CN107980012B

CN107980012B - USB metal pipe fitting processing equipment and upper template thereof

Info

Publication number: CN107980012B
Application number: CN201680026855.9A
Authority: CN
Inventors: 孙虎
Original assignee: Shenzhen Tatfook Technology Co Ltd
Current assignee: Shenzhen Tatfook 2r Forming Technologhy Co ltd; Anhui Tatfook Technology Co Ltd
Priority date: 2016-07-22
Filing date: 2016-07-22
Publication date: 2020-02-04
Anticipated expiration: 2036-07-22
Also published as: WO2018014330A1; CN107980012A

Abstract

The utility model provides a USB metal pipe fitting processing equipment and cope match-plate pattern (100) thereof, be provided with on cope match-plate pattern (100) and press from both sides tight drive element (110), it is used for pressing from both sides tight drive to go on pressing from both sides tight two grip blocks (230) that set up on the material-bearing plate (200) between cope match-plate pattern and the lower bolster in the involution process of cope match-plate pattern and corresponding lower bolster (300), so that two grip blocks in the process that cope match-plate pattern and the lower bolster is processed the metal flat pipe (9) that set up in the grip groove (231) of two grip blocks. The upper template is provided with the upper clamping driving element, so that the condition that the material bearing plate of the processing equipment clamps the metal flat pipe in the processing process can be ensured, and the upper template is simple and reliable in structure.

Description

USB metal pipe fitting processing equipment and upper template thereof

Technical Field

The invention relates to the technical field of stamping dies and equipment, in particular to USB metal pipe fitting processing equipment and an upper template thereof.

Background

The USB type C interface has the following characteristics: 1. the maximum data transmission speed reaches 10 Gbit/s, which is also the standard of USB 3.1; the size of the socket end of the Type-C interface is about 8.3mm multiplied by 2.5mm in thin design; 3. the function of 'forward and reverse insertion' which can be inserted from both the front and the reverse sides is supported, and the repeated insertion and extraction of more than 1 ten thousand times can be borne; 4. a Type-C connector equipped standard-sized connection line can pass 3A current while also supporting "USB PD" beyond the existing USB power supply capability, which can provide up to 100W of power.

Just because USB type C has such good performance, it has been increasingly used in mobile terminal devices. However, the outer side metal pipe fitting of the USB type C joint needs to be provided with an arc bent inwards, and no equipment with a simple structure, high automation degree, high machining precision and high machining efficiency can meet the production requirement in the prior art for machining the structure.

Disclosure of Invention

The embodiment of the invention provides USB metal pipe fitting processing equipment and an upper template thereof, wherein the upper template has a simple and reliable structure and can ensure that a material bearing plate of the processing equipment clamps a metal flat pipe in the processing process.

In order to solve the above problem, an aspect of the embodiments of the present invention provides an upper template for a USB metal pipe processing device, where an upper clamping driving element is arranged on the upper template, and the upper clamping driving element is used to clamp and drive two clamping plates on a material-bearing plate arranged between the upper template and the lower template in a closing process of the upper template and the corresponding lower template, so that the two clamping plates clamp a metal flat pipe clamped in clamping grooves of the two clamping plates in a process of processing the metal flat pipe by the upper template and the lower template; the material bearing plate comprises two clamping plates, a clamping element and a transmission mechanism which are arranged side by side, at least one of the two clamping plates is provided with a clamping groove, one end of each of the two clamping plates is also provided with a groove, and the grooves are used for being connected with the transmission mechanism; the clamping element is used for elastically supporting the two clamping plates so that the two clamping plates are mutually closed, the metal flat pipe is clamped in the clamping groove, and the transmission mechanism is used for transmitting the two clamping plates and further transmitting the metal flat pipe to the next station from the current station.

According to a preferred embodiment of the present invention, the upper clamping driving element is two plates with inclined surfaces at ends thereof, and the two plates extend along a moving direction of the upper mold plate.

According to a preferred embodiment of the present invention, the material receiving plate further includes two guiding plates disposed on two sides of the two clamping plates, and an inclined surface is disposed on the guiding plates and driven by an upper clamping driving element on the upper mold plate, so that the guiding plates drive the clamping plates to clamp the flat metal pipe during the process of processing the flat metal pipe by the upper mold plate and the lower mold plate.

According to a preferred embodiment of the present invention, each of the guiding plates and the corresponding clamping plate are respectively provided with a guiding mechanism, and the guiding mechanisms are used for guiding the clamping plate to slide relative to the guiding plate.

According to a preferred embodiment of the present invention, the upper clamping driving element makes a clamping force of the clamping plate on the flat metal tube greater than a clamping force of the clamping plate on the flat metal tube caused by the clamping element.

According to a preferred embodiment of the present invention, the lower mold plate is further provided with a lower separation driving element, and the lower separation driving element is used for enabling the two clamping plates to be separated from each other against the clamping action of the clamping element during the folding process of the upper mold plate and the lower mold plate.

In order to solve the technical problem, the invention further provides USB metal pipe fitting processing equipment, which comprises a lower template, a material bearing plate and an upper template, wherein the material bearing plate is arranged between the upper template and the lower template, an upper clamping driving element is arranged on the upper template, and the upper clamping driving element is used for clamping and driving two clamping plates arranged on the material bearing plate between the upper template and the lower template in the closing process of the upper template and the corresponding lower template, so that the two clamping plates clamp the metal flat pipes in the process that the upper template and the lower template process the metal flat pipes clamped in the clamping grooves of the two clamping plates; the material bearing plate comprises two clamping plates, a clamping element and a transmission mechanism which are arranged side by side, at least one of the two clamping plates is provided with a clamping groove, one end of each of the two clamping plates is also provided with a groove, and the grooves are used for being connected with the transmission mechanism; the clamping element is used for elastically supporting the two clamping plates so that the two clamping plates are mutually closed, the metal flat pipe is clamped in the clamping groove, and the transmission mechanism is used for transmitting the two clamping plates and further transmitting the metal flat pipe to the next station from the current station.

