CN222020530U - Punching and trimming integrated tool for hollow rod - Google Patents

Abstract

The utility model relates to the field of hollow rod machining and manufacturing, in particular to a punching and trimming integrated tool for a hollow rod, which comprises an upper die holder, wherein guide sleeve fixing seats are respectively arranged at two ends of one side surface of the upper die holder, an upper die assembly is further arranged on the side surface of the upper die holder between the two guide sleeve fixing seats, and an upper die block is arranged in the upper die assembly; the lower die holder corresponds to the upper die holder, guide post mounting seats corresponding to the guide sleeve fixing seats are arranged at two ends of one side surface of the lower die holder, a lower die assembly is arranged on the side surface of the lower die corresponding to the upper die assembly, the lower die assembly comprises a lower die fixing seat, and a lower cutter is embedded in the lower die fixing seat; the utility model adopts a mode of combining the upper die holder and the lower die holder, so that the centering structure is simpler, the number of parts is small, the structure is simpler, the working time of the utility model is approximately the same as that of the flattening tool, the working time can be cooperatively carried out during working, thereby reducing the idle period of equipment, solving the problem of part backlog, and having the effect of remarkably improving the working efficiency.

Description

Punching and trimming integrated tool for hollow rod

Technical Field

The utility model relates to the field of hollow rod machining and manufacturing, in particular to a punching and trimming integrated tool for a hollow rod.

Background

A stabilizer bar, also known as an anti-roll stabilizer bar or anti-roll bar, is a transverse device, typically mounted between the frame and the control arm. Which is part of an automotive suspension system. The main function of the suspension system is to reduce the movement of the suspension system and the swing of the vehicle body, and particularly when the vehicle turns, the torsion generated by centrifugal force can be counterbalanced, so that the degree of the deflection of the vehicle is reduced.

In practical use, the stabilizer bar functions to prevent the roll of the vehicle body during a sharp turn. The stabilizer bar can keep the vehicle body level by transmitting force from one side of the vehicle body to the other. At present, new energy automobiles in China are vigorously developed, the weight reduction of parts is more and more common, the stabilizer bar is used as a common part and also conforms to the trend of weight reduction, and the original solid bar is converted into a lighter hollow bar.

The light weight transformation of the stabilizer bar not only improves the endurance mileage of the new energy automobile, but also contributes to environmental protection. With the continuous progress of the technology, the design and manufacturing process of the stabilizer bar are also increasingly perfect.

In the research and development process of the stabilizer bar, the stabilizer bar realizes great weight reduction by optimizing materials, improving design and adopting advanced manufacturing process while maintaining excellent performance. This not only improves the energy efficiency of the new energy automobile, but also makes it have a greater advantage in market competition.

The end part of the hollow rod production line is formed by adopting 3 steps of flattening, punching and trimming. In the flattening process, the hollow rod is subjected to flattening equipment to reduce the diameter and increase the thickness of the hollow rod, so that a relatively flat surface is formed. And then, in the punching step, punching the flattened hollow rod according to the design requirement so as to realize the penetration of the inside of the hollow rod. Finally, in the trimming step, trimming is carried out on the hollow rod after punching, so that the edge of the hollow rod is tidier, the follow-up procedure is convenient to carry out smoothly, three procedure steps are needed in total for the production of the hollow rod, each procedure step needs to correspondingly use a manipulator tool, the three procedure processing time is different, the flattening procedure time is about twice of the last two procedures, the work efficiency of the part procedure tools is low easily caused during production, the next three procedures need to be clamped for three times, and the processing time is extremely consumed.

Disclosure of utility model

The utility model provides a punching and trimming integrated tool for a hollow rod, which solves the problem of reduced working efficiency caused by three clamping steps in the prior art.

Secondly, among the above-mentioned prior art, because the partial process frock that the difference of three process time led to can not work, and then lead to the lower problem of work efficiency.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

The punching and trimming integrated tool for the hollow rod comprises an upper die holder, wherein guide sleeve fixing seats are respectively arranged at two ends of one side surface of the upper die holder, an upper die assembly is further arranged on the side surface of the upper die holder between the two guide sleeve fixing seats, and an upper die block is arranged in the upper die assembly; the lower die holder corresponds to the upper die holder, guide pillar installation seats corresponding to the guide sleeve fixing seats are arranged at two ends of one side surface of the lower die holder, a lower die assembly is arranged on the side surface of the lower die set corresponding to the upper die assembly, the lower die assembly comprises a lower die fixing seat, and a lower cutter is embedded in the lower die fixing seat.

