a plurality of notches are uniformly distributed in the second circular table section in the circumferential direction, the lower ends of the notches extend to the lower end of the second cylindrical section, an internal thread cylinder is fixedly arranged at the upper end of the connecting cylinder and screwed on the thread section, the cover plate is detachably and fixedly connected to the lower end of the connecting cylinder, and the stud is fixedly connected to the lower end of the cover plate.

Furthermore, at least two third through holes are arranged on the positioning plate along the circumferential direction, a fourth through hole is arranged at the position, right opposite to each third through hole, on the first flange, a first screw hole is arranged at the position, right opposite to each fourth through hole, on the base, a first bolt is arranged in each third through hole, and the screwing-in end of each first bolt sequentially penetrates through the third through hole and the fourth through hole and then is screwed in the first screw hole.

Furthermore, at least two fifth through holes are arranged in the cover plate in the circumferential direction, second screw holes are formed in the positions, right opposite to the fifth through holes, of the lower end face of the connecting cylinder, second bolts are arranged in the fifth through holes, and the upper ends of the second bolts penetrate through the fifth through holes and then are screwed in the second screw holes.

Further, the lower extreme of base is equipped with the second flange, be equipped with two at least mounting holes on the second flange.

Further, the lower end of the notch is provided with a round hole, and the notch is communicated with the round hole.

Since the technical scheme is used, the beneficial effects of the utility model are that:

because the breach evenly arranges on the second round platform section along circumferencial direction, at the clamp cover in-process of moving down, the part that is located between every double-phase adjacent breach of second round platform section is by the equal same distance that removes to the axial lead direction extrusion of second round platform section, only need installing the gear shaping anchor clamps, during the gear shaping anchor clamps, the axial lead that guarantees to press from both sides the cover is located accurate position, is in concrete tank car two axle clamping the gear shaping anchor clamps on, concrete tank car two axles just are located accurate position, do not need to carry out the timing centering to concrete tank car two axles in addition, it is more convenient when carrying out the clamping to concrete tank car two axles.

Drawings

FIG. 1 is a schematic two-axis construction of a concrete tanker;

FIG. 2 is a schematic structural view of a two-axis self-centering gear shaping fixture of the concrete tank car of the present invention;

fig. 3 is a using state diagram of the two-shaft self-centering gear shaping clamp of the concrete tank car.

In the figure, 1, the middle section; 2. a circular ring; 3. a first shaft section; 4. a second shaft section; 5. a base; 6. a clamp body; 7. a connecting cylinder; 8. positioning a plate; 9. a cover plate; 10. a stud; 11. a first through hole; 12. a first circular table section; 13. a first cylindrical section; 14. a second circular table section; 15. a second cylindrical section; 16. a third cylindrical section; 17. a threaded segment; 18. trepanning; 19. a notch; 20. an internal threaded barrel; 21. a first flange; 22. a second through hole; 23. a first bolt; 24. a second bolt; 25. mounting holes; 26. a circular hole.

Detailed Description

In order to make the technical means, creation characteristics, achievement purpose and efficacy of the utility model easy to understand and understand, the utility model is further explained by combining with the specific figure below.

As shown in fig. 2, the utility model discloses a base 5, the anchor clamps body 6, press from both sides cover, connecting cylinder 7, locating plate 8, apron 9 and double-screw bolt 10, the middle part of base 5 is equipped with first through-hole 11, the anchor clamps body 6 is located first through-hole 11, and the anchor clamps body 6 cooperatees with first through-hole 11. The middle part of the clamp body 6 is provided with an inner cavity which is communicated with the upper end surface and the lower end surface of the clamp body 6, the inner cavity of the clamp body 6 comprises a first circular table section 12 and a first cylindrical section 13 positioned at the lower end of the first circular table section 12, and the first circular table section 12 is in a circular table shape with a large top and a small bottom.

The jacket comprises a second circular platform section 14, a second cylindrical section 15, a third cylindrical section 16 and a threaded section 17 which are fixedly connected from top to bottom in sequence, the second circular platform section 14 is located in the first circular platform section 12, the second circular platform section 14 is matched with the first circular platform section 12, the third cylindrical section 16 is located in the first cylindrical section 13, and the third cylindrical section 16 is matched with the first cylindrical section 13. The jacket is internally provided with a sleeve hole 18, when the sleeve hole 18 is manufactured, the sleeve hole 18 is matched with the middle section of the two shafts of the concrete tank truck, the sleeve hole 18 penetrates through the upper end and the lower end of the jacket, four gaps 19 are uniformly distributed on the second circular platform section 14 along the circumferential direction, in other embodiments, the gaps 19 can be other number than three, and the plurality of gaps 19 can be ensured to be uniformly distributed on the second circular platform section 14 along the circumferential direction. The lower ends of the notches 19 extend to the lower end of the second cylindrical section 15, and the thickness of the side wall of the second cylindrical section 15 is smaller than the thickness of the side wall of the second circular truncated cone section 14 and the thickness of the side wall of the third cylindrical section 16, so that the portion, located between every two adjacent notches 19, of the second cylindrical section 15 is easily subjected to bending elastic deformation. An internal thread barrel 20 is fixedly arranged at the upper end of the connecting barrel 7, the internal thread barrel 20 is screwed on the thread section 17, so that the connecting barrel 7 is connected with the jacket, and the connection between the jacket and the connecting barrel 7 is very convenient.