According to a preferred embodiment of the present invention, the upper mold plate is provided with an upper mold, an upper elastic support element and a locking mechanism, wherein the upper elastic support element elastically supports the upper mold, so that the upper mold elastically contracts under the support effect of the lower mold plate when the upper mold plate and the lower mold plate are in involution, the locking mechanism is configured to lock the upper mold in a contracted state after the upper mold plate and the lower mold plate are in involution, and further release the upper mold after the upper mold plate and the lower mold plate are separated by a predetermined distance, so that the upper mold is reset under the effect of the upper elastic support element.

According to a preferred embodiment of the present invention, the locking mechanism includes a locking rod and a locking transmission mechanism, and the locking transmission mechanism is connected to the locking rod and transmits the locking rod to perform a telescopic motion relative to the upper mold, so as to lock and release the upper mold.

According to a preferred embodiment of the invention, the upper template is provided with at least one punching upper die, and the punching upper die is used for matching with a punching lower die arranged on the lower template to realize punching processing on the flat metal pipe; the upper die plate is further provided with a transverse blowing channel, and the transverse blowing channel is used for outputting the punched excess material punched by the metal flat tube in a blowing mode from the transverse blowing channel.

According to a preferred embodiment of the present invention, the upper mold plate is further provided with an upper pushing rod, and the upper pushing rod is used for pushing the flat metal pipe located above the clamping groove of the feeding station into the clamping groove in the process of closing the upper mold plate and the lower mold plate.

According to a preferred embodiment of the present invention, the material-bearing plate is held between the upper mold plate and the lower mold plate and is in contact with the upper mold plate and the lower mold plate respectively during the folding process of the upper mold plate and the lower mold plate.

According to a preferred embodiment of the present invention, in the process of folding the upper mold plate and the lower mold plate, the upper mold plate presses and holds the material bearing plate to move toward the lower mold plate, and then the metal flat tubes clamped by the two clamping plates arranged on the material bearing plate are jacketed on the lower mold of the corresponding station of the lower mold plate.

Through the scheme, the invention has the beneficial effects that: according to the USB metal pipe fitting machining equipment, the simple upper template structure is arranged, so that the metal flat pipe can be clamped by the material bearing plate in the machining process of the machining equipment, and meanwhile, the USB metal pipe fitting machining equipment has the characteristics of simple structure, high automation degree, high machining precision and high machining efficiency.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

FIG. 1 is a front view of a preferred embodiment of the USB metal pipe fitting processing equipment of the present invention;

FIG. 2 is a side view of the USB metal pipe fitting machining apparatus in the embodiment of FIG. 1;

FIG. 3 is a top view of a material-bearing plate of the USB metal pipe fitting processing equipment in the embodiment of FIG. 1;

FIG. 4 is a side view of a material supporting plate of the USB metal pipe fitting processing equipment in the embodiment of FIG. 1;

fig. 5 is a schematic view of the clamping plates on two sides closing and clamping the metal flat pipe to be processed and moving the metal flat pipe to be processed to the next station;

FIG. 6 is a schematic view of the clamping plates on two sides being opened and returned to the initial position when the flat metal pipe to be processed is conveyed to the preset station position;

FIG. 7 is a schematic structural diagram of a clamping state of the USB metal pipe fitting processing equipment in the embodiment of FIG. 1;

FIG. 8 is a schematic view showing the structure of the lower separation driving member in the interlocking engagement with the telescopic rod;

FIG. 9 is a schematic diagram of the structure of a loading mechanism in the processing apparatus; and

fig. 10 is a partial structural plan view of the feeding mechanism in fig. 9.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be noted that the following examples are only illustrative of the present invention, and do not limit the scope of the present invention. Similarly, the following examples are only some but not all examples of the present invention, and all other examples obtained by those skilled in the art without any inventive work are within the scope of the present invention.

Referring to fig. 1 and fig. 2 together, fig. 1 is a front view of a USB metal pipe processing apparatus according to a preferred embodiment of the present invention, and fig. 2 is a side view of the USB metal pipe processing apparatus in the embodiment of fig. 1. The USB metal pipe fitting processing equipment comprises but is not limited to the following structures: an upper die plate 100, a lower die plate 300 and a material bearing plate 200. Wherein, be provided with a plurality of stations on cope match-plate pattern 100 and the lower bolster 300, hold flitch 200 and set up between cope match-plate pattern 100 and lower bolster 300, this hold flitch 200 is used for the metal flat pipe 9 that the centre gripping waited to process and transmits metal flat pipe 9 between the station to make cope match-plate pattern 100 and lower bolster 300 to closing the in-process and processing the metal flat pipe 9 that sets up in at least partial station, wait to process metal flat pipe 9 on at least partial station promptly.

Preferably, the material receiving plate 200 is held between the upper and

lower mold plates

100 and 300 and is in contact with the upper and

lower mold plates

100 and 300, respectively, during the alignment of the upper and

lower mold plates

100 and 300. This kind of structure of holding plate 200 compares and utilizes the manipulator to centre gripping transmission between different stations in prior art and treats processing metal flat pipe 9, and its structure is simpler, and control process also realizes easily, and stability and position accuracy are all higher.

