CN210312322U

CN210312322U - Turning station of hawthorn cake assembly line

Info

Publication number: CN210312322U
Application number: CN201920794521.7U
Authority: CN
Inventors: 黄振
Original assignee: Ningbo Huadong Machinery Co ltd
Current assignee: Ningbo Huadong Machinery Co ltd
Priority date: 2019-05-29
Filing date: 2019-05-29
Publication date: 2020-04-14
Anticipated expiration: 2029-05-29

Abstract

The utility model relates to a food processing equipment field discloses a turn-over station of haw cake assembly line, and the assembly line includes support body, conveyer belt and receives the glass board of conveyer belt transportation, is provided with turn-over mechanism and sets up the climbing mechanism that just is located the conveyer belt below in turn-over mechanism's top at the support body, through the design of turn-over station, to the turn-over of haw cake, replace the manual work by equipment, reduced the input of manpower by a wide margin, and the effect and the efficiency of turn-over also will be far superior to the manual operation mode before.

Description

Turning station of hawthorn cake assembly line

Technical Field

The utility model relates to a food processing machinery field especially relates to a turn-over station of haw cake assembly line.

Background

The hawthorn slices are food prepared from hawthorn as a raw material, and have the effects of tonifying spleen and stimulating appetite. The product is a round thin slice, and has bright color, uniform thickness and moderate quality. The sugar content is 85%, the reducing sugar content is 9%, the total acid content is 1.5%, the beverage also contains rich nutritional ingredients such as protein, fat, calcium, ferrophosphorus, vitamin C and the like, and has the effects of promoting the secretion of saliva or body fluid, stimulating the appetite, aiding digestion, reducing blood pressure and blood fat and the like after eating.

The current production of haw flakes basically depends on manual operation as a main part, and the production flow comprises the following steps: pulping, spreading, baking, cutting, and packaging. In the production process, the labor intensity is very high due to the physical labor of workers. In view of the above problems, an automated production line for producing hawthorn cakes is disclosed in chinese patent with application number CN206620788U entitled "hawthorn cake production line", wherein the main processes are pulping, spreading, baking, cutting and packaging. However, in the actual production process, the working procedures are as follows: pulping, spreading cake, baking the first surface, turning over, baking the second surface, cutting and packaging. Two times of baking are needed, after the cakes are spread, the slurry-shaped hawthorn cakes are spread on the glass plate and then enter a baking room, one surface of the slurry, which is in contact with the glass plate, cannot be baked normally, if the hawthorn cakes on one surface, which is attached to the glass plate, are all baked, the surface, which faces upwards, of the slurry can be scorched, so that in order to realize two-surface baking, one surface needs to be baked firstly, and then the other surface is baked after the hawthorn cakes are turned over.

In the prior art, the turning-over of the hawthorn cake is usually performed manually, one side of the hawthorn cake is pulled up, then the whole hawthorn cake is pulled up from a glass plate by hands, then the hawthorn cake is quickly turned over, and then the turned-over hawthorn cake is spread on the glass plate to complete the turning-over. In the process, as the two corners of one side of the hawthorn cake are usually lifted by hands, in the tearing process, the meshing force between the hawthorn cake and the glass plate is unstable, and partial adhesion is easy to occur, so that part of the hawthorn cake is withdrawn when the hawthorn cake is pulled upwards, and part of the hawthorn cake is still adhered, and finally the problem of tearing the hawthorn cake is caused, and then the partially adhered hawthorn cake needs to be pulled up and turned over for the second time.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to the problem of among the prior art to artifical turn-over haw cake inefficiency, with big costs, effect difference, provide one kind can be on automatic assembly line, carry out the turn-over station of automatic turn-over to the haw cake on the glass board.

