CN219464529U - Modularized single-mode multiplexing type multi-working-position stretching die - Google Patents

Abstract

The utility model provides a modular single mode multiplexing type multiplex mode drawing die, includes mould subassembly, lower mould subassembly and middle part subassembly, goes up the mould subassembly and includes mould frame board, goes up the mould backing plate, goes up mould fixed plate and last die plate, and lower mould subassembly includes lower mould fixed plate, lower mould frame board and lower subplate, and middle part subassembly includes middle part stripper, middle part unloading spring, and characteristics are: the lower die assembly further comprises a stretching male die which is arranged on the lower die fixing plate and matched with the upper die assembly, the upper die assembly further comprises a female die insert sleeve which is arranged in the upper female die plate, a female die insert is arranged in the female die insert sleeve and matched with the stretching male die, the upper die assembly further comprises an upper die inner stripper plate, an upper die unloading spring is arranged above the upper die inner stripper plate, a die fixing plate insert sleeve is arranged in the lower die fixing plate of the lower die assembly, and the stretching male die is embedded in the lower die fixing plate insert sleeve. The advantages are that: the mold research and development and production maintenance cost is reduced; the disassembly and assembly are quick, the operation is simple and convenient, the switching and debugging time is short, the space is saved, and the working efficiency is high.

Description

Modularized single-mode multiplexing type multi-working-position stretching die

Technical Field

The utility model belongs to the technical field of stamping dies, and particularly relates to a modularized single-mode multiplexing multi-mode stretching die.

Background

In the existing sheet metal multi-step stretching processing process, the sheet metal parts are various in shape, so that in the existing complex sheet metal stretching forming process, the sheet metal parts are often required to be subjected to step by step, and a plurality of different dies are required to be arranged to correspond to each stretching process, so that the spare part material preparation requirement is high, and the die development cost is high; in addition, because multiple dies occupy multiple punch equipment in the actual production process, or the dies need to be repeatedly assembled and disassembled on a single punch equipment, the operation process occupies more workshop space, and the production efficiency is low, so that the production cost is improved intangibly, the design time and the manufacturing time of the tool are increased in multiple times, and meanwhile, the steps are numerous when workers use the tool, the operation is very inconvenient, and high requirements are also put forward on the physical strength and the endurance of the workers; meanwhile, the male die, the female die and the spring may need to be repeatedly replaced during test and debugging of the stretching die, so that the disassembly and assembly are inconvenient, unnecessary debugging time is increased, and manpower and material resources are wasted.

In view of the above prior art, there is a need for a reasonable improvement in the structure of existing multi-stage drawing dies. To this end, the applicant has made an advantageous design, and the technical solutions described below are produced in this context.

Disclosure of Invention

The utility model aims to provide a modularized single-mode multiplexing multi-mode stretching die which is beneficial to modularization of die frame components so that a plurality of stretching processes can share the same die frame and realize quick switching of the required stretching processes by replacing a convex-concave die module, and is beneficial to quick switching of the processes by using a quick-disassembly type bushing modularized design of a convex die, a concave die and a spring which are required to be replaced frequently, so that the whole die is not required to be disassembled again.

The utility model aims to achieve the purpose, the modularized single-die multiplexing type multi-working-mode stretching die comprises an upper die assembly and a lower die assembly, wherein the upper die assembly is arranged at the upper position of the lower die assembly and can realize longitudinal lifting movement, the upper die assembly comprises an upper die frame plate, an upper die base plate, an upper die fixing plate and an upper concave die plate which are sequentially arranged from top to bottom, the lower die assembly comprises a lower die fixing plate, a lower die frame plate and a lower auxiliary plate which are sequentially arranged from top to bottom, a middle assembly is further arranged between the upper die assembly and the lower die assembly, the middle assembly comprises a middle unloading plate arranged between the upper concave die plate and the lower die fixing plate, and a middle unloading spring is also abutted to the lower part of the middle unloading plate, and sequentially passes through the lower die fixing plate, the lower die frame plate and the lower auxiliary plate to be in a collision mode, and the modularized single-die multiplexing type multi-working-mode stretching die is characterized in that: the lower die assembly further comprises a stretching male die detachably arranged on the lower die fixing plate and matched with the upper die assembly, the upper die assembly further comprises a female die insert sleeve arranged in the upper female die plate, the female die insert sleeve is fixedly arranged at the bottom of the upper die fixing plate, a female die insert block is detachably inserted in the female die insert sleeve and is correspondingly matched with the stretching male die, the upper die assembly further comprises an upper die inner stripper plate penetrating through the upper die base plate and the upper die fixing plate, the upper die inner stripper plate is sleeved at the upper position of the female die insert block, an upper die stripper spring penetrating through the upper die insert plate is further arranged above the upper die inner stripper plate, the upper die stripper spring can be taken out along with the upper die inner stripper plate, a lower die fixing plate insert sleeve is arranged in the lower die fixing plate of the lower die assembly, the stretching male die is inserted in the lower die fixing plate sleeve, and a plurality of lower die plug screws can be fixed in the lower die fixing plate, and a plurality of die plugs can be fixed.