Preferably, the plurality of stations provided on the upper and

lower templates

100 and 300 include: the device comprises a feeding station, a processing station and a blanking station. Wherein, the quantity of material loading station and blanking station is generally one, and the quantity of processing station can be a plurality of to the mould that every processing station corresponds is different, generally speaking, in the direction along material loading station directional blanking station, and metal flat pipe is by each processing station machine-shaping step by step.

Specifically, referring to fig. 3 and 4, fig. 3 is a top view of the material-receiving plate of the USB metal pipe fitting processing apparatus in the embodiment of fig. 1, and fig. 4 is a side view of the material-receiving plate of the USB metal pipe fitting processing apparatus in the embodiment of fig. 1. The retainer plate 200 includes a support liner 210, a guide plate 220, a clamping plate 230, a clamping element 240, and a transmission mechanism 250.

Preferably, the two clamping plates 230 and the two guide plates 220 are respectively supported on the supporting lining plate 210 side by side, the two guide plates 220 are disposed on two sides of the two clamping plates 230, and the two clamping plates 230 are sandwiched by the two guide plates 220. The clamping element 240 is elastically disposed on the supporting lining plate 210, specifically, elastically supported at two side edges of the supporting lining plate 210, for elastically supporting the guiding plate 220. Preferably, the clamping member 240 may be a spring elastically supporting the guide plates 220 from both sides of the two guide plates 220, and thus bringing the two clamping plates 230 together with each other in the first direction by the guide plates 220 at both sides.

Preferably, at least one of the two clamping plates 230 is provided with at least one clamping groove 231, in other words, the middle position of the two clamping plates 230 is formed by the two clamping plates 230 together to form the clamping groove 231, and the clamping groove 231 may be formed on one clamping plate 230 on one side, and the clamping plate 230 on the other side may be of a flat plate structure, of course, it is preferable to adopt a half-shaped structure in which the clamping grooves 231 are formed on the clamping plates 230 on both sides, and the clamping grooves 231 for clamping the flat metal pipe 9 are formed together in a state that the clamping plates 230 on both sides are closed.

It should be noted that the first direction in the embodiment of the present invention refers to a closing direction of the clamping groove 231, and the clamping plates 230 on both sides are closed along the first direction to clamp the flat metal pipe 9 to be machined in the clamping groove 231.

The transmission mechanism 250 is used for simultaneously transmitting the two clamping plates 230 along a second direction perpendicular to the first direction, so that the metal flat tubes 9 are sequentially transmitted from the current station to the next station. Referring to fig. 5 and 6, in the specific driving process, fig. 5 is a schematic view of the clamping plates on the two sides closing to clamp the metal flat pipe to be processed and moving the metal flat pipe to be processed to the next station, fig. 6 is a schematic view of the clamping plates on the two sides opening when the metal flat pipe to be processed is sent to the predetermined station position and returning to the initial position, solid lines and dotted lines in fig. 5 and 6 respectively represent a comparison of positions before and after the clamping plate 230 moves, the position of the clamping plate 230 shown in solid lines in fig. 5 is a first position (i.e., an opposite left position in fig. 5), and the position of the clamping plate 230 shown in dotted lines is a second position (i.e., an opposite right position in fig. 5). The detailed structural features of the clamping plate 230 that are opened when the flat metal tube 9 to be machined is delivered to the predetermined station position will be described in detail later.

In the embodiment of the present invention, preferably, the number of the clamping grooves is N, where N may be a positive integer greater than or equal to 3, for example, 8 shown in the drawings of the specification, and of course, other numbers may also be used, for example, 6 or 10, and may be set reasonably according to the needs of the machining process.

Preferably, the number of processing stations may be N-1, i.e. the number of gripping grooves is one more than the number of processing stations. When the clamping plate is located at the first position, the N clamping grooves are located at the machining station and the blanking station, and when the clamping plate is located at the second position, the N clamping grooves are located at the feeding station and the machining station.

The same end of each of the two side holding plates 230 is provided with a groove 232, the grooves 232 of the two side holding plates 230 form a T-shaped connecting groove, the end of the transmission link 251 of the transmission structure 250 is provided with a T-shaped joint 2511 (fig. 6) matched with the T-shaped connecting groove, and the T-shaped joint 2511 is inserted into the T-shaped connecting groove to form a transmission connecting pair of the transmission structure 250 and the two side holding plates 230. In the present embodiment, it is preferable that the transmission structure 250 employs a cylinder 252 as a power supply means. The cylinder 252 drives the two clamping plates 230 to reciprocate along the second direction through the transmission link 251.

Further preferably, each guiding plate 220 and the corresponding clamping plate 230 are respectively provided with a guiding mechanism 221 (fig. 4) which is matched with each other, and the guiding mechanism 221 is used for respectively guiding the two clamping plates 230 to slide along the second direction relative to the guiding plate 220. Preferably, the guide mechanism 221 is a sliding groove disposed along the second direction.

With reference to fig. 1, the upper mold plate 100 is provided with an upper clamping driving element 110, and the upper clamping driving element 110 is configured to drive and clamp the two clamping plates 230 on the material receiving plate 200 disposed between the upper mold plate 100 and the lower mold plate 300 during the alignment process of the upper mold plate 100 and the corresponding lower mold plate 300, so that the two clamping plates 230 clamp the flat metal tubes 9 disposed in the clamping grooves 231 of the two clamping plates 230 during the processing process of the flat metal tubes 9 by the upper mold plate 100 and the lower mold plate 300. For example, the upper clamping driving element 110 may be two plates with inclined surfaces 111 at ends thereof, and the two plates extend along the moving direction of the upper mold plate 100, specifically along a third direction (vertical direction in this embodiment).