In order to solve the technical problem, the utility model discloses a following technical scheme can solve:

a turnover station of a hawthorn cake production line comprises a frame body, a conveyor belt and a glass plate conveyed by the conveyor belt, wherein a turnover mechanism and a jacking mechanism are arranged above the frame body, are arranged below the turnover mechanism and are positioned below the conveyor belt,

the turnover mechanism comprises a turnover frame, wherein two ends of the turnover frame are respectively provided with a clamping mechanism for clamping the edge of the hawthorn cake, a first fixing plate for fixing the clamping mechanism is arranged between the turnover frame and the clamping mechanism, the first fixing plate is provided with a first driving structure for driving the clamping mechanism to rotate, and the rotating axis of the clamping mechanism is parallel to the edge of the hawthorn cake to be clamped; the material turning frame is also provided with a second driving structure for driving the two first fixing plates to approach or depart from each other; the turnover mechanism also comprises a third driving structure for driving the turnover frame to lift, the third driving structure comprises a second fixing plate for fixing the turnover frame, a fourth driving structure for driving the turnover frame to turn over is arranged on the second fixing plate, and the rotating axis of the turnover frame is positioned on the central symmetry line of the two clamping mechanisms; the turnover mechanism also comprises a fifth driving structure for driving the second fixing plate to transversely move;

jacking mechanism, including the sixth drive structure of the vertical lift of jacking platform and drive jacking platform, after the jacking platform upwards by jack-up, the glass board jack-up thereupon that the jacking platform will be on the conveyer belt just makes and forms the oppression laminating between fixture's clamping part and the glass board.

By adopting the scheme, after the jacking table is lifted, the second driving structure controls the clamping mechanisms to mutually approach for a certain distance until the clamping parts of the clamping mechanisms clamp the hawthorn cakes on the glass plate, then the third driving structure controls the material turning frame to ascend, and meanwhile, the second driving structure continuously controls the clamping mechanisms to mutually approach, so that the hawthorn cakes are easier to separate from the glass plate; the third driving structure controls the material turning frame to ascend until the hawthorn cakes are completely separated from the glass plate, and the second driving structure reversely controls the clamping mechanisms to be away from each other until the hawthorn cakes are approximately leveled; then the fourth driving structure controls the material turning frame to turn 180 degrees to complete the turning of the hawthorn cakes, finally the fifth driving structure controls the transverse movement of the material turning frame to enable the hawthorn cakes to enter the upper part of the other glass plate, the third driving structure is controlled to enable the material turning frame to move downwards to enable the hawthorn cakes to be approximately attached to the glass plate, the clamping mechanism is controlled to release the clamping of the hawthorn cakes, and the placement of the hawthorn cakes after the turning is completed; through the process, the manual work is completely replaced by the machine, and the manpower is liberated.

Preferably, the conveyor belts are driven by a servo motor, the conveyor belts are arranged at intervals, the glass plate is arranged between the two conveyor belts in a grilled mode, the conveyor belts are provided with protruding push blocks at intervals, and the rear sides of the glass plates abut against the push blocks during conveying.

By adopting the scheme, the servo motor is used for controlling the advancing of the conveyor belt, the conveying distance and the stopping time of the conveyor belt can be controlled, and the purposes of conveying the glass plate to the turnover processing time interval and the interval time of the turnover station are achieved.

Preferably, the jacking platform is of a box-type structure with an open upper end, a plurality of suction nozzles are uniformly distributed in the jacking platform, the suction nozzles are made of rubber materials and are of a horn-mouth structure, the upper ends of the suction nozzles are higher than the mouth edge of the jacking platform, the lower ends of the suction nozzles are lower than the mouth edge of the jacking platform, and after the jacking platform rises, the glass plate is attached to the mouth edge of the jacking platform and the lower side face of the suction nozzles for sucking the glass plate.

Preferably, each suction nozzle is externally connected with an air pipe, and the air pipe is connected with the suction device.

Adopt above-mentioned scheme, through setting up the suction nozzle at jacking platform position, and the roughness of glass board passes through the mouth limit contact location of jacking platform, can not influence the roughness when glass board and jacking platform cooperation on the one hand, on the other hand passes through the suction nozzle, can be with the actuation of glass board firmly on the jacking platform, avoid the oppression that fixture was received to the glass board, and appear because the upwarp problem that the atress inequality arouses, when fixture is pressing the glass board and is moving on the glass board, the laminating state of glass board and fixed lift platform is very stable.