In a specific embodiment of the utility model, the die insert has an inner cavity for shaping the outer surface of the product to be shaped, and the drawing punch has a protruding section which can protrude into the inner cavity of the die insert, with a distance between the inner cavity of the die insert and the protruding section of the drawing punch for shaping the wall thickness of the product to be shaped.

In another specific embodiment of the present utility model, an upper in-mold stripper plate spring is disposed in the upper in-mold stripper plate, the upper in-mold stripper plate spring is disposed in the middle of the upper in-mold stripper plate in a penetrating manner along a vertical direction, and an upper in-mold stripper plate ejector abutting below the upper in-mold stripper plate spring is further disposed in the upper in-mold stripper plate, and the upper in-mold stripper plate ejector penetrates the upper in-mold stripper plate body and the concave mold insert downward.

In a further specific embodiment of the utility model, an upper die carrier plate insert is provided in the central position of the upper die carrier plate, an upper die discharge spring insert extending in the vertical direction is also provided in the upper die carrier plate insert, the upper die discharge spring is positioned in the upper die discharge spring insert, and the upper die discharge spring can be taken out together with the upper die discharge spring insert.

In still another specific embodiment of the present utility model, a circle of lower die fixing plate insert step is formed on the lower die fixing plate insert, a plurality of through holes penetrating through the thickness direction of the lower die fixing plate are further formed in the lower die fixing plate, a plurality of lower die fixing plate plugs are arranged in the through holes of the lower die fixing plate body, and nuts of the plurality of lower die fixing plate plugs are pressed on the lower die fixing plate insert step, so that positioning and fixing of the lower die fixing plate insert and the stretching male die are achieved.

In still another specific embodiment of the present utility model, a plurality of upper limit posts are further disposed between the upper die carrier plate and the lower die carrier plate, the upper ends of the upper limit posts are fixed with the upper die carrier plate, and the lower ends of the upper limit posts are further provided with lower limit posts connected with the lower die carrier plate.

In a further specific embodiment of the present utility model, a plurality of inner guide posts are further disposed in the lower die fixing plate, and the inner guide posts are in contact with the lower die carrier plate, are slidingly connected with the middle stripper plate and the upper die carrier plate upwards in sequence, and continuously pass through the upper die fixing plate and the upper die cushion plate upwards in sequence.

In a further specific embodiment of the present utility model, a plurality of sizing blocks arranged along the vertical direction are fixedly connected between the lower die carrier plate and the lower auxiliary plate.

Due to the adoption of the structure, compared with the prior art, the utility model has the beneficial effects that: firstly, an upper die frame plate, an upper die base plate, an upper die fixing plate and an upper die plate in an upper die assembly, a middle discharging plate in a middle assembly, and a lower die fixing plate, a lower die frame plate, a sizing block and a lower auxiliary plate in a lower die assembly can be used as large-scale components of a die frame for sharing and repeated use, and when multi-process stretch stamping production and manufacturing are carried out, only required insert components such as a concave die insert, an upper die inner discharging plate, a stretch convex die and the like are required to be manufactured respectively according to different process requirements, so that the large-scale components of the die frame are modularized, a plurality of stretch processes can be combined into one die frame, so that a plurality of stretch dies can be combined into one die for repeated research and development production, and the convex-concave die modules of the dies can be changed to the required stretch processes rapidly, thereby greatly reducing the development of the die and the corresponding production maintenance cost; and thirdly, the quick-dismantling modular design of the insert sleeve type quick-dismantling type die is adopted for the die insert, the upper die inner stripper plate, the stretching male die and the upper die unloading spring which are required to be frequently replaced and dismantled in the production process, so that the quick-dismantling type die for the different male dies, female dies and springs can be realized, the operation is simple and convenient, the whole die is not required to be reloaded, the switching and debugging time between the working procedures is greatly shortened, the installation and debugging are convenient, the adjustment on a single punch can be realized, the space is saved, the production, the maintenance and the maintenance are convenient and efficient, and the production efficiency is further improved.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present utility model.