With reference to fig. 4, preferably, the guiding plate 220 is provided with an upper guiding inclined surface 222, the upper guiding inclined surface 222 is driven by the upper clamping driving element 110 on the upper mold plate 100, specifically, one end of the upper clamping driving element 110 with the inclined surface 111 is inserted into and matched with the upper guiding inclined surface 222, under the dislocation of the two inclined surfaces (111 and 222), the guiding plate 220 is moved and clamped in the first direction, so that the guiding plate 220 drives the clamping plate 230 to clamp the flat metal pipe 9 during the process of processing the flat metal pipe 9 by the upper mold plate 100 and the lower mold plate 300.

With continued reference to fig. 1 and 2, the upper plate 100 is preferably further provided with a locking mechanism 140, at least one upper mold 120 and an upper resilient support element 130. The upper elastic supporting element 130 elastically supports the upper mold 120, specifically, the number of the upper mold 120 may correspond to the number of the lower molds, and may also correspond to the number of the processing stations, or the number of the upper mold 120 may be less than the number of the processing stations (i.e., there are empty spaces), a core for matching the lower mold 340 on the lower template 300 to punch and process the closing structure of the end of the metal flat tube is arranged on the upper mold 120, and the internal structures (i.e., the core structures) of the upper and lower molds (120, 340) of each processing station are different, and the upper mold 120 at least includes a processing mold, a punching mold and a blanking mold, and is matched with the lower mold correspondingly. Regarding the specific structural features of the mold core, those skilled in the art can design the mold core according to the requirements of the closing shape and the processing steps, and will not be described in detail herein.

Preferably, each upper mold 120 is provided with an upper elastic supporting member 130, and the upper elastic supporting member 130 may be a structure in which a spring 131 supports a supporting rod 132, and the supporting rod 132 is further connected to the upper mold 120. The upper elastic supporting element 130 elastically supports the upper mold 120, and the upper mold 120 contracts to a certain extent under the supporting action of the lower mold 340 of the lower mold 300 in the process of matching the upper mold 100 and the lower mold 300.

The locking mechanism 140 is used to lock the upper mold 120 in a contracted state after the upper mold plate 100 and the lower mold plate 300 are coupled, and further release the upper mold 120 after the upper mold plate 100 moves a predetermined distance above the lower mold plate 300, so that the upper mold 120 is reset under the action of the upper elastic support element 130. The locking mechanism 140 is provided to prevent the flat metal tubes 9 from being separated from the lower core following the upper mold 120 when the upper mold 120 is moved back upward, and therefore, the predetermined distance should be set so that the upper mold 120 is not in contact with the lower mold 340 any more during the upward movement after being unlocked.

Referring to fig. 7, fig. 7 is a schematic structural diagram of a clamping state of the USB metal pipe processing apparatus in the embodiment of fig. 1. Preferably, the locking mechanism 140 includes a locking rod 141 and a locking transmission mechanism 142, the locking transmission mechanism 142 is connected to the locking rod 141 and transmits the locking rod 141 to perform a telescopic motion relative to the upper mold 120, so as to lock and release the upper mold 120, wherein the upper mold 120 may be provided with a hole or a groove corresponding to the locking rod 141, and when the locking rod 141 extends into the hole or the groove on the upper mold 120, the upper mold 120 may be locked. Specifically, the locking transmission mechanism 142 and the locking rod 141 may also be connected through a T-shaped groove structure (please refer to the description of the previous section regarding the structural characteristics of the T-shaped groove), the locking transmission mechanism 142 may be driven by a driving unit 143, and the driving unit 143 may be a cylinder, an oil pressure cylinder, a motor, and the like, which is not limited herein. The driving unit 143 is preferably a cylinder.

Fig. 7 is a schematic structural view showing a mold clamping state of the apparatus, in which a lock lever 141 is inserted into the upper mold 120 from one side to lock the upper mold 120; meanwhile, the inclined plane 111 at the end of the upper clamping driving element 110 is matched with the upper guiding inclined plane 222 on the guiding plate 220, so that the guiding plate 220 moves towards the first direction for clamping, and further the guiding plate 220 drives the clamping plate 230 to firmly clamp the metal flat tube 9 in the process that the upper template 100 and the lower template 300 process the end of the metal flat tube 9, and at this time, the upper mold 120 is matched with the lower mold 340 to realize the stamping process of the metal flat tube 9.

Preferably, the upper clamping driving element 110 makes the clamping force of the clamping plate 230 on the flat metal tube 9 greater than the clamping force of the clamping plate 230 on the flat metal tube 9 by the clamping element 240, so that the flat metal tube 9 can be firmly clamped in the process of stamping the flat metal tube 9 by the upper die 120.

With continued reference to fig. 2 and 3, it is further preferable that the upper die plate 100 is further provided with an upper pushing rod 150, and the upper pushing rod 150 is used for pushing the flat metal pipe 9 disposed above the clamping groove 231 at the end of the feeding side (i.e. the feeding position above the feeding station) into the clamping groove 231 during the alignment process of the upper die plate 100 and the lower die plate 300.

With continued reference to fig. 1 and 2, the lower mold plate is provided with a lower separation driving element 310, and the lower separation driving element 310 is configured to separately drive the two clamping plates 230 on the material receiving plate 200 disposed between the upper mold plate 100 and the lower mold plate 300 during the downward movement of the lower mold plate 300, so as to separate the two clamping plates 230 from each other, thereby releasing the flat metal tubes 9 clamped in the clamping grooves 231.

