CN112889865A - Egg tart skin forming equipment used in egg tart making process - Google Patents
Egg tart skin forming equipment used in egg tart making process Download PDFInfo
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- CN112889865A CN112889865A CN202110109849.2A CN202110109849A CN112889865A CN 112889865 A CN112889865 A CN 112889865A CN 202110109849 A CN202110109849 A CN 202110109849A CN 112889865 A CN112889865 A CN 112889865A
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- sliding
- egg tart
- workbench
- tart skin
- egg
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- A—HUMAN NECESSITIES
- A21—BAKING; EDIBLE DOUGHS
- A21C—MACHINES OR EQUIPMENT FOR MAKING OR PROCESSING DOUGHS; HANDLING BAKED ARTICLES MADE FROM DOUGH
- A21C11/00—Other machines for forming the dough into its final shape before cooking or baking
- A21C11/004—Other machines for forming the dough into its final shape before cooking or baking forming the dough into a substantially disc-like shape with or without an outer rim, e.g. for making pie crusts, cake shells or pizza bases
- A21C11/006—Other machines for forming the dough into its final shape before cooking or baking forming the dough into a substantially disc-like shape with or without an outer rim, e.g. for making pie crusts, cake shells or pizza bases by pressing or press-moulding
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Meat, Egg Or Seafood Products (AREA)
Abstract
The invention relates to a forming device, in particular to an egg tart skin forming device used in making an egg tart. The technical problem of the invention is that: the egg tart skin forming equipment can improve safety performance and work efficiency and protect egg tart skin forming when egg tart skins are made. An egg tart skin forming device used in making an egg tart comprises: the supporting frame is provided with a workbench; the extrusion mechanism is arranged on one side of the workbench; the isolation mechanism is arranged on one side of the workbench. According to the invention, the egg tart skin is placed on the first sliding frame, the rubber film is covered above the egg tart skin to prevent the egg tart skin from sticking the first top block to cause molding damage, then the electric push rod is started, the first top block downwards presses the egg tart skin to mold in the bottom die, and the first top block upwards moves to be separated from the egg tart skin after the egg tart skin is molded, so that the effect of protecting the molding of the egg tart skin is achieved.
Description
Technical Field
The invention relates to a forming device, in particular to an egg tart skin forming device used in making an egg tart.
Background
The egg tart is a western-style pie with egg slurry as stuffing, and is divided into two parts, namely stuffing and egg tart skin, wherein the egg tart skin is an edible shell made of low-gluten flour, high-gluten flour, butter and the like and used for wrapping egg tart liquid.
In consideration of the problems in the prior art, the egg tart skin forming equipment needs to be designed, wherein the egg tart skin forming equipment can improve safety performance and work efficiency and can protect egg tart skin forming when an egg tart is made.
Disclosure of Invention
In order to overcome the defects of low safety and working efficiency and possible damage to the molded appearance, the invention has the technical problems that: the egg tart skin forming equipment can improve safety performance and work efficiency and protect egg tart skin forming when egg tart skins are made.
An egg tart skin forming device used in making an egg tart comprises: the supporting frame is provided with a workbench; the extrusion mechanism is arranged on one side of the workbench; the isolation mechanism is arranged on one side of the workbench.
Further, the pressing mechanism includes: the first mounting frame is arranged on one side of the workbench; the first mounting frame is provided with an electric push rod; the bottom of the electric push rod is provided with a first ejector block; a bottom die is arranged on one side of the workbench.
Further illustratively, the isolation mechanism includes: the second mounting rack is symmetrically arranged on one side of the workbench; the first sliding rail is arranged between the second mounting frames on the same side; a first sliding frame is arranged between the first sliding rails in a sliding manner; the rubber film is arranged on the first sliding frame.
Further, the device also comprises a locking mechanism, wherein the locking mechanism comprises: the buckles are symmetrically arranged on one side of the first sliding frame; the clamping rods are arranged on the first sliding rails in a sliding mode and are matched with the buckles; first spring, all be connected with first spring between kelly and the first slide rail.
Further explaining, still including feeding mechanism, feeding mechanism includes: the workbench is provided with a third mounting rack; the third mounting rack is symmetrically provided with a second sliding rail; the sliding blocks are arranged on the second sliding rails in a sliding manner; the first guide rod and the sliding block are connected in a sliding manner; the second springs are connected between the first guide rods and the sliding blocks and are respectively sleeved on the first guide rods; two pairs of second guide rods are symmetrically arranged on the sliding block; a second sliding frame is connected between the second guide rods in a sliding manner; and a third spring is connected between the second sliding frame and the second guide rod, and the third spring is respectively sleeved on the second guide rod.