In the figure: 1. upper die assembly, 11, upper die frame plate, 111, upper die frame plate insert, 112, upper die stripper spring insert, 12, upper die backing plate, 13, upper die retainer plate, 14, upper die plate, 15, die insert, 16, die insert, 17, upper in-die stripper plate, 171, upper in-die stripper plate spring, 172, upper in-die stripper plate top, 18, upper die stripper spring; 2. lower die assembly, 21, lower die fixing plate, 211, lower die fixing plate sleeve, 2111, lower die fixing plate sleeve step 212, a lower die fixing plate screw plug, 22, a lower die frame plate, 23, a lower auxiliary plate, 24, a stretching male die and 25, and a sizing block; 3. middle assembly, 31. Middle stripper, 32. Middle stripper spring; 4. an upper limit column and a lower limit column; 5. an inner guide post.

Detailed Description

In order that the technical spirit and advantages of the present utility model may be more clearly understood, reference will now be made in detail to the following examples, which are not intended to limit the scope of the utility model, but rather are merely equivalent in form to the present utility model.

In the following description, all concepts related to the directions or azimuths of up, down, left, right, front and rear are exemplified by the position state of fig. 1, and thus, the present utility model is not to be construed as being particularly limited to the technical solutions provided by the present utility model.

Referring to fig. 1, a modularized single-mold multiplexing multi-process stretching mold is shown, which comprises an upper mold assembly 1 and a lower mold assembly 2, wherein the upper mold assembly 1 is arranged at the upper position of the lower mold assembly 2, the upper mold assembly 1 can realize longitudinal lifting movement, the upper mold assembly 1 comprises an upper mold frame plate 11, an upper mold cushion plate 12, an upper mold fixing plate 13 and an upper female mold plate 14 which are sequentially arranged from top to bottom, and the upper mold frame plate 11, the upper mold cushion plate 12, the upper mold fixing plate 13 and the upper female mold plate 14 are fixedly connected through a plurality of fasteners which longitudinally penetrate; the lower die assembly 2 includes a lower die fixing plate 21, a lower die frame plate 22 and a lower sub-plate 23 sequentially arranged from top to bottom, the lower die fixing plate 21, the lower die frame plate 22 and the lower sub-plate 23 are fixedly connected by a plurality of fasteners penetrating longitudinally, a middle assembly 3 is further arranged between the upper die assembly 1 and the lower die assembly 2, the middle assembly 3 includes a middle unloading plate 31 arranged between the upper concave die plate 14 and the lower die fixing plate 21, a middle unloading spring 32 is further abutted under the middle unloading plate 31, and the middle unloading spring 32 sequentially passes through the lower die fixing plate 21, the lower die frame plate 22 and the lower sub-plate 23 to collide.

The technical key points of the technical scheme provided by the utility model are as follows: the lower die assembly 2 further comprises a stretching male die 24 detachably arranged on the lower die fixing plate 21 and matched with the upper die assembly 1, the upper die assembly 1 further comprises a female die insert 15 arranged in the upper female die plate 14, the female die insert 15 is fixedly arranged at the bottom of the upper die fixing plate 13, a female die insert 16 is detachably inserted in the female die insert 15, the female die insert 16 is correspondingly matched with the stretching male die 24, the upper die assembly 1 further comprises an upper die inner stripper plate 17 penetrating through the upper die base plate 12 and the upper die fixing plate 13, the upper die inner stripper plate 17 is arranged at the upper position of the upper die insert 16 by taking the inner cavity of the female die insert 16 as a guide sleeve, an upper die stripper spring 18 penetrating through the upper die insert plate 11 is also arranged above the upper die inner stripper plate 17, the upper die stripper spring 18 can be taken out along with the upper die inner stripper plate 17, a lower die insert 21 of the lower die assembly 2 is provided with a plurality of lower die insert plates 211 which can be fixed by a plurality of screw inserts 211, and a plurality of lower die insert plates 212 can be fixed in the lower die insert 21 and 211 can be fixed by a plurality of positioning screw inserts 212; the upper in-mold unloading plate 17, the female die insert 16 and the stretching male die 24 can be quickly switched among different procedures by plugging and unplugging, so that the test and debugging cost is saved.

