Integrative stamping equipment of wheelchair return bend accessory
Technical Field
The utility model belongs to the technical field of wheelchair pipe fitting machining equipment, and particularly relates to wheelchair bent pipe fitting integrated stamping equipment.
Background
In the manufacturing process of the wheelchair, the wheelchair frame is generally built by metal pipes, the pipes of two types of straight pipes and bent pipes are generally needed to be used, before the wheelchair frame is built, the straight pipes and the bent pipes need to be subjected to notch processing and hole opening processing according to processing requirements, the notch processing is used for connection of the end parts of the pipes, and the hole opening processing is used for fixing the pipes. For the machining of the elbow fitting, it is necessary to perform notch machining on the ports at the two ends of the elbow and perform hole drilling machining on the two sections of the pipe body of the elbow. In traditional processing equipment, accomplish above-mentioned processing and need purchase two kinds of processing equipment, one kind is incision equipment, one kind is trompil equipment, add man-hour, the staff need take the return bend to incision equipment on carry out incision processing to the port of return bend one end, rotate the return bend 90 degrees again and transfer to another, carry out incision processing to the port of the other end of return bend, accomplish both ends incision processing after, take the return bend to the trompil equipment and carry out the trompil processing, during the trompil, need process the hole one by one to the position that needs the trompil on the return bend, as the elbow processing shown in figure 10, to traditional equipment, need carry out five manufacturing procedure, machining efficiency is low, can't form large batch processing operation, workman's intensity of labour is high.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model provides a wheelchair elbow fitting integrated stamping device.
The technical scheme adopted by the utility model for solving the technical problems is as follows:
a wheelchair bent pipe fitting integrated stamping device comprises a cabinet, a bent pipe notching device used for performing end notching processing on a bent pipe, a first bent pipe punching device used for punching processing one pipe body of the bent pipe and a second bent pipe punching device used for punching processing the other pipe body of the bent pipe, wherein the bent pipe notching device, the first bent pipe punching device and the second bent pipe punching device are all arranged on the cabinet, an electric cabinet used for controlling the stamping device to work is further arranged in the cabinet, the bent pipe notching device, the first bent pipe punching device and the second bent pipe punching device are all connected with the electric cabinet through electric wires, the bent pipe notching device, the first bent pipe punching device and the second bent pipe punching device are all connected with an air source device through air pipes, the two bent pipe notching devices are arranged, and the cutting working directions of the two bent pipe notching devices are perpendicular to each other, and the punching working directions of the first bent pipe punching device and the second bent pipe punching device are also perpendicular to each other.
As a further improvement of the utility model, one elbow notching device is mounted on a cabinet through a movable adjusting device, the movable adjusting device is used for adjusting the working position of the elbow notching device according to the length of a machined elbow, the movable adjusting device comprises a mounting sliding seat mounted at the bottom of the elbow notching device and a first air cylinder used for driving the mounting sliding seat to move, a first vertical plate extends upwards on a working table top of the cabinet, the first air cylinder is fixedly mounted at the side part of the first vertical plate, the telescopic end of the first air cylinder is connected with the mounting sliding seat, and the mounting sliding seat is connected with the cabinet through a sliding rail.
As a further improvement of the utility model, the elbow pipe notching device comprises an elbow pipe notching fixture for fixing the end part of the elbow pipe, a cutter for cutting the end part of the elbow pipe to form a connection notch and a second cylinder for driving the cutter to move, wherein a feed hole for inserting the end part of the elbow pipe, a cutter inlet hole for allowing the cutter to enter the feed hole for cutting the end part of the elbow pipe and a discharge hole for discharging waste materials generated by cutting the end part of the elbow pipe are formed in the elbow pipe notching fixture, the cutter inlet hole and the discharge hole are both communicated with the feed hole, the feed hole is perpendicular to the central line of the cutter inlet hole, and the cutter inlet hole is coincident with the central line of the discharge hole.