Preferably, a guide sleeve seat is further arranged between the guide sleeve fixing seat and the guide sleeve mounting seat, the guide sleeve seat is fixedly connected with the guide sleeve fixing seat, a guide post is further arranged between the guide sleeve seat and the guide post mounting seat, one end of the guide post is connected with the guide sleeve seat, and the other end of the guide post is connected with the guide post mounting seat.

Preferably, the lower die fixing seat is formed by connecting two stop blocks in parallel, one end of the same side of the two stop blocks is formed by connecting a baffle, the lower cutter is positioned between the two stop blocks and far away from one end of the baffle, the lower cutter is in a block shape, the top of the lower cutter is an arc-shaped trimming surface, and a through hole is further formed in the trimming surface.

Preferably, two one ends of the stop blocks close to the trimming surface are provided with clamping plate grooves, the side surfaces of the lower cutters are provided with through grooves corresponding to the clamping plate grooves on the same side, L-shaped clamping plates are embedded in the through grooves and the clamping plate grooves on the same side, and the surfaces of the clamping plate grooves are also provided with pressing plates.

Preferably, one end of the two clamping plates far away from the lower cutter is fixed with the air cylinder connecting plate, an air cylinder mounting seat is further arranged on the lower die holder between the two air cylinder connecting plates, an air cylinder is arranged on the air cylinder mounting seat, and two ends of the air cylinder are respectively connected and fixed with the two air cylinder connecting plates.

Preferably, the upper module is embedded in the upper die assembly, the upper module is in an inverted L shape, the bottom surface of the upper module is arc-shaped and is matched with the shape of the trimming surface of the lower cutter, the upper module is also provided with a punching needle which is perpendicular to the upper die holder, and the punching needle is matched with a through hole formed in the trimming surface.

Preferably, the side surface of the lower cutter, which is far away from the baffle plate, is provided with a quick-mounting hole.

Preferably, a plurality of clamping grooves are distributed at intervals on the edges of the upper die holder and the lower die holder, and T-shaped blocks are embedded in the clamping grooves in a one-to-one correspondence manner.

Compared with the prior art, the utility model has the beneficial effects that:

The utility model adopts a mode of combining the upper die holder and the lower die holder, so that the centering structure is simpler, the number of parts is small, the structure is simpler, the assembly difficulty is lower when the upper die assembly and the lower die assembly are installed, the working efficiency is higher, the main body assembly part is reduced to 3 bolts from 8 bolts, and the die changing assembly time is reduced by at least 30 minutes in the actual work, so that the working efficiency is obviously improved.

According to the utility model, the punching and trimming processes of the hollow rod are integrated in one tool, in actual production, the tool debugging time is reduced, the original debugging time of 2 steps is reduced to 1, and the working time of the flattening tool of the hollow rod is about twice of that of the punching or trimming process.

Drawings

Fig. 1 is a schematic front view of an overall structure of an embodiment of the present utility model.

Fig. 2 is a schematic front view illustrating a lower die holder and a lower die assembly according to an embodiment of the present utility model.

FIG. 3 is a schematic front view of an upper and lower die assembly mounting relationship according to an embodiment of the present utility model.