The lower template 300 further comprises a lower transmission mechanism 320, wherein the lower transmission mechanism 320 transmits the lower separation driving element 310 to extend and retract relative to the two clamping plates 230, so that the lower separation driving element 310 drives the two clamping plates 230 to be separated in the extending state and does not drive the two clamping plates 230 to be separated in the retracting state. Similarly, the lower transmission mechanism 320 may be a cylinder, a hydraulic cylinder, a motor, etc., and is not limited herein. The lower transmission mechanism 320 is preferably a cylinder. Because the cylinder has the characteristic of fast action response speed.

For example, referring to fig. 4, the lower surface of the guide plate 220 is provided with a lower guide inclined surface 223, the lower guide inclined surface 223 is driven by a lower separation driving element 310 on the lower mold plate 300, so that the guide plate 220 drives the clamping plates 230 to overcome the elastic supporting effect of the clamping element 240 and separate from each other in the first direction, and further the clamping plates 230 release the flat metal tubes 9 and are reset under the driving of the transmission mechanism 250.

For example, the bottom of the lower separation driving element 310 is provided with a driving inclined plane 311, the lower template 300 further includes a telescopic rod 330 connected to the lower transmission mechanism 320, the telescopic rod 330 is provided with a telescopic inclined plane 331 matching with the driving inclined plane 311, the lower transmission mechanism 320 drives the telescopic rod 330 to perform telescopic movement, so that the driving inclined plane 311 slides along the telescopic inclined plane 331, and further the telescopic movement of the lower separation driving element 310 relative to the two clamping plates 230 is realized.

Preferably, the extension and contraction direction of the extension and contraction rod 330 is perpendicular to that of the lower separation driving member 310, and in this embodiment, the extension and contraction rod 330 moves in the second direction, and the lower separation driving member 310 moves in the third direction (vertical direction). The number of the inclined surfaces 331 on the telescopic rod 330 may be multiple, and the number of the driving inclined surfaces 311 on the lower separation driving element 310 is also multiple, and the driving inclined surfaces are matched with the number of the inclined surfaces 331 on the telescopic rod 330 to form a structure similar to a sawtooth engagement and staggering structure, and the dislocation between the driving inclined surfaces 311 and the inclined surfaces 331 forms the movement of the lower separation driving element 310 along the third direction (vertical direction).

Referring to fig. 8, fig. 8 is a schematic structural diagram illustrating the lower separation driving element and the telescopic rod being in a staggered fit, and a dotted line and a solid line in the diagram respectively illustrate two states of the lower separation driving element 310 and the telescopic rod 330 being in the staggered fit, namely, an extended state and a retracted state of the lower separation driving element 310.

It should be noted that, although the above describes the matching structure of the upper clamping driving element and the lower separation driving element with the material bearing plate respectively to realize the separation and clamping of the clamping plate, it should be understood by those skilled in the art that the above arrangement is only an exemplary structure of the embodiment of the present invention, and the above structure may be in other forms, such as the lower mold plate provided with the clamping driving element and the upper mold plate provided with the separation driving element, or the processing equipment provided with a separate clamping/separation driving element, without any specific limitation.

In addition, the lower template 300 is further provided with a lower die 340, wherein the number of the lower die 340 can be determined according to the number of the processing stations, in this embodiment, the lower die 340 serves as a die core, the flat metal pipe 9 to be processed is sleeved outside the lower die 340, and the upper die 120 is matched with the lower die 340 to stamp the top of the flat metal pipe 9 to form an arc-shaped inward-contraction angle.

Preferably, the processing apparatus in this embodiment includes a plurality of processing stations including, but not limited to, at least one forming station and at least one blanking station. For example, as shown in fig. 2, the lower mold 341 is a loading mold, the plurality of lower molds 342 correspond to molds of a forming station, the lower mold 343 corresponds to a mold of a punching station, and the reference numeral 304 corresponds to a blanking station.

Wherein, the flat metal pipe 9 arranged on the forming station 342 is formed and processed in the involution process of the upper template 100 and the lower template 300; the punching station is positioned at the downstream of the forming station, and after the bending processing is finished at the upstream processing station, the upper template 100 and the lower template 300 simultaneously punch and process the forming part of the metal flat tube 9 arranged on the punching station in the involution process of the upper template 100 and the lower template 300 on the punching station so as to punch and cut off a part of the forming part; after the punching process is completed, the flat metal tubes 9 are conveyed to the blanking station 304, and the blanking station 304 is provided with blanking holes 3041, so that the flat metal tubes 9 transferred from the material receiving plate 200 to the blanking station 304 are output through the blanking holes 3041. The dashed line position in fig. 2 illustrates the process of outputting the flat metal pipe 9 from the blanking hole 3041.

Referring to fig. 2 or 8, it is further preferable that the upper mold plate 100 is provided with a transverse (specifically, along a first direction or a second direction, preferably, in a horizontal plane direction) blowing channel 101 corresponding to the punching station, and the blowing channel 101 is transversely disposed through the upper mold plate 100. An air blowing pipe (not shown) is connected to the transverse air blowing channel 101, so that the punching residual material of the flat metal pipe 9 is output from the transverse air blowing channel 101 under the action of air flow in the transverse air blowing channel 101.

Referring to fig. 2 or fig. 8, the USB metal pipe processing apparatus according to the embodiment of the present invention further includes a cover plate 400, where the cover plate 400 is disposed on the clamping plate 230 before the clamping plate 230 clamps the flat metal pipe 9, so as to prevent the flat metal pipe 9 from being separated from the clamping plate 230 upwards when the clamping plate 230 of the material-receiving plate 200 moves upwards and the flat metal pipe 9 is pulled out from the lower mold.