As a further improvement of the utility model, a second vertical plate extends upwards from the top of the mounting slide seat, the second cylinder is fixedly mounted at the side of the second vertical plate, a second transverse plate is transversely arranged at the top of the second vertical plate, an upwards extending second induction column is arranged on a telescopic rod of the second cylinder, a first through groove for the second induction column to pass through is formed in the second transverse plate, a proximity sensor for sensing the position of the second induction column is mounted on the second transverse plate, and a second through groove for adjusting the mounting position of the proximity sensor is formed in the second transverse plate.
As a further improvement of the utility model, the first elbow punching device comprises a first movable die assembly and a first fixed die assembly, the first movable die assembly comprises a first movable die plate, a second buffer spring, a second single punching needle, a first mounting plate, a movable plate and a fifth cylinder, the telescopic end of the fifth cylinder is connected with the movable plate, the first mounting plate is mounted on the movable plate, one ends of the second single punching needle and the second buffer spring are fixed on the first mounting plate, the other end of the second single punching needle penetrates through the first movable die plate, two ends of the second buffer spring are connected with the first movable die plate, and a third pipe groove matched with the elbow pipe body is formed in the first movable die plate; first fixed die assembly includes first fixed die plate and second base, first fixed die plate passes through the second base and installs on the rack, set up the fourth chase with return bend body looks adaptation in the first fixed die plate, first movable mould board forms the second die cavity that is used for pressing from both sides tight return bend body with the cooperation of first fixed die plate, the single punching pin of second passes first movable mould board and inserts the second and close the die cavity and process of punching a hole.
As a further improvement, the second bend punching device comprises a second movable die assembly and a second fixed die assembly, the second movable die assembly comprises two second movable die plates, two groups of third buffer springs, two third single punching needles, two second mounting plates, a third linkage plate and a sixth air cylinder, the telescopic end of the sixth air cylinder is connected with the third linkage plate, the two second mounting plates are symmetrically mounted on the third linkage plate, one ends of the two groups of third buffer springs and the two third single punching needles are respectively mounted on the two second mounting plates, the other ends of the two groups of third buffer springs are respectively connected with the two second movable die plates, the other ends of the two third single punching needles respectively penetrate through the two second movable die plates, and a fifth pipe groove matched with the bend pipe body is formed in the second movable die plates; the second cover half subassembly includes two second cover half boards, is used for installing the third base of two second cover half boards and is used for providing the supporting mechanism of the holding power that punches a hole for second cover half subassembly, the second cover half board is installed on the third base, the third base passes through the slide rail and installs on the rack, the third base is connected with supporting mechanism, supporting mechanism installs on the rack, set up the sixth pipe socket with return bend body looks adaptation in the second cover half board, the second movable mould board forms the third die cavity that closes that is used for pressing from both sides tight return bend body with the cooperation of second cover half board, and two single punching needles of third pass two second movable mould boards respectively and insert corresponding third and close the die cavity and process of punching a hole.
The utility model has the beneficial effects that: according to the utility model, the bent pipe notching device, the first bent pipe punching device and the second bent pipe punching device are arranged on the cabinet, so that the processes of notching at two ends and punching two sections of pipe bodies can be simultaneously completed during bent pipe processing, and a plurality of processes are completed in one step, so that the processing time of bent pipe fittings is greatly shortened, the processing efficiency is improved, the manual operation is simplified, and the labor intensity of workers is reduced.
Drawings
The utility model is further illustrated by the following figures and embodiments:
FIG. 1 is a schematic view of the overall structure of the present embodiment;
FIG. 2 is a schematic structural diagram of the elbow notching device according to the present embodiment;
FIG. 3 is a schematic view of the internal structure of the elbow notch clamp of the present embodiment;
fig. 4 is a schematic structural view of a first elbow punching device according to the present embodiment;
FIG. 5 is a schematic structural diagram of a first movable platen according to the present embodiment;
FIG. 6 is a schematic structural diagram of a first fixing template according to the present embodiment;
FIG. 7 is a schematic structural view of a second tube punching apparatus according to the present embodiment;
FIG. 8 is a schematic structural diagram of a second movable platen according to the present embodiment;
FIG. 9 is a schematic structural diagram of a second fixed mold plate according to the present embodiment;
fig. 10 is a schematic structural view before and after the pipe bending process according to the present embodiment.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention.