Further explaining, still include advancing mechanism, advancing mechanism includes: a third guide rod is symmetrically arranged on one side of the workbench; the third sliding frames are arranged on the third guide rods in a sliding manner; a fourth spring is connected between the third sliding frame and the workbench, and the fourth springs are respectively sleeved on the third guide rods; the bottom of the third sliding frame is provided with an inclined push rod; the first push rod is arranged on the inclined push rod and connected with the first ejector block; and one side of each stop lever is provided with a stop lever, and the stop levers are matched with the inclined push rods.
Further explaining, the device also comprises an ejection mechanism, wherein the ejection mechanism comprises: a sliding rod is arranged on one side of the workbench in a sliding manner; one side of the sliding rod is provided with a screw through threads; and the sliding rod is provided with a second ejector block.
Further, the rubber film is detachably replaceable.
Compared with the prior art, the invention has the following advantages: 1. according to the invention, the egg tart skin is placed on the first sliding frame, the rubber film is covered above the egg tart skin to prevent the egg tart skin from sticking the first top block to cause molding damage, then the electric push rod is started, the first top block downwards presses the egg tart skin to mold in the bottom die, and under the action of the electric push rod after the egg tart skin is molded, the first top block upwards moves to be separated from the egg tart skin, so that the effect of protecting the molding of the egg tart skin is achieved.
2. According to the invention, the buckle is contacted with the clamping rod, and the buckle is clamped under the action of the first spring, so that the clamping and fixing effects are achieved.
3. According to the egg tart skin forming machine, the first ejector block moves upwards to be separated from the egg tart skin and the second sliding frame, the inclined push rod is driven to be separated from the stop lever, the second sliding frame moves upwards, the formed egg tart skin drives the second sliding frame to reset rightwards through the sliding block, and when the second sliding frame and the egg tart skin are extruded by the second ejector block, the egg tart skin is extruded out of the second sliding frame, so that people can conveniently take materials, and the effects of improving safety performance and working efficiency are achieved.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic perspective view of the extruding mechanism and the isolating mechanism of the present invention.
Fig. 3 is a schematic perspective view of the isolating mechanism and the locking mechanism of the present invention.
Fig. 4 is a schematic perspective view of the feeding mechanism of the present invention.
Fig. 5 is a schematic perspective view of the pushing mechanism and the ejecting mechanism of the present invention.
Reference numbers in the drawings: 1: support frame, 2: workbench, 3: pressing mechanism, 31: first mount, 32: electric putter, 33: first top block, 34: bottom die, 4: isolation mechanism, 41: second mounting bracket, 42: first slide rail, 43: first carriage, 44: rubber film, 5: locking mechanism, 51: snap, 52: jamming rod, 53: first spring, 6: feeding mechanism, 61: third mount, 62: slider, 63: second slide rail, 64: first guide bar, 65: second spring, 66: second guide bar, 67: third spring, 68: second carriage, 7: propulsion mechanism, 71: third guide bar, 72: fourth spring, 73: third carriage, 74: oblique push rod, 75: first push rod, 76: pin, 8: ejection mechanism, 81: slide bar, 82: screw, 83: and a second top block.
Detailed Description
It is to be noted that, in the case of the different described embodiments, identical components are provided with the same reference numerals or the same component names, wherein the disclosure contained in the entire description can be transferred to identical components having the same reference numerals or the same component names in a meaningful manner. The positional references selected in the description, such as upper, lower, lateral, etc., refer also to the directly described and illustrated figures and are to be read into the new position in the sense of a change in position.
Example 1
An egg tart skin forming device used in making an egg tart is shown in figures 1 and 2 and comprises a support frame 1, a workbench 2, an extrusion mechanism 3 and an isolation mechanism 4, wherein the workbench 2 is arranged between the tops of the support frame 1, the extrusion mechanism 3 is arranged on the rear side of the top of the workbench 2, and the isolation mechanism 4 is arranged on the left side of the top of the workbench 2.
When people need to make an egg tart, people can use the device, firstly place egg tart skins on the isolating mechanism 4, then start the extruding mechanism 3 to extrude the egg tart skins, and the effect of safe use is achieved.