Preferably, the clamping mechanism comprises a clamping frame, one end of the clamping frame is rotatably connected with the first fixing plate, a leaning rod and a rotating pressing sheet are arranged between one end of the clamping frame far away from the first fixing plate and the end close to the first fixing plate, the rotating pressing sheet is controlled to rotate by a seventh motor, and the width distance between the rotating axis of the rotating pressing sheet and the tail end of the rotating pressing sheet is greater than the vertical distance between the rotating axis of the rotating pressing sheet and the leaning rod; when the seventh motor controls the rotary pressing piece to incline downward, the end of the rotary pressing piece is closer to the glass plate than the abutting rod.

Adopt above-mentioned scheme, can control through the seventh motor and rotate the preforming and be the decurrent angle of slope for initial angle, this moment along with the rising of jacking platform, it will the roof pressure on the glass board to rotate the preforming, then draw close each other through second drive structure control fixture, can make to rotate the symmetry both sides shovel that the preforming will be located the hawthorn cake on the glass board, later second drive structure stops the drive to fixture, the rotation of seventh cylinder drive rotation blank pressing simultaneously, mention the edge of hawthorn cake simultaneously and press on supporting the pole, the symmetry both sides of hawthorn cake will be pressed from both sides tightly at this moment and rotate the preforming and support and lean on between the pole, accomplish fixture's centre gripping to the hawthorn cake.

Preferably, the first driving structure comprises a first motor, a first stator is fixed on the first fixing plate, a second rotor is connected in the first stator through a bearing, the second rotor fixes the clamping mechanism, and the first motor drives the first stator to rotate forwards and backwards.

By adopting the scheme, the axial rotation of the clamping mechanism is controlled by the first motor, so that the angle between the clamped edge and the unclamped part of the hawthorn cake can be adjusted, when the hawthorn cake is lifted, the more the angle between the clamped edge and the unclamped part of the hawthorn cake is bent, the greater the stress concentration is, and the more easily the clamped edge and the unclamped part of the hawthorn cake are broken, so that when the hawthorn cake is lifted, the axial rotation angle of the clamping mechanism can be controlled by the first motor, the angle between the clamped edge and the unclamped part of the hawthorn cake can be adjusted, the angle is 180 degrees as much as possible, the stress concentration between the clamped edge and the unclamped part of the hawthorn cake is reduced, and the risk of mutual breakage between the clamped edge and the uncla.

Preferably, the second driving structure comprises a rotating sleeve arranged at the center of the material turning frame, two pairs of first sliding rail assemblies which are centrosymmetric with the rotating sleeve are arranged on the material turning frame, the first sliding rail assemblies are fixed along the length direction of the material turning frame, a first sliding block assembly matched with the sliding rail assemblies is arranged on each first fixing plate, second motors are arranged at two ends of the material turning frame, a screw rod is arranged between each second motor and the rotating sleeve, and a screw nut matched with the screw rod is arranged on each fixing plate.

By adopting the scheme, the second driving structure is arranged, the control of the opposite or opposite movement of the clamping mechanism is realized, the condition is provided for the clamping action of the clamping mechanism on the hawthorn cake, on the other hand, when the material turning frame ascends, the clamping mechanism also ascends, the hawthorn cake can be pulled up from the glass plate, at the moment, the second driving structure is used for controlling the clamping mechanism to be close to each other, the hawthorn cake can be more smoothly withdrawn from the glass plate, and the risk of breakage is reduced.

Preferably, the third driving structure comprises a vertical third fixing plate matched with the second fixing plate, a second sliding rail assembly in the vertical direction is arranged on the third fixing plate, a second sliding block assembly matched with the second sliding rail assembly is arranged on one side, opposite to the third fixing plate, of the second fixing plate, a third motor is arranged on the second fixing plate, a first rack in the vertical direction is further arranged on the third fixing plate, a first gear matched with the first rack is arranged on an output shaft of the third motor, and the third motor drives the second fixing plate to vertically lift relative to the third fixing plate.

By adopting the scheme, the third motor controls the forward and reverse rotation of the first gear, so that the second fixing plate is driven to vertically lift.

Preferably, the fourth driving structure comprises a fourth motor, a second stator is fixed on one surface of the second fixing plate, which is far away from the third fixing plate, a second rotor is connected to the second stator in a rotating mode, the second rotor is fixed with the center of the material turning frame, and the fourth motor drives the material turning frame to rotate.