In the figure: the die comprises an upper die holder 1, a guide sleeve fixing seat 2, a guide sleeve seat 3, a guide post 4, a guide post mounting seat 5, a lower die holder 6, a clamping groove 6.1, a T-shaped block 7, an upper die assembly 8, an upper die 8.1, a punching needle 8.11, a discharging block 9, a lower die assembly 10, a lower cutter 10.1, a through groove 10.11, a quick-mounting hole 10.12, a trimming surface 10.13, a lower die fixing seat 10.2, a clamping plate groove 10.21, a stop block 10.22, a baffle plate 10.23, a clamping plate 10.3, a cylinder 10.4, a cylinder connecting plate 10.5, a cylinder mounting seat 10.6 and a pressing plate 10.7.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The end part of the hollow rod production line is formed by adopting 3 steps of flattening, punching and trimming. In the flattening process, the hollow rod is subjected to flattening equipment to reduce the diameter and increase the thickness of the hollow rod, so that a relatively flat surface is formed. And then, in the punching step, punching the flattened hollow rod according to the design requirement so as to realize the penetration of the inside of the hollow rod. Finally, in the trimming step, trimming is performed on the punched hollow rod, so that the edge of the hollow rod is more regular, and the subsequent process is facilitated, three process steps are needed in the production of the hollow rod, and each process step needs to correspondingly use a manipulator tool, and the three process steps have different processing time, the flattening process time is about twice of the last two processes, so that the working efficiency of part of the process tools is low in production, and the next three processes need to be clamped three times, and extremely consume processing, in order to solve the problems, the embodiment 1 is provided, and the embodiment 1 comprises an upper die holder 1, a guide sleeve fixing seat 2, a guide sleeve seat 3, a guide pillar 4, a guide pillar mounting seat 5, a lower die holder 6, a clamping groove 6.1, a T-shaped block 7, an upper die assembly 8, an upper die 8.1, a punching needle 8.11, a discharging block 9, a lower die assembly 10.1, a through groove 10.11, a quick-mounting hole 10.12, a trimming surface 10.13, a lower die fixing seat 10.2, a clamping plate groove 10.21, a clamping plate 10.22, a guide sleeve fixing seat 3, a guide pillar 4, a guide pillar mounting seat 5, a clamping plate 10.7.5, a cylinder seat 10.7, and a cylinder seat 10.5.

Referring to fig. 1 to 3, fig. 1 is a schematic front view of the overall structure of this embodiment 1, fig. 2 is a schematic front view of the lower die holder, the lower die assembly structure and the installation relationship of this embodiment 1, fig. 3 is a schematic front view of the upper die assembly, the lower die assembly structure and the installation relationship, this embodiment 1 is a punching and trimming integrated tooling for a hollow rod, including an upper die holder, two ends of one side surface of the upper die holder are respectively provided with guide sleeve fixing seats, an upper die assembly is further provided on the side surface of the upper die holder between the two guide sleeve fixing seats, and an upper module is provided in the upper die assembly; the upper die holder is a basic part of the device and is used for supporting and fixing the upper die assembly. Guide sleeve fixing seats are respectively arranged at two ends of one side surface of the upper die base and used for guiding and positioning the guide sleeve, so that accurate alignment between the upper die and the lower die is ensured. An upper die assembly is arranged on the side face of the upper die base between the two guide sleeve fixing seats, and is a main working part of the die and a main carrier integrating punching and trimming procedures.

The lower die holder corresponds to the upper die holder, guide pillar installation seats corresponding to the guide sleeve fixing seats are arranged at two ends of one side surface of the lower die holder, a lower die assembly is arranged on the side surface of the lower die set corresponding to the upper die assembly, the lower die assembly comprises a lower die fixing seat, and a lower cutter is embedded in the lower die fixing seat. The lower die holder corresponds to the upper die holder and is used for supporting and fixing the lower die assembly. Guide pillar installation seats corresponding to the guide sleeve fixing seats are arranged at two ends of one side face of the lower die holder, and are used for guiding and positioning the guide pillars, so that good matching between the upper die and the lower die is ensured. The lower die assembly is arranged on the side face of the lower die corresponding to the upper die assembly, and comprises a lower die fixing seat for fixing and supporting a lower cutter.

The lower die fixing seat is embedded with a lower cutter which is responsible for cutting materials, in the embodiment, the redundant edges of the hollow tube are cut off, the upper die assembly and the lower die assembly are matched with each other in the working process of the device, and the punching and the trimming of the hollow tube are realized through the guiding lifting of the guide sleeve and the guide post. The lower cutter moves in the lower die fixing seat, different lower cutters can be replaced according to different trimming shapes, and punching and trimming machining processes of the hollow tube are completed through the cooperation of the upper die block and the lower cutter.