The outer peripheral face of the upper end of the fixture body 6 is provided with a first flange 21, the first flange 21 is supported on the base 5, the middle of the positioning plate 8 is provided with a second through hole 22, and when the positioning plate 8 is manufactured, the diameter of the second through hole 22 is ensured to be smaller than that of a ring on the second shaft of the concrete tank truck, so that the ring on the second shaft of the concrete tank truck can be supported on the positioning plate 8, and the ring cannot penetrate through the second through hole 22. Three third through holes are arranged on the positioning plate 8 along the circumferential direction, and in other embodiments, the number of the third through holes may be two or more. The first flange 21 is provided with fourth through holes at positions opposite to the third through holes, the base 5 is provided with first screw holes at positions opposite to the fourth through holes, the third through holes are internally provided with first bolts 23, and screwing ends of the first bolts 23 sequentially penetrate through the third through holes and the fourth through holes and then are screwed in the first screw holes. The first flange 21 is fixed on the base 5 by a first bolt 23, the positioning plate 8 is fixed on the flange by a first bolt 23, the first bolt 23 is screwed out from the first screw hole, and the first flange 21 and the clamp body 6 can be taken out from the base 5, and the positioning plate 8 can be taken out from the clamp body 6. So that the first flange 21 is detachably and fixedly connected to the upper end of the base 5, and the positioning plate 8 is detachably and fixedly connected to the upper end of the clamp body 6.

Two fifth through holes are arranged on the cover plate 9 along the circumferential direction, and in other embodiments, the number of the fifth through holes may be two or more. And a second screw hole is formed in the position, opposite to each fifth through hole, of the lower end face of the connecting cylinder 7, a second bolt 24 is arranged in each fifth through hole, and the upper end of each second bolt 24 penetrates through each fifth through hole and then is screwed in each second screw hole. The cover plate 9 is fixedly connected to the connecting cylinder 7 through a second bolt 24, and the cover plate 9 can be taken down from the connecting cylinder 7 by screwing the second bolt 24 out of the second threaded hole. So that the cover plate 9 is detachably and fixedly connected at the lower end of the connecting cylinder 7. The stud 10 is fixedly connected to the lower end of the cover plate 9, and the stud 10 is in threaded connection with a piston rod of a hydraulic oil cylinder on the gear shaping machine, so that the hydraulic oil cylinder of the gear shaping machine can push and pull the connecting cylinder 7 up and down.

The lower end of the base 5 is provided with a second flange, the second flange is provided with two mounting holes 25, and in other embodiments, the number of the mounting holes 25 may be two or more. The base 5 can be fixed on the work table of the gear shaping machine by passing bolts through the mounting holes 25 and then screwing the bolts into screw holes on the work table of the gear shaping machine.

The lower end of the gap 19 is provided with a round hole 26, and the gap 19 is communicated with the round hole 26. Make the third cylinder section 16 be located the part between two adjacent breach 19 when bending elastic deformation takes place, can not take place stress concentration at breach 19 lower extreme, can reduce the root that the third cylinder section 16 is located the part between two adjacent breach 19 and take place the fracture, can improve the utility model discloses a life.