Example (b):
as shown in fig. 1 to 10, the embodiment discloses a wheelchair elbow fitting integrated stamping device, which includes a cabinet 1, an elbow notching device 4 for notching an end of an elbow, a first elbow punching device 5 for punching one elbow of the elbow, and a second elbow punching device 6 for punching the other elbow of the elbow, wherein the elbow notching device 4, the first elbow punching device 5, and the second elbow punching device 6 are all installed on the cabinet 1, an electric cabinet for controlling the stamping device is further provided in the cabinet 1, the elbow notching device 4, the first elbow punching device 5, and the second elbow punching device 6 are all connected to the electric cabinet through electric wires, the elbow notching device 4, the first elbow punching device 5, and the second elbow punching device 6 are all connected to an air source device through air pipes, two elbow notching devices 4 are provided, the cutting working directions of the two elbow pipe notching devices 4 are perpendicular to each other, and the punching working directions of the first elbow pipe punching device 5 and the second elbow pipe punching device 6 are also perpendicular to each other. Through arranging return bend notching device 4, first return bend punching device 5 and second return bend punching device 6 on rack 1 to make the return bend add man-hour, can accomplish the trompil process of both ends incision and two sections bodys simultaneously, a plurality of processes are once processed and are accomplished, have reduced the process time of return bend accessory greatly, improve machining efficiency, simplify manual operation, reduce workman's intensity of labour.
In a preferred embodiment, one of the elbow cutting devices 4 is mounted on the cabinet 1 through a movable adjusting device 7, the movable adjusting device 7 is used for adjusting the working position of the elbow cutting device 4 according to the length of the machined elbow, the movable adjusting device 7 comprises a mounting slide 71 mounted at the bottom of the elbow cutting device 4 and a first air cylinder 72 for driving the mounting slide 71 to move, a first vertical plate 11 extends upwards on the working table of the cabinet 1, the first air cylinder 72 is fixedly mounted at the side of the first vertical plate 11, the telescopic end of the first air cylinder 72 is connected with the mounting slide 71, and the mounting slide 71 is connected with the cabinet 1 through a sliding rail. Through setting up removal adjusting device 7, make the tubular product stamping equipment of this embodiment can be applicable to the pipe bending work of different length, the commonality improves. When the movable adjusting device 7 works, the first air cylinder 72 drives the mounting slide seat 71 to move, and the whole elbow notching device 4 on the mounting slide seat 71 moves along with the mounting slide seat 71 at the same time, so that the movement action of the elbow notching device 4 in the elbow processing length direction is realized.
In a preferred embodiment, the elbow cutting device 4 includes an elbow cutting clamp 41 for fixing an end of an elbow, a cutter 42 for cutting the end of the elbow to form a connection cut, and a second cylinder 43 for driving the cutter 42 to move, a feed hole 411 for inserting the end of the elbow, a feed hole 412 for allowing the cutter 42 to enter the feed hole 411 for cutting the end of the elbow, and a discharge hole 413 for discharging waste materials generated by cutting the end of the elbow are formed in the elbow cutting clamp 41, the feed hole 412 and the discharge hole 413 are both communicated with the feed hole 411, the feed hole 411 is perpendicular to a central line of the feed hole 412, and the feed hole 412 coincides with a central line of the discharge hole 413. When the notch machining operation is performed, the end portion of the bent pipe is inserted into the feed hole 411, the second air cylinder 43 acts to drive the cutter 42 to enter from the feed hole 412, the end portion of the bent pipe is cut into a notch shape meeting the machining requirement, the machining waste is pushed out from the discharge hole 413, then the second air cylinder 43 retracts, and the cutter 42 exits from the feed hole 411 along the feed hole 412, so that the one-time cutting operation is completed.
