CN112829143A - Trimming die for outer convex type refrigerator inner container - Google Patents
Trimming die for outer convex type refrigerator inner container Download PDFInfo
- Publication number
- CN112829143A CN112829143A CN202011599145.XA CN202011599145A CN112829143A CN 112829143 A CN112829143 A CN 112829143A CN 202011599145 A CN202011599145 A CN 202011599145A CN 112829143 A CN112829143 A CN 112829143A
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- China
- Prior art keywords
- block
- refrigerator liner
- base frame
- inclined plane
- female die
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C37/00—Component parts, details, accessories or auxiliary operations, not covered by group B29C33/00 or B29C35/00
- B29C37/02—Deburring or deflashing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
- B26F1/00—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
- B26F1/38—Cutting-out; Stamping-out
- B26F1/44—Cutters therefor; Dies therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
- B26F1/00—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
- B26F1/38—Cutting-out; Stamping-out
- B26F1/44—Cutters therefor; Dies therefor
- B26F2001/4463—Methods and devices for rule setting, fixation, preparing cutting dies
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/762—Household appliances
- B29L2031/7622—Refrigerators
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- Life Sciences & Earth Sciences (AREA)
- Forests & Forestry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
Abstract
The invention relates to a trimming die for an outer convex refrigerator liner, which comprises a lower die cushion frame, a guide pillar and a female die base frame, wherein the female die base frame is matched with the guide pillar and slides up and down along the guide pillar, a lower tool rest is arranged at the top of the lower die cushion frame, a lower tool block is arranged on the outer side of the lower tool rest, an upper tool block is arranged at the edge of the bottom of the female die base frame, the female die base frame is connected with a sliding tool rest in a sliding manner, the upper tool block of the sliding tool rest is arranged on the sliding tool rest, a guide block is arranged at the top of the lower die cushion frame below the sliding tool rest, a positioning block is arranged at the. According to the invention, the sliding tool rest avoids the outer boss of the refrigerator liner when trimming and opening the die, so that a cut surface can be finished in one die at one time, the working efficiency and the trimming precision are improved, the sliding tool rest realizes the feeding before the cut surface by using the positioning block and the guide block, and the return avoiding of the sliding tool rest is realized by using the reset elastic assembly when opening the die.
Description
Technical Field
The invention relates to the technical field of refrigerator liner trimming dies, in particular to a trimming die for an externally convex refrigerator liner.
Background
The edges of the refrigerator liner are not uniform after the refrigerator liner is formed through the forming die, so that the refrigerator liner needs to be trimmed, convex bosses are arranged on part of the refrigerator liner, and the traditional trimming die is easy to cause interference between the die and the refrigerator liner, so that secondary trimming is needed, the trimming quality is poor, and the production efficiency is low.
Disclosure of Invention
Aiming at the defects of the prior art, the invention aims to provide the trimming die for the outer convex refrigerator liner.
The technical scheme adopted by the invention for solving the technical problems is as follows: a trimming die for an externally-protruding refrigerator liner comprises a lower die cushion frame, a guide pillar vertically arranged at the top of the lower die cushion frame and a female die base frame arranged above the lower die cushion frame, wherein the female die base frame is matched with the guide pillar and slides up and down along the guide pillar, a lower tool rest is arranged at the top of the lower die cushion frame, a lower tool block is arranged outside the lower tool rest, an upper tool block is arranged at the edge of the bottom of the female die base frame, the upper tool block and the lower tool block form a shearing edge, a sliding tool rest is connected to the female die base frame on one side of an external boss of the refrigerator liner in a sliding manner, an upper tool block is arranged on one side of the sliding tool rest facing the external boss of the refrigerator liner, a guide block is arranged at the top of the lower die cushion frame below the sliding tool rest, a positioning block is arranged at the bottom of the, the refrigerator liner outer boss positioning device is characterized in that a positioning inclined plane is arranged at the bottom of the positioning block, a guide inclined plane is arranged at the top of the guide block, the positioning inclined plane is parallel to the guide inclined plane, the positioning inclined plane faces towards the bottom of one side of the refrigerator liner outer boss and extends towards the top of the refrigerator liner outer boss in a back-to-back mode, a reset elastic assembly is connected between the sliding knife rest and the female die base frame, and the elastic force deviating from the refrigerator liner outer boss is applied to the sliding knife rest which is right to the reset.
Utilize the sliding knife rest to make the sliding knife rest dodge refrigerator inner bag outer boss when cutting edge the die sinking in the above-mentioned design for the tangent plane can once be accomplished at a mould, promote work efficiency and side cut precision, the sliding knife rest utilizes the locating piece and the feed before the tangent plane is realized to the guide block, utilize the elastic component that resets to realize returning of sliding knife rest when the die sinking dodges, simple structure, reliable and stable, with low costs need not to add extra power supply, and the synchronism is better.