Specifically, the processing equipment further comprises a cover plate transmission mechanism 410, wherein the cover plate transmission mechanism 410 is in transmission connection with the cover plate 400, and in the ascending process of the upper template, the cover plate transmission mechanism 410 drives the cover plate 400 to the clamping plate 230 before the clamping plate 230 clamps the flat metal pipe 9 to ascend; in the descending process of the upper template, after the flat metal pipe 9 is sleeved on the lower mold 340, the clamping plate 230 is opened under the interlocking fit of the telescopic rod 330 and the lower separation driving element 310, and then moves back (left) to a station, and the cover plate transmission mechanism 410 moves the cover plate 400 away from the upper side of the flat metal pipe 9, so as to allow the flat metal pipe 9 to be further processed by the upper mold 120 on the upper template 100 and the lower mold 340 on the lower template 300.

Preferably, the cover plate transmission mechanism 410 includes a driving device 411 and a driving connecting rod 412, wherein the driving device 411 is preferably an air cylinder, the driving connecting rod 412 is used for connecting the driving device 411 and the cover plate 400, and the driving device 411 drives the cover plate 400 to reciprocate through the driving connecting rod 412, so as to form the closing and opening of the holding metal flat tube 9 on the material receiving plate 200. Fig. 2 and 8 show two states of the cover 400, i.e., closed and opened, respectively.

After the machining step at the machining station is finished, the material bearing plate 200 is separated from the lower die plate 300, the clamping plate 230 pulls out the metal flat tubes 9 from the lower die, the clamping plate 230 clamps all the workpieces (the metal flat tubes 9) and moves to the position of one station in the right direction, and at the moment, the clamping groove at the rightmost side moves to the position above the blanking station; then, when the upper template 100 moves downwards, the material bearing plate 200 is attached to the lower template 300 through the jacking upright posts 160, so that the metal flat tubes 9 clamped in the clamping plates 230 are sleeved on the corresponding lower dies 340, and as the blanking stations are not provided with the lower dies, the metal flat tubes 9 in the rightmost clamping grooves are not sleeved on the lower dies and are still clamped in the clamping grooves, and then the clamping plates 230 are opened under the condition that the telescopic rods 330 and the lower separation driving elements 310 are in staggered fit, so that the metal flat tubes 9 clamped in the rightmost clamping grooves fall from the blanking stations; preferably, the cover plate 400 may further be provided with a blowing hole 401, so that the flat metal pipe 9 transferred to the blanking station by the material receiving plate 200 is more easily separated from the clamping groove 231 of the clamping plate 230 under the action of the output airflow of the blowing hole 401, and then falls into the blanking hole 3041, so as to output the processed flat metal pipe 9. Wherein, the air pipe 402 is connected to the air blowing hole 401, and the air pipe 402 is used for inputting rapid air flow to the air blowing hole 401. Of course, the air blowing holes 401 are only used as an auxiliary function, when the clamping plate 230 is opened, the metal flat pipe 9 can also fall from the blanking station under the action of gravity, and the air blowing holes 401 are added as an auxiliary function, so that the metal flat pipe 9 can be ensured to fall from the blanking holes 3041.

Further, the processing equipment further comprises a feeding mechanism 500, and referring to fig. 9 and fig. 10, fig. 9 is a schematic structural diagram of the feeding mechanism in the processing equipment, and fig. 10 is a partial structural top view of the feeding mechanism in fig. 9. The feeding mechanism 500 includes a receiving block 510, a first transmission mechanism 520, a first pushing rod 530 and a second transmission mechanism 540.

Specifically, the accommodating block 510 is connected to the second transmission mechanism 540, wherein the second transmission mechanism 540 includes a cylinder 541 and a connecting rod 542 for connecting the accommodating block 510 and the cylinder 541, the cylinder 541 drives the accommodating block 510 to reciprocate through the connecting rod 542, and an arrow in fig. 9 indicates a reciprocating track of the accommodating block 510.

The accommodating block 510 is provided with an accommodating hole 511, and the first transmission mechanism 520 is connected with the first material pushing rod 530 and is used for pushing the metal flat pipe 9 to be processed, which is conveyed to the upper part of the accommodating hole 511, into the accommodating hole 511. The first transmission mechanism 520 is preferably a cylinder.

The second transmission mechanism 540 is used for pushing the accommodating block 510 to the upper side of the clamping groove 231 of the clamping plate 230, that is, for transmitting the flat metal pipe 9 accommodated in the accommodating hole 511 to the upper side of the clamping groove 231, and the upper push rod 150 of the upper template 100 pushes the flat metal pipe 9 from the accommodating hole 511 to the clamping groove 231 in the process of descending the upper template 100. Solid lines and dotted lines of the receiving block 510 in fig. 10 respectively indicate a position where the flat metal pipe 9 of the receiving block 510 enters the receiving hole 511, and a position where the flat metal pipe 9 in the receiving hole 511 is pushed into the clamping groove 231 by the push-up lever 150.

In the whole process of processing the metal flat tube 9 to be processed, the processing equipment operates as follows.