By adopting the scheme, the forward and reverse rotation of the second rotor is controlled through the fourth motor, and the rotation state of the material turning frame is further controlled.

Preferably, the fifth driving structure comprises a cross frame matched with the third fixing plate, the cross frame comprises vertical beams arranged on two sides of the assembly line frame body and a cross beam arranged between the top ends of the vertical beams, a third sliding rail group along the length direction of the cross beam is arranged on the cross beam, a third sliding block group matched with the third sliding rail group is arranged on one surface of the third fixing plate, opposite to the cross beam, a second rack parallel to the third sliding rail group is further arranged on the cross beam, a fifth motor is arranged on the third fixing plate, a rotating shaft of the fifth motor is provided with a second gear matched with the second rack, and the fifth motor drives the third fixing plate to move transversely.

By adopting the scheme, the positive and negative rotation of the second gear is controlled through the fifth motor, and then the transverse moving state change of the third fixing plate is controlled.

The utility model discloses owing to adopted above technical scheme, have apparent technological effect: through the design of the turnover station, the manual work is replaced by equipment for turnover of the hawthorn cakes, the input of manpower is greatly reduced, and the turnover effect and efficiency are far better than the manual operation mode in the prior art.

Drawings

FIG. 1 is a schematic view of a part of a hawthorn cake production line with a turnover station in the utility model;

FIG. 2 is an enlarged view of portion A of FIG. 1;

fig. 3 is a schematic diagram of a turn-over station in the present invention;

fig. 4 is a schematic view of a jacking mechanism in the present invention;

fig. 5 is an internal schematic view of a jacking mechanism in the present invention;

fig. 6 is an overall schematic view of the turn-over mechanism of the present invention;

fig. 7 is a schematic view of a clamping mechanism of the present invention;

fig. 8 is a schematic view of a first driving structure of the present invention;

fig. 9 is a schematic view of a second driving structure of the present invention;

fig. 10 is a matching view between the second stator and the fourth motor in the present invention;

fig. 11 is a schematic view of the second fixing plate and the third fixing plate according to the present invention;

fig. 12 is a schematic view of the third fixing plate and the spanning frame according to the present invention;

fig. 13 is a schematic view of a clamping mechanism according to another embodiment of the present invention;

fig. 14 is an exploded view of a portion of another embodiment of a clamping mechanism in accordance with the present invention.

The names of the parts indicated by the numerical references in the above figures are as follows: 11. a frame body; 12. a conveyor belt;

121. a push block; 2. a glass plate; 3. a hawthorn cake; 41. jacking the fixed frame; 42. jacking a cylinder; 43. a jacking table; 44. a suction nozzle; 45. a vacuum box; 51. a first fixing plate; 52. a first motor; 53. a first stator; 54. a bearing; 55. a first rotor; 56. a clamping frame; 57. carrying out rotary tabletting; 58. a leaning rod;

59. a seventh motor; 510. a sixth motor; 511. scraping a blade; 61. a material turning frame; 62. a second motor; 63. a screw rod; 64. a first slide rail assembly; 65. a first slider assembly; 66. rotating the sleeve; 71. a second fixing plate; 72. a third motor; 721. a first gear; 73. a second stator; 74. a second rotor; 75. a fourth motor; 76. a second slider assembly; 81. a third fixing plate; 82. a second slide rail assembly; 83. a first rack; 84. a fifth motor; 841. a second gear; 85. a third slider assembly; 91. erecting a beam; 92. a cross beam; 93. a third slide rail assembly; 94. a second rack.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples.

Example 1

A turn-over station of a hawthorn cake production line is disclosed, and firstly, referring to figures 1 and 2, the production line comprises a frame body 11 and a conveyor belt 12, the conveyor belt 12 is controlled by a servo motor, and the servo motor is controlled by a PLC (programmable logic controller), so that the conveying speed, the conveying time and the pause time of the conveyor belt 12 are determined. The conveyor belt 12 is divided into two spaced belts, a spaced pushing block 121 is arranged in the conveying direction of the conveyor belt 12, a glass plate 2 is erected on the conveyor belt 12, and the glass plate 2 is provided with a hawthorn cake 3 which just comes out of a baking room and is baked on one side. When the glass sheet 2 is conveyed on the production line, the rear side of the glass sheet 2 abuts on the push block 121, and the glass sheet 2 is carried forward along with the conveyor belt 12 by the push block 121.