As a further improvement of the design, the inner side of the female die base frame and the inner side of the sliding tool rest are elastically connected with material pressing strips which slide up and down, and the material pressing strips on the female die base frame are positioned above the inner side of the cutting edge of the lower tool block. The material pressing strips are convenient to prevent the refrigerator liner from deviating, and the trimming quality is improved.
As a further improvement of the design, the bottom of the outer side of the female die base frame is hinged with an L-shaped waste clamping claw, the female die base frame above the waste clamping claw is hinged with a waste clamping cylinder, the hinge axis of the waste clamping cylinder is parallel to the hinge axis of the waste clamping claw and the female die base frame, a cylinder rod of the waste clamping cylinder is hinged with the corner of the waste clamping claw, the hinge axis of the waste clamping cylinder is consistent with the edge extension direction of the female die base frame on the same side, namely, the cylinder rod of the waste clamping cylinder extends out of the process, and the waste clamping claw turns over from bottom to the upper cutter block on the same side. The waste clamping cylinder controls the L-shaped waste clamping claw, so that waste is conveniently discharged without interfering with other mechanisms.
As a further improvement of the design, the lower knife block is arranged on the inner side of the lower knife rest and is provided with a refrigerator liner positioning block which extends upwards, so that the refrigerator liner can be placed quickly and accurately, and the production efficiency and the stability of trimming are improved.
As a further improvement of the design, the top of the outer side of the refrigerator liner positioning block is provided with a workpiece guide inclined plane, and the workpiece guide inclined plane extends from the inner side of the top of the refrigerator liner positioning block to the outer side of the bottom of the refrigerator liner positioning block, so that the refrigerator liner can be conveniently guided in, and the production efficiency is improved.
As a further improvement of the design, the bottom of the sliding knife rest outside the positioning block is provided with a limiting block, the inner side of the bottom of the limiting block is provided with a limiting inclined plane, the limiting inclined plane extends towards the top of one side of the outer boss of the refrigerator liner from the bottom of one side of the outer boss of the refrigerator liner, and the guide block deviates from the top of one side of the outer boss of the refrigerator liner and is provided with a limiting guide inclined plane matched with the limiting inclined plane. The limiting block is convenient for improving the feeding precision of the sliding tool rest and placing the overcut.
As a further improvement of the design, the elastic component of the reset elastic component is a rectangular spring, and the material pressing strip is elastically connected with the female die base frame in a rectangular mode. The rectangular spring is used as an elastic piece, and the stability is good.
The invention has the beneficial effects that: according to the invention, the sliding tool rest avoids the outer boss of the refrigerator liner when in trimming and die opening by using the sliding tool rest, so that a cut surface can be finished in one die, the working efficiency and the trimming precision are improved, the sliding tool rest realizes the feeding before the cut surface by using the positioning block and the guide block, and the return avoidance of the sliding tool rest when in die opening is realized by using the reset elastic assembly, so that the structure is simple, stable and reliable, the cost is low, no additional power source is required to be added, and the synchronism is better.
Drawings
The invention is further illustrated with reference to the following figures and examples.
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is an overall sectional view of the present invention.
Fig. 3 is a schematic sectional view of the sliding blade holder portion of the present invention.
Fig. 4 is a partial cross-sectional view of the mating portion of the upper block and the lower block of the present invention.
In the drawing, 1, a lower die cushion frame, 2, a female die base frame, 3, a sliding tool rest, 4, a guide post, 5, a waste clamping claw, 6, a waste clamping cylinder, 7, a reset elastic component, 8, a refrigerator liner positioning block, 9, a workpiece guide inclined plane, 10, a material pressing strip, 11, a lower tool block, 12, an upper tool block, 13, a lower tool rest, 14, a positioning block, 15, a positioning inclined plane, 16, a guide block, 17, a limit inclined plane, 18, a limit block, 19, a limit guide inclined plane and 20, are arranged.
Detailed Description
The present invention will now be described in detail with reference to the drawings and specific embodiments, wherein the exemplary embodiments and descriptions are provided only for the purpose of illustrating the present invention and are not to be construed as limiting the present invention.