With continued reference to fig. 1, the die insert 16 has an inner cavity for shaping the outer surface of the product to be shaped, while the stretch punch 24 has a protruding section that can extend into the inner cavity of the die insert 16, with a spacing between the inner cavity of the die insert 16 and the protruding section of the stretch punch 24 for shaping the wall thickness of the product to be shaped.

In this embodiment, an upper in-mold stripper plate spring 171 is disposed in the upper in-mold stripper plate 17, the upper in-mold stripper plate spring 171 is disposed in the middle of the upper in-mold stripper plate 17 in a penetrating manner along a vertical direction, and an upper in-mold stripper plate ejector 172 is disposed in the upper in-mold stripper plate 17 and abuts against a lower portion of the upper in-mold stripper plate spring 171, and the upper in-mold stripper plate ejector 172 is disposed to penetrate downward out of the upper in-mold stripper plate 17 and the concave mold insert 16.

Further, an upper die frame plate insert 111 is fixedly installed at the center position of the upper die frame plate 11 by a fastener, an upper die unloading spring insert 112 extending in the vertical direction is further provided in the upper die frame plate insert 111, the upper die unloading spring 18 is positioned and arranged in the upper die unloading spring insert 112, and the upper die unloading spring 18 can be taken out together with the upper die unloading spring insert 112; meanwhile, the upper die unloading spring 18 can be taken out together with the upper die inner unloading plate 17, so that quick assembly and disassembly are realized.

Further, a ring of lower die fixing plate insert step 2111 is formed on the lower die fixing plate insert 211, a plurality of through holes penetrating the thickness direction of the lower die fixing plate are formed in the lower die fixing plate 21, a plurality of lower die fixing plate plugs 212 are arranged in the through holes of the lower die fixing plate 21 body, and nuts of the plurality of lower die fixing plate plugs 212 are positioned and pressed on the lower die fixing plate insert step 2111, so that positioning and fixing of the lower die fixing plate insert 211 and the stretching punch 24 are realized.

Further, a plurality of upper limit posts 4 are further disposed between the upper die carrier plate 11 and the lower die carrier plate 22, the upper ends of the upper limit posts 4 are fixed to the upper die carrier plate 11, and lower limit posts 41 connected to the lower die carrier plate 22 are further disposed at the lower ends of the upper limit posts 4.

With continued reference to fig. 1, a plurality of inner guide posts 5 are further disposed in the lower mold fixing plate 21, and the inner guide posts 5 are in contact with the lower mold frame plate 22, are slidably connected with the middle unloading plate 31 and the upper concave mold plate 14 in an upward sequence, and continuously pass through the upper mold fixing plate 13 and the upper mold cushion plate 12 in an upward sequence. Under the action of external force, the upper die plate 14 can move downwards through the cooperation with the inner guide post 5, so that the die assembly of the upper die assembly 1 and the lower die assembly 2, namely the die insert 16 and the stretching male die 24, is realized.

In the present embodiment, a plurality of sizing blocks 25 arranged along the vertical direction are fixedly connected between the lower die carrier plate 22 and the lower sub-plate 23.

In summary, the technical scheme provided by the utility model overcomes the defects in the prior art, successfully completes the task of the utility model, and faithfully honors the technical effects carried by the applicant in the technical effect column above.

Claims (8)