Referring next to fig. 3-12, a turn-over station is disposed on the assembly line, and the turn-over station includes a turn-over mechanism B and a jacking mechanism disposed below the turn-over mechanism B.

The turn-over mechanism comprises a cross frame which crosses the width direction of the frame body 11 of the assembly line, the cross frame comprises two vertical beams 91 and a cross beam 92, and a third fixing plate 81 which can cross the cross beam 92 is matched on the cross beam 92. A third slide rail assembly 93 and a second rack 94 parallel to the slide rail assemblies are fixedly arranged on the cross beam 92, a third slide block assembly 85 is fixedly arranged on one surface, opposite to the cross beam 92, of the third fixing plate 81, and the effect that the third fixing plate 81 can transversely move on the cross beam 92 is achieved through the cooperation of the third slide block assembly 85 and the third slide rail assembly 93; the traverse of the third fixed plate 81 on the cross member 92 is controlled by the fifth motor 84, the second gear 841 is fixed to the output shaft of the fifth motor 84, and the second gear 841 is bonded to the second rack 94, so that the forward and reverse rotation of the fifth motor 84 controls the left and right traverse of the third fixed plate 81 on the cross member 92.

The surface of the third fixing plate 81 facing away from the cross beam 92 is fitted with a second fixing plate 71 vertically displaceable up and down at the third fixing plate 81. A vertical second sliding rail assembly 82 and a vertical first rack 83 are fixed on one surface, away from the cross beam 92, of the third fixing plate 81, a second sliding block assembly 76 is fixed on one surface, opposite to the third fixing plate 81, of the second fixing plate 71, and displacement change of the second fixing plate 71 in the vertical direction is achieved through matching of the second sliding block assembly 76 and the second sliding rail assembly 82; the vertical displacement change of the second fixing plate 71 on the third fixing plate 81 is controlled by the third motor 72, the first gear 721 is fixed to the output shaft of the third motor 72, and the first gear 721 is bonded to the first rack 83, so that the forward and reverse rotation of the third motor 72 controls the vertical displacement change of the second fixing plate 71 on the third fixing plate 81.

The second stator 73 is fixed on the surface of the second fixing plate 71 departing from the third fixing plate 81, the second stator 73 is connected with the second rotor 74 in a rotating manner, the fourth motor 75 is fixed on the second stator 73, the second rotor 74 is driven to rotate by the fourth motor 75, the second rotor 74 is fixed with the material turning frame 61, and the rotating center of the material turning frame 61 is fixed with the second rotor 74.

One side of the material turning frame 61 departing from the second rotor 74 is symmetrically provided with two first fixing plates 51, the first fixing plates 51 are connected with the material turning frame 61 in a sliding manner, and the material turning frame 61 slides along the length direction. The first slide rail assembly 64 is arranged on the material turning frame 61 along the length direction of the material turning frame, and the first slide block assembly 65 matched with the first slide rail assembly 64 is arranged on one surface, opposite to the material turning frame 61, of the first fixing plate 51, so that the sliding effect of the first fixing plate 51 on the material turning frame 61 along the length direction of the first fixing plate is realized through the matching of the first slide block assembly 65 and the first slide rail assembly 64; the sliding of the first fixing plate 51 is driven to be controlled by the second motor 62, a rotating sleeve 66 is arranged at the central symmetrical position on the material turning frame 61, a left screw rod 63 and a right screw rod 63 are arranged by taking the rotating sleeve 66 as the symmetrical center, the rotation of the screw rods 63 is controlled by the second motor 62, the second motors 62 are respectively arranged at the two ends of the material turning plate, the two second motors 62 respectively control the respective screw rods 63 to rotate, and a screw nut (not shown in the figure) matched with the respective screw rods 63 is arranged on one surface of each first fixing plate 51, which is opposite to the material turning frame 61, so that when the second motor 62 controls the screw rods 63 to rotate forwards and backwards, the effect of relatively approaching or mutually departing the two first fixing plates 51 is controlled.