Example (b): a trimming die for an externally convex refrigerator liner comprises a lower die cushion frame 1, a guide post 4 vertically arranged on the top of the lower die cushion frame 1 and a female die base frame 2 arranged above the lower die cushion frame 1, wherein the female die base frame 2 is matched with the guide post 4 and slides up and down along the guide post 4, a lower tool rest 13 is arranged on the top of the lower die cushion frame 1, a lower tool block 11 is arranged on the outer side of the lower tool rest 13, an upper tool block 12 is arranged at the edge of the bottom of the female die base frame 2, the upper tool block 12 and the lower tool block 11 form a shearing edge, a sliding tool rest 3 is slidably connected on the female die base frame 2 positioned on one side of an external boss of the refrigerator liner, an upper tool block 12 is arranged on one side of the external boss of the refrigerator liner, a guide block 16 is arranged on the top of the lower die cushion frame 1 below the sliding tool rest 3, a positioning block 14 is arranged at the bottom of the sliding tool rest 3, and the positioning block 14, the bottom of the positioning block 14 is provided with a positioning inclined plane 15, the top of the guide block 16 is provided with a guide inclined plane 20, the positioning inclined plane 15 is parallel to the guide inclined plane 20, the positioning inclined plane 15 faces towards the bottom of one side of the outer boss of the refrigerator liner and faces away from the top of the outer boss of the refrigerator liner, the sliding knife rest 3 is connected with the reset elastic assembly 7 between the female die base frame 2, and the elastic assembly 7 is right, and the sliding knife rest 3 is applied with elastic force deviating from the outer boss of the refrigerator liner.
Utilize sliding knife rest 3 to make sliding knife rest 3 dodge refrigerator inner bag outer boss when the die sinking of cutting edge in the above-mentioned design for the tangent plane can once be accomplished at a mould, promote work efficiency and side cut precision, sliding knife rest 3 utilizes feed before locating piece 14 and the 16 realization tangent planes of guide block, utilize the elastic component 7 that resets to realize that the backspacing of sliding knife rest 3 dodges when the die sinking, simple structure, reliable and stable, with low costs need not to add extra power supply, the synchronism is better.
As a further improvement of the design, the inner side of the female die base frame 2 and the inner side of the sliding tool rest 3 are elastically connected with material pressing strips 10 which slide up and down, and the material pressing strips 10 on the female die base frame 2 are positioned above the inner side of the cutting edge of the lower tool block 11. The material pressing strip 10 is convenient for preventing the refrigerator liner from deviating and improves the trimming quality.
As a further improvement of the design, the bottom of the outer side of the female die base frame 2 is hinged with an L-shaped waste clamping claw 5, the female die base frame 2 above the waste clamping claw 5 is hinged with a waste clamping cylinder 6, the hinge axis of the waste clamping cylinder 6 is parallel to the hinge axis of the waste clamping claw 5 and the female die base frame 2, the cylinder rod of the waste clamping cylinder 6 is hinged with the corner of the waste clamping claw 5, the hinge axis of the waste clamping cylinder 6 is consistent with the edge extending direction of the female die base frame 2 at the same side, namely, the cylinder rod of the waste clamping cylinder 6 is in the process of extending out, and the waste clamping claw 5 is turned over from bottom to the upper tool block 12 at the same side. The waste clamping cylinder 6 controls the L-shaped waste clamping claw 5, so that waste is conveniently discharged without interfering with other mechanisms.
As a further improvement of the design, the refrigerator liner positioning block 8 which extends upwards is arranged on the lower knife rest 13 on the inner side of the lower knife block 11, so that the refrigerator liner can be conveniently and quickly and accurately placed, and the production efficiency and the stability of trimming are improved.
As a further improvement of the design, a workpiece guide inclined plane 9 is arranged at the top of the outer side of the refrigerator liner positioning block 8, and the workpiece guide inclined plane 9 extends from the inner side of the top of the refrigerator liner positioning block 8 to the outer side of the bottom of the refrigerator liner positioning block 8, so that the refrigerator liner is conveniently guided in, and the production efficiency is improved.
As a further improvement of the design, the bottom of the sliding knife rest 3 outside the positioning block 14 is provided with a limiting block 18, the inner side of the bottom of the limiting block 18 is provided with a limiting inclined plane 17, the limiting inclined plane 17 extends from the bottom of one side of the outer boss of the refrigerator liner to the direction of the top of one side of the outer boss of the refrigerator liner, and the top of one side of the outer boss of the refrigerator liner, away from the guide block 16, is provided with a limiting guide inclined plane 19 matched with the limiting inclined plane 17. The stopper 18 facilitates the improvement of the feeding accuracy of the slide holder 3 to place the overcut.
As a further improvement of the design, the elastic component of the reset elastic component 7 is a rectangular spring, and the material pressing strip 10 is elastically connected with the female die base frame 2 in a rectangular manner. The rectangular spring is used as an elastic piece, and the stability is good.