In the description, it is assumed that when the processing apparatus is started, the upper template descends from the highest position, the highest position is the initial position of the upper template, at this time, the material-bearing plate is located between the upper template and the lower template and is not in contact with the upper template and the lower template, the clamping plate is located at the aforementioned second position (i.e., the dotted line position on the right side shown in fig. 5), at this time, the rightmost clamping slot is located right above the blanking station, the other clamping slots are located right above the processing station, and the cover plate 400 covers the clamping plate 230;

a processing cycle comprising a downlink process and an uplink process, wherein the downlink process comprises:

the feeding mechanism pushes the metal flat tube 9 to be processed to a feeding position, namely, right above the leftmost clamping groove 231 of the clamping plate 230 when the clamping plate is located at the first position;

the upper template 100 descends, the material bearing plate 200 is pressed onto the lower template 300 through the elastic jacking upright post 160, namely the lower die 340 is also inserted into the corresponding clamping groove, if the metal flat pipe 9 is clamped in the clamping groove of the clamping plate 230 at the moment, the lower die 340 is also inserted into the corresponding metal flat pipe 9, the lower die is not arranged at the blanking station, and the metal flat pipe in the clamping groove at the rightmost side is not sleeved on the lower die;

the telescopic rod 330 is in staggered fit with the lower separation driving element 310, so that the lower separation driving element 310 upwards supports the lower guide inclined plane 223 on the lower surface of the guide plate 220, and further the clamping plate 230 is opened (as shown by the solid line position on the right side in fig. 6), at this time, if the metal flat tube 9 is clamped in the clamping groove on the rightmost side, the metal flat tube 9 falls on the corresponding blanking station (the air blowing hole 401 arranged on the cover plate 400 is used for assisting in blowing off the metal flat tube 9); subsequently, the clamping plate 230 is moved to the aforementioned first position (i.e. the dotted line position on the left side in fig. 6) by the driving mechanism 250, the leftmost clamping groove is moved to the feeding station, the cover plate driving mechanism 410 moves the cover plate 400 away from the upper side of the flat metal tube 9, and the clamping plate 230 is returned to the clamping state by the clamping element 240.

The upper die plate 100 continues to descend, and the flat metal tubes 9 accommodated in the accommodating holes 511 are pushed into the clamping grooves 231 on the leftmost side of the clamping plates 230 by the upper pushing rods 150; the upper mold plate 100 continues to move downwards, if the flat metal tubes 9 are clamped in other clamping grooves of the clamping plate 230, the upper mold 120 and the lower mold 340 are aligned and matched to realize the processing of the flat metal tubes 9.

After finishing processing the flat metal pipe 9, entering an ascending process:

before the upper die plate moves upwards, the locking mechanism 140 locks the upper die 120, the upper die plate 100 moves upwards, the material bearing plate 200 is separated from the upper die plate 100, the elastic jacking columns 160 extend, and after the upper die plate moves upwards for a preset distance relative to the lower die plate, the locking mechanism 140 releases the locking of the upper die 120, wherein the preset distance is set to ensure that the upper die 120 does not contact with the lower die in the ascending process after being unlocked.

At this time, the flat metal pipes 9 at each station are sleeved on the corresponding lower mold 340, and the cover plate 400 is covered above the flat metal pipes 9, i.e., above the clamping grooves 231, under the driving of the cover plate transmission mechanism 410.

The upper mold plate 100 continues to move upwards, the material bearing plate 200 is separated from the lower mold plate 300, the clamping plate 230 pulls out the flat metal tubes 9 of each processing station from the lower mold 340, and the cover plate 400 covers the clamping groove 231 to prevent the flat metal tubes 9 from jumping upwards in the process of pulling out the flat metal tubes 9.

Then, the clamping plate 230 moves to the right side by one station in the clamping state, and each metal flat tube clamped in the clamping groove is driven to move to the right side by one station, and at this time, the clamping plate 230 is in the clamping state.

And then, the metal flat pipe is continuously processed by repeating the steps of descending → ascending → descending → ascending … …, in each processing period, the clamping plate 230 drives the metal flat pipe in the clamping groove to move forwards (rightwards) by one station, so that the forward transmission of the metal flat pipe is realized, the transmission mode is simple and reliable, the mechanical arm is adopted to transmit the metal flat pipe relatively, the equipment structure is simpler, the precise control equipment is not needed to control, the cost of the processing equipment is reduced, and the reliability of the processing equipment is improved.

According to the processing equipment provided by the embodiment of the invention, the processes of feeding, conveying, processing and the like of the metal flat pipe can be realized by arranging the simple structures such as the upper template, the lower template, the material bearing plate, the feeding mechanism and the like, and the USB metal pipe fitting processing equipment has the characteristics of simple structure, high automation degree, high processing precision and high processing efficiency.

It should be noted that, in the embodiments of the present invention, terms such as "left side", "right side", "upper" and "lower" are used to describe positional or structural relationships of various elements, and the terms are used for convenience of description with reference to the drawings, and only indicate relative positions viewed from the angles shown in the drawings, and are not specific limitations on relative positions or structures of various elements of a processing apparatus.

The above description is only a part of the embodiments of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes performed by the present invention and the contents of the attached drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. An upper template for USB metal pipe fitting processing equipment is characterized in that an upper clamping driving element is arranged on the upper template and used for clamping and driving two clamping plates on a material bearing plate arranged between the upper template and a corresponding lower template in the closing process of the upper template and the lower template, so that the two clamping plates clamp a metal flat pipe clamped in clamping grooves of the two clamping plates in the process that the upper template and the lower template process the metal flat pipe; the material bearing plate comprises two clamping plates, a clamping element, two guide plates and a transmission mechanism which are arranged side by side, at least one of the two clamping plates is provided with a clamping groove, the same ends of the two clamping plates are respectively provided with a groove, and the grooves are used for being connected with the transmission mechanism; the clamping element is used for elastically supporting the two clamping plates so that the two clamping plates are mutually closed, the metal flat pipe is clamped in the clamping groove, and the transmission mechanism is used for transmitting the two clamping plates and further transmitting the metal flat pipe from the current station to the next station; the upper clamping driving element is two plate bodies with inclined planes at the end parts, and the two plate bodies are respectively arranged in an extending way along the moving direction of the upper template; the two guide plates are arranged on two sides of the two clamping plates, inclined planes are respectively arranged on the two guide plates, and the inclined planes are used for being matched with inclined planes of the structural end surfaces of the clamping driving element plate body to realize driving clamping of the two guide plates, so that the guide plates drive the clamping plates to clamp the metal flat pipe in the process of machining the metal flat pipe by the upper template and the lower template.