The using principle is as follows: as shown in fig. 3, when gear shaping is required to be performed on the first shaft section 3 of the second shaft of the concrete tank truck, the second shaft section 4 of the second shaft of the concrete tank truck passes through the second through hole 22 downwards and then penetrates into the sleeve hole 18, the circular ring 2 on the second shaft of the concrete tank truck is supported on the positioning plate 8, the part, located on the lower side of the circular ring 2, of the middle section 1 on the second shaft of the concrete tank truck is matched in the sleeve hole 18, and the lower end of the second shaft section 4 of the second shaft of the concrete tank truck is accommodated in the connecting cylinder 7. Then a hydraulic oil cylinder of the gear shaping machine pulls the connecting cylinder 7 downwards, the connecting cylinder 7 can pull the jacket downwards, the first circular table section 12 is in a circular table shape with a large top and a small bottom, the second circular table section 14 is matched in the first circular table section 12, and in the downward moving process of the jacket, under the interaction of the side wall of the first circular table section 12 and the outer surface of the second circular table section 14, the part, located between every two adjacent notches 19, of the second circular table section 14 is extruded towards the axial lead direction of the second circular table section 14, so that the middle section 1 of the two shafts of the concrete tank truck can be clamped, and the clamping of the two shafts of the concrete tank truck is completed. When the gear shaping is needed to be carried out on the second shaft section 4 of the concrete tank truck, only the first shaft section 3 of the second shaft of the concrete tank truck needs to be made to downwards penetrate through the second through hole 22 and the sleeve hole 18 and then penetrate into the connecting cylinder 7, namely the first shaft section 3 and the second shaft section 4 are exchanged in direction, and the rest steps are the same as the steps. Because breach 19 evenly arranges on second round platform section 14 along the circumferencial direction, at the clamp cover in-process of moving down, the part that is located between every double-phase adjacent breach 19 of second round platform section 14 is by the distance homogeneous phase that removes to the axial lead direction extrusion of second round platform section 14, only need be installing the gear shaping anchor clamps, during the gear shaping anchor clamps, the axial lead that guarantees to press from both sides the cover is located accurate position, is in concrete tank car two axle clamping the utility model discloses a gear shaping anchor clamps on, concrete tank car two axles just are located accurate position, need not carry out the timing centering to concrete tank car two axles in addition, it is more convenient when carrying out the clamping to concrete tank car two axles. Because the first flange 21 is detachably and fixedly connected to the upper end of the base 5, the positioning plate 8 is detachably and fixedly connected to the upper end of the clamp body 6. After the clamp body 6 is worn, the clamp body 6 and the positioning plate 8 are conveniently detached from the base 5, and the clamp body 6 is replaced. Because the cover plate 9 is detachably and fixedly connected to the lower end of the connecting cylinder 7, after the stud 10 is damaged after long-term use, the cover plate 9 and the stud 10 can be taken down from the lower end of the connecting cylinder 7, a new cover plate 9 and a new stud 10 are replaced, and the cover plate 9 and the stud 10 are very convenient to replace.

The above is only the embodiment of the present invention, not the limitation of the patent scope of the present invention, all the equivalent structures made by the contents of the specification and the drawings are directly or indirectly applied to other related technical fields, all the same principle is within the patent protection scope of the present invention.

Claims

1. The utility model provides a concrete tank car biaxial automatic centering gear shaping anchor clamps which characterized in that: the clamping device comprises a base, a clamp body, a clamping sleeve, a connecting cylinder, a positioning plate, a cover plate and a stud, wherein a first through hole is formed in the middle of the base, the clamp body is matched in the first through hole, a first flange is arranged on the outer peripheral surface of the upper end of the clamp body, the first flange is supported on the base and detachably and fixedly connected to the upper end of the base, the positioning plate is detachably and fixedly connected to the upper end of the clamp body, a second through hole is formed in the middle of the positioning plate, an inner cavity of the clamp body comprises a first circular table section and a first cylindrical section positioned at the lower end of the first circular table section, the first circular table section is in a circular table shape with a large top and a small bottom, the clamping sleeve comprises a second circular table section, a second cylindrical section, a third cylindrical section and a threaded section which are sequentially connected from top to bottom, the second circular table section is matched in the first circular table section, and the third cylindrical section is matched in the first cylindrical section, the improved cylindrical connecting structure is characterized in that a sleeve hole is formed in the clamping sleeve, the sleeve hole penetrates through the upper end and the lower end of the clamping sleeve, a plurality of notches are uniformly distributed in the second circular table section in the circumferential direction, the lower ends of the notches extend to the lower end of the second cylindrical section, an internal thread cylinder is fixedly arranged at the upper end of the connecting cylinder and screwed on the thread section, the cover plate is detachably and fixedly connected to the lower end of the connecting cylinder, and the stud is fixedly connected to the lower end of the cover plate.

2. The concrete tank car two-axis self-centering gear shaping clamp of claim 1, wherein: at least two third through holes are arranged on the positioning plate along the circumferential direction, a fourth through hole is arranged at the position, right opposite to each third through hole, on the first flange, a first screw hole is arranged at the position, right opposite to each fourth through hole, on the base, a first bolt is arranged in each third through hole, and the screwing-in end of each first bolt sequentially penetrates through the third through hole and the fourth through hole and then is screwed in the first screw hole.

3. The concrete tank car two-axis self-centering gear shaping clamp of claim 1, wherein: at least two fifth through holes are arranged in the cover plate in the circumferential direction, a second screw hole is formed in the position, right opposite to each fifth through hole, of the lower end face of the connecting cylinder, a second bolt is arranged in each fifth through hole, and the upper end of each second bolt penetrates through the corresponding fifth through hole and then is screwed in the corresponding second screw hole.

4. The concrete tank car two-axis self-centering gear shaping clamp of claim 1, wherein: the lower extreme of base is equipped with the second flange, be equipped with two at least mounting holes on the second flange.

5. The concrete tank car two-axis self-centering gear shaping clamp of claim 1, wherein: the lower end of the notch is provided with a round hole, and the notch is communicated with the round hole.