The above description is only an embodiment 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 specification and drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (7)
1. A trimming die for an externally-protruding refrigerator liner comprises a lower die cushion frame, a guide pillar vertically arranged at the top of the lower die cushion frame, and a female die base frame arranged above the lower die cushion frame, wherein the female die base frame is matched with the guide pillar and slides up and down along the guide pillar, the trimming die is characterized in that a lower tool rest is arranged at the top of the lower die cushion frame, a lower tool block is arranged outside the lower tool rest, an upper tool block is arranged at the edge of the bottom of the female die base frame, the upper tool block and the lower tool block form a shearing edge, a sliding tool rest is connected to the female die base frame on one side of an external boss of the refrigerator liner in a sliding manner, an upper tool block is arranged on one side of the external boss of the refrigerator liner, a guide block is arranged at the top of the lower die cushion frame below the sliding tool rest, a positioning block is arranged at the bottom of the sliding, the refrigerator liner outer boss positioning device is characterized in that a positioning inclined plane is arranged at the bottom of the positioning block, a guide inclined plane is arranged at the top of the guide block, the positioning inclined plane is parallel to the guide inclined plane, the positioning inclined plane faces towards the bottom of one side of the refrigerator liner outer boss and extends towards the top of the refrigerator liner outer boss in a back-to-back mode, a reset elastic assembly is connected between the sliding knife rest and the female die base frame, and the elastic force deviating from the refrigerator liner outer boss is applied to the sliding knife rest which is right to the reset.
2. The trimming die for the externally convex refrigerator liner according to claim 1, wherein the inner side of the female die base frame and the inner side of the sliding tool rest are elastically connected with material pressing strips which slide up and down, and the material pressing strips on the female die base frame are positioned above the inner side of the cutting edge of the lower tool block.
3. The trimming die for the externally convex refrigerator liner according to claim 1, wherein the bottom of the outer side of the female die base frame is hinged with an L-shaped waste clamping claw, the female die base frame above the waste clamping claw is hinged with a waste clamping cylinder, the hinge axis of the waste clamping cylinder is parallel to the hinge axis of the waste clamping claw and the female die base frame, the cylinder rod of the waste clamping cylinder is hinged with the corner of the waste clamping claw, the hinge axis of the waste clamping cylinder is consistent with the extending direction of the edge of the female die base frame on the same side, namely, the waste clamping claw turns over from bottom to the direction of the upper cutter block on the same side in the process of extending the cylinder rod of the waste clamping cylinder.
4. The trimming die for the externally convex refrigerator liner as claimed in claim 1, wherein the lower knife rest on the inner side of the lower knife block is provided with a refrigerator liner positioning block extending upwards.
5. The trimming die for the externally convex refrigerator liner as claimed in claim 4, wherein a workpiece guide inclined plane is arranged at the top of the outer side of the refrigerator liner positioning block, and the workpiece guide inclined plane extends from the inner side of the top of the refrigerator liner positioning block to the outer side of the bottom of the refrigerator liner positioning block.
6. The trimming die for the externally convex refrigerator liner according to claim 1, wherein a limiting block is arranged at the bottom of the sliding knife rest outside the positioning block, a limiting inclined plane is arranged at the inner side of the bottom of the limiting block, the limiting inclined plane extends from the bottom of one side of the refrigerator liner outer boss to the top of one side of the refrigerator liner outer boss, and a limiting guide inclined plane matched with the limiting inclined plane is arranged at the top of one side of the guide block, which is away from the refrigerator liner outer boss.
7. The trimming die for the externally convex refrigerator liner according to claim 1, wherein the elastic component of the reset elastic component is a rectangular spring, and the material pressing strip is elastically connected with the female die base frame in a rectangular shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011599145.XA CN112829143A (en) | 2020-12-30 | 2020-12-30 | Trimming die for outer convex type refrigerator inner container |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011599145.XA CN112829143A (en) | 2020-12-30 | 2020-12-30 | Trimming die for outer convex type refrigerator inner container |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112829143A true CN112829143A (en) | 2021-05-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011599145.XA Pending CN112829143A (en) | 2020-12-30 | 2020-12-30 | Trimming die for outer convex type refrigerator inner container |
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| CN (1) | CN112829143A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114102730A (en) * | 2021-11-05 | 2022-03-01 | 青岛海尔电冰箱有限公司 | Refrigerator inner container trimming die replacing system |
-
2020
- 2020-12-30 CN CN202011599145.XA patent/CN112829143A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114102730A (en) * | 2021-11-05 | 2022-03-01 | 青岛海尔电冰箱有限公司 | Refrigerator inner container trimming die replacing system |
| CN114102730B (en) * | 2021-11-05 | 2024-03-15 | 重庆海尔制冷电器有限公司 | Refrigerator inner bag side cut mould change system |
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