The device of the embodiment has higher precision and stability, and can meet the pressing and forming requirements of various materials. The good fit and guidance between the components ensures the reliability and durability of the mold during long-term use.

A guide sleeve seat is further arranged between the guide sleeve fixing seat and the guide sleeve mounting seat, the guide sleeve seat is fixedly connected with the guide sleeve fixing seat, a guide post is further arranged between the guide sleeve seat and the guide post mounting seat, one end of the guide post is connected with the guide sleeve seat, and the other end of the guide post is connected with the guide post mounting seat.

The lower mould fixing base comprises two dog parallel arrangement, and the one end of two dog homonymies is connected by the baffle and is constituteed, in this embodiment, dog and baffle welding integrated into one piece, down the cutter be located between two dogs and be far away from the one end of baffle, down the cutter be massive, the top is convex side cut face, in this embodiment, after the hollow tube is flattened, neatly excision is carried out its edge, change different lower cutters according to different shape demands, the shape after the side cut of the top of cutter is decided to the shape according to the shape of lower cutter end, and still be equipped with the through-hole on the side cut face, the through-hole cooperates with the punching pin.

Two the dog is close to the one end of side cut face and is equipped with the splint groove, is equipped with logical groove on the side of lower cutter with homonymy splint groove corresponds, homonymy lead to groove and splint inslot to be equipped with L shape splint, just splint groove surface still is equipped with the clamp plate.

Two the splint are more than the one end of cutter and cylinder connecting plate are fixed down, still are equipped with the cylinder mount pad on the die holder between two cylinder connecting plates, be equipped with the cylinder on the cylinder mount pad, the cylinder passes through cylinder connecting plate and removes splint, and then realizes centering effect, the cylinder both ends are connected fixedly with two cylinder connecting plates respectively.

The two clamping plates can accurately move along the air cylinder connecting plate under the driving of the air cylinder, so that the stability of the clamping plates is ensured, and the accuracy of the centering effect can be ensured. The cylinder mount pad is as the fixed basis of cylinder, and its firm structural design has guaranteed that the cylinder can not take place to rock or skew in the course of the work to the stability and the reliability of whole course of the work have been guaranteed.

The upper module is embedded in the upper die assembly, the upper module is in an inverted L shape, the bottom surface of the upper module is arc-shaped and is matched with the trimming surface formed by the lower cutter, the upper module is also provided with a punching needle which is perpendicular to the upper die holder, and the punching needle is matched with a through hole formed in the trimming surface.

The upper die assembly is made of high-quality alloy steel, so that excellent strength and wear resistance of the upper die assembly are ensured, accurate size and shape can be maintained for a long time, and the quality of a produced product is ensured to be stable and reliable. The inverted L-shaped design enables the upper module to be more stable when being stressed, and errors caused by vibration or impact are reduced.

The design of convex bottom surface not only makes the perfect laminating of the side cut face of last module and lower cutter, can also evenly distributed pressure in the punching press in-process, avoids the product to appear warping or damage. Meanwhile, the design also reduces friction resistance, so that the stamping action is smoother, and the production efficiency is improved.

The punch pin is used as a key component of the upper module, and the precision of the punch pin directly influences the molding quality of the product. Therefore, the punching needle adopts a high-precision grinding and polishing process, and ensures that the surface finish and flatness of the punching needle reach the highest standards. The mounting mode perpendicular to the upper die holder ensures the stability of the punching needle in the punching process, so that each punching can pass through the through hole accurately, and an accurate forming effect is realized.

The side of the lower cutter far away from the baffle is provided with a quick-mounting hole, and the lower cutter is quickly assembled on the lower die holder through the matching of the bolt and the quick-mounting hole, so that the effect of quick assembly and disassembly is achieved.

Meanwhile, in order to ensure the stability and safety of the lower cutter in the use process, the lower die holder is further provided with a positioning groove, and the positioning bulge on the side surface of the lower cutter is tightly matched with the positioning groove when the lower cutter is assembled, so that the condition that the lower cutter shakes or deviates in the use process is effectively prevented.

The upper die holder and the lower die holder are provided with a plurality of clamping grooves at intervals, T-shaped blocks are embedded in the clamping grooves in a one-to-one correspondence mode, and the T-shaped blocks are used for fixing the lower die block on the equipment platen.