1. The utility model provides a tensile mould of single mode multiplexing mode multiplex mode of modularization, is including last module (1) and lower module (2), last module (1) set up in the top position department of lower module (2) and go up module (1) and can realize vertical elevating movement, and this last module (1) is including last die carrier board (11), last die cushion board (12), last die fixed plate (13) and last die cavity board (14) that from the top down set gradually, and lower module (2) including lower die fixed plate (21), lower die frame board (22) and lower subplate (23) that from the top down set gradually go up module (1) and lower module (2) between still be provided with middle part subassembly (3), this middle part subassembly (3) are including setting up middle part stripper (31) between last concave die plate (14) and lower die fixed plate (21), and the below of this middle part stripper plate (31) still butt has a middle part stripper spring (32), and this middle part stripper spring (32) pass lower die fixed plate (21), lower die frame board (22) and lower subplate (23) in proper order, contradicts its characteristic: the lower die assembly (2) further comprises a stretching male die (24) detachably arranged on the lower die fixing plate (21) and matched with the upper die assembly (1), the upper die assembly (1) further comprises a female die insert sleeve (15) arranged in the upper female die plate (14), the female die insert sleeve (15) is fixedly arranged at the bottom of the upper die fixing plate (13), a female die insert block (16) is detachably arranged in the female die insert sleeve (15), the female die insert block (16) is correspondingly matched with the stretching male die (24), the upper die assembly (1) further comprises an upper die inner stripper plate (17) penetrating through the upper die base plate (12) and the upper die fixing plate (13), the upper die inner stripper plate (17) is sleeved at the upper position of the female die insert block (16), an upper stripper spring (18) penetrating through the upper die carrier (11) is further arranged above the upper die insert plate (17), the upper die insert spring (18) can be fixedly arranged in the lower die insert plate (21) along with the lower die insert plate (21) and can be fixedly arranged in the lower die insert plate (21), a plurality of detachable lower die fixing plate screw plugs (212) are arranged in the lower die fixing plate (21), and the plurality of lower die fixing plate screw plugs (212) can fix the lower die fixing plate insert sleeve (211).

2. A modular single-mode multiplexing multi-mode stretch die according to claim 1, wherein: the die insert (16) has an inner cavity for shaping the outer surface of the product to be shaped, while the drawing punch (24) has a protruding section which can protrude into the inner cavity of the die insert (16), a distance being provided between the inner cavity of the die insert (16) and the protruding section of the drawing punch (24) for shaping the wall thickness of the product to be shaped.

3. A modular single-mode multiplexing multi-mode stretch die according to claim 1, wherein: an upper in-mold stripper plate spring (171) is arranged in the upper in-mold stripper plate (17), the upper in-mold stripper plate spring (171) is penetrated in the middle of the upper in-mold stripper plate (17) along the vertical direction, an upper in-mold stripper plate ejection part (172) which is abutted under the upper in-mold stripper plate spring (171) is also arranged in the upper in-mold stripper plate (17), and the upper in-mold stripper plate ejection part (172) penetrates out of the upper in-mold stripper plate (17) body and the concave die insert (16) downwards.

4. A modular single-mode multiplexing multi-mode stretch die according to claim 1, wherein: an upper die frame plate insert (111) is arranged at the center of the upper die frame plate (11), an upper die unloading spring insert (112) extending in the vertical direction is further arranged in the upper die frame plate insert (111), the upper die unloading spring (18) is positioned and arranged in the upper die unloading spring insert (112), and the upper die unloading spring (18) can be taken out together with the upper die unloading spring insert (112).

5. A modular single-mode multiplexing multi-mode stretch die according to claim 1, wherein: a circle of lower die fixing plate insert step (2111) is formed on the lower die fixing plate insert (211), a plurality of through holes penetrating through the lower die fixing plate (21) in the thickness direction are formed in the lower die fixing plate (21), a plurality of lower die fixing plate screw plugs (212) are arranged in the through holes of the lower die fixing plate (21) body, and nuts of the lower die fixing plate screw plugs (212) are pressed on the lower die fixing plate insert step (2111) so as to fix the lower die fixing plate insert (211) and the stretching male die (24).

6. A modular single-mode multiplexing multi-mode stretch die according to claim 1, wherein: a plurality of upper limit posts (4) are further arranged between the upper die frame plate (11) and the lower die frame plate (22), the upper ends of the upper limit posts (4) are fixed with the upper die frame plate (11), and lower limit posts (41) connected with the lower die frame plate (22) are further arranged at the lower ends of the upper limit posts (4).

7. A modular single-mode multiplexing multi-mode stretch die according to claim 1, wherein: the lower die fixing plate (21) is also provided with a plurality of inner guide posts (5), the inner guide posts (5) are in conflict with the lower die frame plate (22), are upwards and sequentially connected with the middle discharging plate (31) and the upper die plate (14) in a sliding manner, and continuously upwards and sequentially penetrate through the upper die fixing plate (13) and the upper die cushion plate (12).

8. A modular single-mode multiplexing multi-mode stretch die according to claim 1, wherein: a plurality of sizing blocks (25) which are arranged along the vertical direction are fixedly connected between the lower die frame plate (22) and the lower auxiliary plate (23).