Extrusion mechanism 3 is equipped with first mounting bracket 31 including first mounting bracket 31, electric putter 32, first kicking block 33 and die block 34, 2 top rear sides of workstation, is equipped with electric putter 32 on the first mounting bracket 31, and electric putter 32 bottom is equipped with first kicking block 33, is equipped with die block 34 in the middle of the 2 tops of workstation.
The isolation mechanism 4 comprises a second mounting frame 41, a first sliding rail 42, a first sliding frame 43 and a rubber film 44, the second mounting frame 41 is symmetrically arranged on the left side of the top of the workbench 2, the first sliding rail 42 is arranged between the second mounting frames 41 on the same side, the first sliding frame 43 is arranged between the first sliding rails 42 in a sliding mode, and the rubber film 44 is arranged on the first sliding frame 43.
The egg tart skin is placed on the first sliding frame 43, the rubber film 44 covers the egg tart skin to prevent the egg tart skin from sticking to the first top block 33 to cause forming damage, then the first sliding frame 43 is pushed towards the right side, the electric push rod 32 is started, the first top block 33 downwards presses the egg tart skin, forming is carried out in the bottom die 34, the first top block 33 upwards moves to be separated from the egg tart skin under the action of the electric push rod 32 after the egg tart skin is formed, the effect of protecting the egg tart skin forming is achieved, the electric push rod 32 is closed, and the operation is stopped.
Example 2
On the basis of embodiment 1, as shown in fig. 3 to 5, the locking device 5 further includes a locking mechanism 5, the locking mechanism 5 includes a buckle 51, a clamping rod 52 and a first spring 53, the buckle 51 is symmetrically arranged on the left side of the top of the first sliding frame 43 in front and back, the clamping rods 52 are slidably arranged on the outer sides of the first sliding rails 42, the clamping rods 52 are matched with the buckle 51, and the first springs 53 are connected between the clamping rods 52 and the first sliding rails 42.
When the person pushes the first sliding frame 43 to the right, the buckle 51 contacts the clamping rod 52, the first spring 53 is pressed, and the buckle 51 is clamped under the action of the reset of the first spring 53, so that the effect of clamping and fixing is achieved.
The automatic feeding device further comprises a feeding mechanism 6, wherein the feeding mechanism 6 comprises a third mounting frame 61, a sliding block 62, a second sliding rail 63, a first guide rod 64, a second spring 65, a second guide rod 66, a third spring 67 and a second sliding frame 68, the third mounting frame 61 is arranged at the top of the workbench 2, the second sliding rail 63 is symmetrically arranged in front and back of the third mounting frame 61, the sliding block 62 is arranged on each second sliding rail 63 in a sliding manner, the first guide rod 64 is arranged at the top of each second sliding rail 63, the first guide rod 64 is connected with the sliding block 62 in a sliding manner, the second spring 65 is connected between the first guide rod 64 and the sliding block 62, the second springs 65 are respectively sleeved on the first guide rods 64 in a sliding manner, two pairs of second guide rods 66 are symmetrically arranged in front and back on the inner side of the sliding block 62, the second sliding frame 68 is connected between the second guide rods 66, the third spring 67 is connected between the second sliding frame 68 and, the third springs 67 are respectively sleeved on the second guide rods 66.
The automatic pushing device is characterized by further comprising a pushing mechanism 7, the pushing mechanism 7 comprises a third guide rod 71, a fourth spring 72, a third sliding frame 73, an inclined push rod 74, a first push rod 75 and a stop rod 76, the third guide rod 71 is symmetrically arranged on the front side and the rear side of the right side of the top of the workbench 2, the third sliding frame 73 is arranged on the third guide rod 71 in a sliding mode, the fourth spring 72 is connected between the third sliding frame 73 and the workbench 2, the fourth spring 72 is sleeved on the third guide rod 71 respectively, the inclined push rod 74 is arranged at the bottom of the third sliding frame 73, the first push rod 75 is arranged at the top of the inclined push rod 74, the first push rod 75 is connected with the first ejector block 33, the stop rod 76 is arranged on the outer side of the sliding block 62, and the stop rod 76 is.
The ejection mechanism 8 comprises a sliding rod 81, a screw 82 and a second ejector block 83, the sliding rod 81 is arranged on the right side of the top of the workbench 2, the screw 82 is arranged on the lower portion of the right side of the sliding rod 81 through threads, and the second ejector block 83 is arranged on the top of the sliding rod 81.