The design of these clamping grooves and T-shaped blocks skillfully solves the problems of die installation and positioning. The clamping groove between the upper die holder and the lower die holder is designed properly, so that the stability and the accuracy of die installation are ensured, and the installation step is simplified. Each clamping groove corresponds to one T-shaped block accurately, the accurate positioning of the die is guaranteed through the design, and the possible deviation or shaking of the die in the use process is effectively avoided.

The technical schemes of shape, structure, position relation, connection relation and the like are further refined on the basis of fig. 1, 2 and 3 to obtain an embodiment 2, wherein the embodiment 2 is the same as the embodiment 1 and is an integral punching and trimming tool for hollow rods, and the integral punching and trimming tool comprises an upper die holder, guide sleeve fixing seats are respectively arranged at two ends of one side surface of the upper die holder, an upper die assembly is further arranged on the side surface of the upper die holder between the two guide sleeve fixing seats, an upper die block is arranged in the upper die assembly, and punching pins perpendicular to the upper die block are integrated in the upper die block; the lower die holder corresponds to and is parallel to the upper die holder, guide pillar installation seats corresponding to the guide sleeve fixing seats are arranged at two ends of one side surface of the lower die holder, a lower die assembly is arranged on the side surface of the lower die corresponding to the upper die assembly, the lower die assembly comprises a lower die fixing seat, a lower cutter is embedded in the lower die fixing seat, and a through hole corresponding to the punching needle is formed in the top surface of the lower cutter.

According to embodiment 1 and embodiment 2, embodiment 3 is obtained by combining actual production and the specific use method, the embodiment 3 is a punching and trimming integrated tool for a hollow rod, and comprises an upper die holder and a lower die holder, a counter bore is designed in an upper die block of the upper die holder, a punching needle is assembled in the counter bore, the uppermost end of the upper die block is fixed by using a cover plate, so that an upper die block with a trimming effect and a quick-assembly die block with the punching needle are formed, and the assembly is completed by pressing a bolt and an oblique pressing block onto a die carrier during the assembly.

The lower cutter is a lower trimming and punching integrated block, is fixed by adopting two bolts, and can be quickly fixed by only connecting two bolt connecting quick-assembly holes on the lower die holder.

According to the embodiment, the original trimming and punching two tools are combined into one trimming and punching integrated tool through the optimal design, and the centering device is simplified into a convenient and quick finger-clip centering cylinder assembly mode by complex multi-connecting rod assembly.

The original working process is as follows: the robot clamps the workpiece to be flattened, the workpiece is placed on a transfer support, the other robot clamps the workpiece to be punched, and the workpiece is moved to a trimming position.

The working procedure of this example 3 is: the robot clamps the workpiece to be flattened, the workpiece is placed on the transfer support, and the other robot clamps the workpiece to be punched and cut.

The technical effects produced by this embodiment 1, 2, 3 are:

The mode that upper die base and die holder were combined is adopted in this embodiment, makes centering structure simpler, and part assembly quantity is little, and the structure is simpler, and the assembly degree of difficulty is lower when last mould assembly and lower mould assembly are installed, and work efficiency is higher, and main part assembly part reduces to 3 bolts by 8 bolts, has reduced the retooling assembly time in actual operation at least 30 minutes, therefore work efficiency has apparent promotion.

According to the embodiment, the punching and trimming working procedures of the hollow rod are integrated in one tool, in actual production, the tool debugging time is reduced, the original debugging time of 2 working steps is shortened to 1, the working time of the flattening tool of the hollow rod is about twice of that of the punching or trimming working procedures, the working time of the integrated tool of the embodiment is about the same as that of the flattening tool, the working time of the integrated tool and the working time of the flattening tool are carried out cooperatively, the idle period of equipment is further reduced, the problem of part backlog is solved, and the effect of remarkably improving the working efficiency is achieved.

The innovative design of this embodiment also represents an optimal utilization of the material. In the conventional production process, different materials and tools are often required to be used for different procedures, which not only increases the cost, but also may cause resource waste. However, in this embodiment, by integrating the punching and trimming processes, we successfully achieve unified processing of materials, not only simplifying the process flow, but also reducing the material consumption.