As a preferred embodiment, a second vertical plate 73 extends upwards from the top of the mounting slide seat 71, the second cylinder 43 is fixedly mounted at a side portion of the second vertical plate 73, a second horizontal plate 44 is transversely disposed at the top of the second vertical plate 73, an upwards extending second sensing column 45 is disposed on an expansion link of the second cylinder 43, a first through groove 46 for the second sensing column 45 to pass through is formed in the second horizontal plate 44, the second horizontal plate 44 is provided with the proximity sensor 8 for sensing the position of the second sensing column 45, and the second horizontal plate 44 is provided with a second through groove 47 for adjusting the mounting position of the proximity sensor 8. Set up second response post 45 on through the second cylinder 43, control second cylinder 43 work through the response relation of proximity sensor 8 and second response post 45, make second cylinder 43 drive cutter 42 and be close to the return bend tip when cutting the action, slow down the push speed of second cylinder 43, prevent that cutter 42 cutting speed from leading to the pipe bending incision defect at the excessive speed, also control the process progress through the response relation of proximity sensor 8 also second response post 45 simultaneously, prevent that cutter 42 from advancing to make the undercutting phenomenon deeply or cutter 42 from advancing not enough to cause the incision processing incomplete.
As a preferred embodiment, the first bent pipe punching device 5 includes a first movable die assembly 51 and a first fixed die assembly 52, the first movable die assembly 51 includes a first movable die plate 511, a second buffer spring 512, a second single punching needle 513, a first mounting plate 514, a moving plate 515 and a fifth cylinder 516, a telescopic end of the fifth cylinder 516 is connected to the moving plate 515, the first mounting plate 514 is mounted on the moving plate 515, one end of the second single punching needle 513 and one end of the second buffer spring 512 are fixed on the first mounting plate 514, the other end of the second single punching needle 513 passes through the first movable die plate 511, two ends of the second buffer spring 512 are connected to the first movable die plate 511, and a third pipe slot 517 matched with a bent pipe body is formed in the first movable die plate 511; the first fixed die assembly 52 includes a first fixed die plate 521 and a second base 522, the first fixed die plate 521 is installed on the cabinet 1 through the second base 522, a fourth pipe slot 523 matched with the elbow pipe body is opened in the first fixed die plate 521, the first movable die plate 511 and the first fixed die plate 521 are matched to form a second die closing slot for clamping the elbow pipe body, and the second single punching pin 513 passes through the first movable die plate 511 and is inserted into the second die closing slot for punching.
In a preferred embodiment, the second bent pipe punching device 6 includes a second movable mold assembly 61 and a second fixed mold assembly 62, the second movable mold assembly 61 comprises two second movable mold plates 611, two sets of third buffer springs 612, two third single punching needles 613, two second mounting plates 614, a third linkage plate 615 and a sixth air cylinder 616, the telescopic end of the sixth cylinder 616 is connected with a third linkage plate 615, the two second mounting plates 614 are symmetrically mounted on the third linkage plate 615, one ends of two groups of third buffer springs 612 and two third single punching needles 613 are respectively mounted on the two second mounting plates 614, the other ends of the two groups of third buffer springs 612 are respectively connected with the two second movable templates 611, the other ends of the two third single punching needles 613 respectively penetrate through the two second movable templates 611, a fifth pipe groove 617 matched with the pipe body of the elbow pipe is formed in the second movable template 611; the second fixed mold assembly 62 comprises two second fixed mold plates 621, a third base 622 used for mounting the two second fixed mold plates 621 and a supporting mechanism 623 used for providing punching supporting force for the second fixed mold assembly 62, the second fixed mold plates 621 are mounted on the third base 622, the third base 622 is mounted on the cabinet 1 through a sliding rail, the third base 622 is connected with the supporting mechanism 623, the supporting mechanism 623 is mounted on the cabinet 1, a sixth pipe groove 624 matched with the bent pipe body is formed in the second fixed mold plates 621, the second movable mold plates 611 and the second fixed mold plates 621 cooperate to form a third mold closing groove used for clamping the bent pipe body, and two third single punching needles 613 respectively penetrate through the two second movable mold plates 611 to be inserted into the corresponding third mold closing grooves for punching.
In this embodiment, when the notch and the hole of the bent pipe are processed, the notch cutting device 4, the first bent pipe punching device 5, and the second bent pipe punching device 6 operate simultaneously, so that the notch and the hole site of the bent pipe can be integrally formed, and the processing efficiency is effectively improved.
The above description is only a preferred embodiment of the present invention, and the technical solutions that achieve the objects of the present invention by substantially the same means are within the protection scope of the present invention.