2. The upper template according to claim 1, wherein each of the guiding plates and the corresponding clamping plate are respectively provided with a guiding mechanism, and the guiding mechanisms are matched with each other and are used for respectively guiding the clamping plate to slide relative to the guiding plate.

3. An upper platen according to claim 1, wherein the upper clamping driving element causes the clamping force of the clamping platen against the flat metal tube to be greater than the clamping force of the clamping element causes the clamping platen to act against the flat metal tube.

4. The upper platen as claimed in claim 1, wherein the lower platen is further provided with a lower separation driving element for separating the two clamping plates from each other against the clamping action of the clamping elements during the closing of the upper and lower platens.

5. The USB metal pipe fitting processing equipment is characterized by comprising a lower template, a material bearing plate and an upper template, wherein the material bearing plate is arranged between the upper template and the lower template, an upper clamping driving element is arranged on the upper template and is used for clamping and driving two clamping plates on the material bearing plate arranged between the upper template and the lower template in the closing process of the upper template and the corresponding lower template, so that the two clamping plates clamp the metal flat pipes clamped in the clamping grooves of the two clamping plates in the process that the upper template and the lower template process the metal flat pipes; the material bearing plate comprises two clamping plates, a clamping element and a transmission mechanism which are arranged side by side, at least one of the two clamping plates is provided with a clamping groove, the same ends of the two clamping plates are respectively provided with a groove, and the grooves are used for being connected with the transmission mechanism; the clamping element is used for elastically supporting the two clamping plates so that the two clamping plates are mutually closed, the metal flat pipe is clamped in the clamping groove, and the transmission mechanism is used for transmitting the two clamping plates and further transmitting the metal flat pipe from the current station to the next station; the upper clamping driving element is two plate bodies with inclined planes at the end parts, and the two plate bodies are respectively arranged in an extending way along the moving direction of the upper template; the two guide plates are arranged on two sides of the two clamping plates, inclined planes are respectively arranged on the two guide plates, and the inclined planes are used for being matched with inclined planes of the structural end surfaces of the clamping driving element plate body to realize driving clamping of the two guide plates, so that the guide plates drive the clamping plates to clamp the metal flat pipe in the process of machining the metal flat pipe by the upper template and the lower template.

6. The processing apparatus according to claim 5, wherein each guide plate and the corresponding clamping plate are respectively provided with a guiding mechanism, and the guiding mechanisms are matched with each other and are used for respectively guiding the clamping plate to slide relative to the guide plate.

7. The processing device according to claim 5, wherein the upper clamping driving element causes the clamping force of the clamping plate on the flat metal tube to be greater than the clamping force of the clamping plate on the flat metal tube caused by the clamping element.

8. The processing apparatus according to claim 5, wherein the lower mold plate is further provided with a lower separation driving element for separating the two clamping plates from each other against a clamping action of the clamping element during the closing of the upper and lower mold plates.

9. The processing apparatus according to claim 5, wherein the upper mold plate is provided with an upper mold, an upper elastic support element, and a locking mechanism, wherein the upper elastic support element elastically supports the upper mold, so that the upper mold elastically contracts under a support effect of the lower mold plate when the upper mold plate and the lower mold plate are in apposition, the locking mechanism is configured to lock the upper mold in a contracted state after the upper mold plate and the lower mold plate are in apposition, and further release the upper mold after the upper mold plate and the lower mold plate are separated by a predetermined distance, so that the upper mold is reset under an effect of the upper elastic support element.

10. The processing equipment as claimed in claim 9, wherein the locking mechanism comprises a locking rod and a locking transmission mechanism, and the locking transmission mechanism is connected with the locking rod and transmits the locking rod to perform telescopic movement relative to the upper die, so as to lock and release the upper die.

11. The processing equipment according to claim 5, wherein the upper die plate is provided with at least one upper die for punching, and the upper die for punching is used for being matched with a lower die for punching arranged on the lower die plate to realize punching processing of the flat metal pipe; the upper die plate is further provided with a transverse blowing channel, and the transverse blowing channel is used for outputting the punched excess material punched by the metal flat tube in a blowing mode from the transverse blowing channel.

12. The processing equipment as claimed in claim 5, wherein the upper die plate is further provided with an upper pushing rod, and the upper pushing rod is used for pushing the flat metal pipe above the clamping groove of the feeding station into the clamping groove in the process of closing the upper die plate and the lower die plate.

13. The processing equipment as claimed in claim 5, wherein the material bearing plate is held between and in contact with the upper template and the lower template respectively during the involution of the upper template and the lower template.

14. The processing equipment as claimed in claim 5, wherein in the process of involution of the upper mold plate and the lower mold plate, the upper mold plate presses and holds the material bearing plate to move towards the lower mold plate, and then the metal flat pipes clamped by the two clamping plates arranged on the material bearing plate are jacketed on the lower mold of the corresponding station of the lower mold plate.