In addition, the present embodiment also pays attention to compatibility and flexibility of the device. Through adopting modularized design for the frock can adapt to the hollow rod processing demand of different specifications and size. The design not only improves the utilization rate of equipment, but also reduces maintenance cost. In practical application, the compatibility and the flexibility enable enterprises to quickly respond to market changes, and meet diversified demands of clients.

In summary, in this embodiment, through the combination design of the upper die holder and the lower die holder, the integration of the punching and trimming processes of the hollow rod, the optimized utilization of materials, and other measures, the production efficiency is significantly improved, the cost is reduced, and the equipment performance is improved.

The foregoing is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model, and any simple modification, variation and equivalent transformation made to the above embodiment according to the technical substance of the present utility model still falls within the scope of the technical solution of the present utility model.

Claims (8)

1. Punching and trimming integrated tool for hollow rod, which is characterized by comprising

The upper die comprises an upper die base, wherein guide sleeve fixing seats are respectively arranged at two ends of one side surface of the upper die base, an upper die assembly is further arranged on the side surface of the upper die base between the two guide sleeve fixing seats, and an upper die block is arranged in the upper die assembly;

The lower die holder corresponds to the upper die holder, guide pillar installation seats corresponding to the guide sleeve fixing seats are arranged at two ends of one side surface of the lower die holder, a lower die assembly is arranged on the side surface of the lower die set corresponding to the upper die assembly, the lower die assembly comprises a lower die fixing seat, and a lower cutter is embedded in the lower die fixing seat.

2. The punching and trimming integrated tool for the hollow rod according to claim 1, wherein a guide sleeve seat is further arranged between the guide sleeve fixing seat and the guide post mounting seat, the guide sleeve seat is fixedly connected with the guide sleeve fixing seat, a guide post is further arranged between the guide sleeve seat and the guide post mounting seat, one end of the guide post is connected with the guide sleeve seat, and the other end of the guide post is connected with the guide post mounting seat.

3. The punching and trimming integrated tool for the hollow rod according to claim 1, wherein the lower die fixing seat is formed by connecting two check blocks in parallel, one end of the same side of the two check blocks is formed by connecting baffle plates, the lower cutter is located between the two check blocks and far away from one end of the baffle plates, the lower cutter is in a block shape, the top of the lower cutter is a circular arc-shaped trimming surface, and a through hole is further formed in the trimming surface.

4. A punching and trimming integrated tool for a hollow rod according to claim 3, wherein two stop blocks are provided with clamping plate grooves at one ends close to trimming surfaces, through grooves are formed in the side surfaces of the lower cutters and correspond to the clamping plate grooves on the same side, L-shaped clamping plates are embedded in the through grooves and the clamping plate grooves on the same side, and pressing plates are further arranged on the surfaces of the clamping plate grooves.

5. The punching and trimming integrated tool for the hollow rod according to claim 4, wherein one end of each clamping plate far away from the lower cutter is fixed with a cylinder connecting plate, a cylinder mounting seat is further arranged on a lower die holder between the two cylinder connecting plates, a cylinder is arranged on the cylinder mounting seat, and two ends of the cylinder are respectively connected and fixed with the two cylinder connecting plates.

6. The integrated punching and trimming tool for the hollow rod according to claim 4, wherein the upper module is embedded in the upper die assembly, the upper module is in an inverted L shape, the bottom surface of the upper module is in a circular arc shape and is matched with the shape of a trimming surface of the lower cutter, the upper module is further provided with a punching needle, the punching needle is perpendicular to the upper die holder, and the punching needle is matched with a through hole formed in the trimming surface.

7. The integrated punching and trimming tool for the hollow rod according to claim 3 or 4, wherein the side surface of the lower cutter, which is far away from the baffle plate, is provided with a quick-mounting hole.

8. The integrated tool for punching and trimming a hollow bar according to any one of claims 1-6, wherein a plurality of clamping grooves are distributed at intervals on the edges of the upper die holder and the lower die holder, and T-shaped blocks are embedded in the clamping grooves in a one-to-one correspondence manner.