When the electric push rod 32 is started, when the first ejector block 33 moves downwards, the first push rod 75 drives the inclined push rod 74 and the third sliding frame 73 to move downwards, the third sliding frame 73 moves downwards under the guiding action of the third guide rod 71, the fourth spring 72 is compressed, the inclined push rod 74 drives the stop rod 76 to move leftwards, the slide block 62 moves leftwards to drive the second sliding frame 68 to move leftwards, the second spring 65 is compressed, the second sliding frame 68 is in contact with the first ejector block 33, the second sliding frame 68 moves downwards, the third spring 67 is extruded, after the egg tart skin is extruded, the first ejector block 33 moves upwards to be separated from the egg tart skin and the second sliding frame 68, when the first ejector block 33 moves upwards, the inclined push rod 74 is driven to be separated from the stop rod 76, the third sliding frame 73 moves upwards, the fourth spring 72 is reset, and the second sliding frame 68 moves upwards under the resetting action of the third spring 67, under the reset action of the second spring 65, the sliding block 62 and the second sliding frame 68 reset towards the right side and push the formed egg tart skin to the right, the second jacking block 83 can extrude the egg tart skin into the second sliding frame 68, people can conveniently take the egg tart skin, the sliding rod 81 is fixed by the mounting screw rod 82 due to the fact that the sliding rod 81 is easy to slide, the effect of improving safety performance and working efficiency is achieved, the electric push rod 32 is closed, and the work is stopped.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (8)
1. The utility model provides an egg tart skin former when making egg tart which characterized in that, including:
the device comprises a support frame (1) and a workbench (2), wherein the workbench (2) is arranged on the support frame (1);
the extrusion mechanism (3) is arranged on one side of the workbench (2);
the isolation mechanism (4) is arranged on one side of the workbench (2).
2. Egg tart skin forming equipment in making egg tarts according to claim 1, characterized in that the pressing mechanism (3) comprises:
the first mounting rack (31) is arranged on one side of the workbench (2);
the electric push rod (32) is arranged on the first mounting frame (31);
the bottom of the electric push rod (32) is provided with a first ejector block (33);
a bottom die (34), and a bottom die (34) is arranged on one side of the workbench (2).
3. Egg tart skin forming equipment in making egg tarts according to claim 2, characterized in that the isolating mechanism (4) comprises:
the second mounting rack (41) is symmetrically arranged on one side of the workbench (2);
the first sliding rail (42) is arranged between the second mounting racks (41) on the same side;
a first sliding frame (43) is arranged between the first sliding rails (42) in a sliding manner;
a rubber film (44), and the rubber film (44) is arranged on the first sliding frame (43).
4. The egg tart skin forming device for making the egg tart according to claim 3, characterized by further comprising a locking mechanism (5), wherein the locking mechanism (5) comprises:
the buckle (51) is symmetrically arranged on one side of the first sliding frame (43);
the clamping rods (52) are arranged on the first sliding rails (42) in a sliding mode, and the clamping rods (52) are matched with the buckles (51);
first springs (53) are connected between the clamping rods (52) and the first sliding rails (42).
5. The egg tart skin forming equipment for making the egg tart according to claim 4, wherein the equipment further comprises a feeding mechanism (6), and the feeding mechanism (6) comprises:
the third mounting rack (61) is arranged on the workbench (2);
the third mounting rack (61) is symmetrically provided with second sliding rails (63);
the sliding blocks (62) are arranged on the second sliding rails (63) in a sliding manner;
the first guide rod (64) is arranged on each second slide rail (63), and the first guide rod (64) is connected with the slide block (62) in a sliding manner;
the second springs (65) are connected between the first guide rod (64) and the sliding block (62), and the second springs (65) are respectively sleeved on the first guide rod (64);
two pairs of second guide rods (66) are symmetrically arranged on the sliding block (62);
a second sliding frame (68), wherein a second sliding frame (68) is connected between the second guide rods (66) in a sliding way;
and a third spring (67) is connected between the second sliding frame (68) and the second guide rod (66), and the third spring (67) is respectively sleeved on the second guide rod (66).
6. The egg tart skin forming device for making the egg tart according to claim 5, wherein the egg tart skin forming device further comprises a pushing mechanism (7), and the pushing mechanism (7) comprises:
a third guide rod (71), wherein the third guide rod (71) is symmetrically arranged on one side of the workbench (2);
the third sliding frame (73), the third guide rod (71) is provided with the third sliding frame (73) in a sliding way;
a fourth spring (72) is connected between the third sliding frame (73) and the workbench (2), and the fourth springs (72) are respectively sleeved on the third guide rods (71);
an inclined push rod (74) is arranged at the bottom of the third sliding frame (73);
the first push rod (75) is arranged on the inclined push rod (74), and the first push rod (75) is connected with the first ejector block (33);
the stop lever (76) is arranged on one side of the sliding block (62), and the stop lever (76) is matched with the inclined push rod (74).
7. The egg tart skin forming equipment for making the egg tart according to claim 6, wherein the equipment further comprises an ejection mechanism (8), and the ejection mechanism (8) comprises:
a sliding rod (81) is arranged on one side of the workbench (2) in a sliding manner;
a screw (82) is arranged on one side of the sliding rod (81) through threads;
and the sliding rod (81) is provided with a second ejector block (83).
8. Egg tart skin forming device in making an egg tart as in claim 4 wherein the rubber film (44) is removable and replaceable.
Priority Applications (1)
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CN202110109849.2A CN112889865B (en) | 2021-01-27 | 2021-01-27 | Egg tart skin former when making egg tart |
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CN202110109849.2A CN112889865B (en) | 2021-01-27 | 2021-01-27 | Egg tart skin former when making egg tart |
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CN112889865A true CN112889865A (en) | 2021-06-04 |
CN112889865B CN112889865B (en) | 2023-05-09 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113412847A (en) * | 2021-06-15 | 2021-09-21 | 邓权业 | Egg tart pressing device for food processing |
CN113678855A (en) * | 2021-08-20 | 2021-11-23 | 张秀环 | Rapid egg tart skin extrusion forming device |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA2098035A1 (en) * | 1993-10-20 | 1995-04-21 | Robert Booy | Tartshell maker |
US5462757A (en) * | 1994-05-26 | 1995-10-31 | Booy; Caroline | Method for manufacturing tartshells |
CN111557321A (en) * | 2020-05-19 | 2020-08-21 | 杨国梁 | Extrusion equipment for egg tart skin forming |
CN111631240A (en) * | 2020-05-26 | 2020-09-08 | 杨国梁 | Extrusion equipment for egg tart skin forming |
CN111685138A (en) * | 2020-07-28 | 2020-09-22 | 张丽 | Egg tart skin pressing device |
CN112006058A (en) * | 2020-08-28 | 2020-12-01 | 李前 | Egg tart stuffing skin extrusion forming mechanism |
-
2021
- 2021-01-27 CN CN202110109849.2A patent/CN112889865B/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA2098035A1 (en) * | 1993-10-20 | 1995-04-21 | Robert Booy | Tartshell maker |
US5462757A (en) * | 1994-05-26 | 1995-10-31 | Booy; Caroline | Method for manufacturing tartshells |
CN111557321A (en) * | 2020-05-19 | 2020-08-21 | 杨国梁 | Extrusion equipment for egg tart skin forming |
CN111631240A (en) * | 2020-05-26 | 2020-09-08 | 杨国梁 | Extrusion equipment for egg tart skin forming |
CN111685138A (en) * | 2020-07-28 | 2020-09-22 | 张丽 | Egg tart skin pressing device |
CN112006058A (en) * | 2020-08-28 | 2020-12-01 | 李前 | Egg tart stuffing skin extrusion forming mechanism |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113412847A (en) * | 2021-06-15 | 2021-09-21 | 邓权业 | Egg tart pressing device for food processing |
CN113412847B (en) * | 2021-06-15 | 2023-08-25 | 玉溪市张记皇冠食品有限公司 | Egg tart pressing device for food processing |
CN113678855A (en) * | 2021-08-20 | 2021-11-23 | 张秀环 | Rapid egg tart skin extrusion forming device |
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Effective date of registration: 20230406 Address after: 523000 No. 333, jienan Road, Humen Town, Dongguan City, Guangdong Province Applicant after: Dongguan Guanglong Food Co.,Ltd. Address before: Room 1917, building 4, No. 18, Huashang Road, Lukou street, Jiangning District, Nanjing City, Jiangsu Province, 211100 Applicant before: Yu Qianxian |
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