A first stator 53 is fixed on one surface of the first fixing plate 51, which is away from the material turning frame 61, the first stator 53 is connected with a first rotor 55 through a bearing 54, a first motor 52 for driving the first rotor 55 to rotate is arranged on the first fixing plate 51, the first stator 53 is fixed with a clamping frame 56 of a clamping mechanism, and the forward and reverse rotation of the clamping frame 56 is controlled through the first motor 52.

The clamping mechanism comprises a clamping frame 56, the outer contour of the clamping frame 56 is cylindrical, and the clamping mechanism is composed of a front end plate, a rear end plate and an arc-shaped connecting plate for connecting the two end plates. An abutting rod 58 and a rotary pressing sheet are further arranged between the front end plate and the rear end plate, the rotary pressing sheet is controlled to rotate by a seventh motor 59, and after the rotary pressing sheet rotates, the rotary pressing sheet can be in contact abutting with the abutting rod 58.

The climbing mechanism is including fixing the jacking mount 41 in support body 11 below, is fixed with the jacking cylinder 42 of vertical setting on the jacking mount 41, and the lift of jacking platform 43 is driven to jacking cylinder 42, when jacking platform 43 rises, will lift up glass board 2 from conveyer belt 12, and with rotate the preforming and form the oppression for it hugs closely on glass board 2 to rotate the preforming bending. Because the extrusion between the rotary pressing piece and the glass plate 2 is line contact, the glass plate 2 which is not pressed by the rotary pressing piece will be upwarped or dynamically unstable, and in order to avoid the problem, a suction mechanism is arranged in the jacking table 43. Jacking platform 43 adopts the box structure of upper end open-ended, be fixed with vacuum box 45 in inside, vacuum box 45's top is fixed with suction nozzle 44, suction nozzle 44 is loudspeaker opening dress, and the open end is higher than jacking platform 43's oral area, vacuum box 45 then is connected with vacuum generator (not drawn in the figure) through the trachea, when jacking platform 43 upwards jacks up, suction nozzle 44 will contact glass board 2 earlier, glass board 2 will be attracted by suction nozzle 44 and pulled to jacking platform 43's oral area laminating by suction nozzle 44, at this moment, when glass board 2 was rotated the preforming oppression, will not appear upwarping, unstable phenomenon.

When the glass plate 2 is conveyed to the turnover station, the conveying of the glass plate 2 needs to be suspended, and the working start-stop time of the servo motor can be controlled through program setting. When the glass plate 2 is conveyed to the turn-over station, the jacking cylinder 42 drives the jacking table 43 to ascend, the suction nozzle 44 sucks and fixes the glass plate 2 on the jacking table 43 while jacking the glass plate 2, meanwhile, the inclined rotary pressing sheets press the opposite sides of the glass plate 2, and the rotary pressing sheets are positioned at the positions of the two symmetrical side edges of the hawthorn cake 3. Then the second motor 62 drives the first fixing plate 51 to relatively approach until the rotating pressing sheet of the clamping mechanism shovels two sides of the hawthorn cake 3 on the glass plate 2, and then the seventh motor 59 acts to press the edge of the hawthorn cake 3 between the rotating pressing sheet and the abutting rod 58 after the rotating pressing sheet rotates, so that the effect of clamping two sides of the hawthorn cake 3 is achieved; then the third motor 72 controls the second fixing plate 71 to ascend, and meanwhile the second motor 62 continuously controls the first fixing plate 51 to approach each other, so that the separation between the haw cake 3 and the glass plate 2 is easier; the third motor 72 controls the second fixing plate 71 to ascend until the hawthorn cake 3 is completely separated from the glass plate 2, the second motor 62 reversely rotates to control the two first fixing plates 51 to be away from each other until the hawthorn cake 3 is approximately leveled; then the fourth motor 75 controls the material turning frame 61 to turn 180 degrees, and the turning of the hawthorn cakes 3 is completed; finally, the fifth motor 84 controls the transverse movement of the third fixing plate 81 to enable the hawthorn cakes 3 to enter the upper part of the other glass plate 2 outside the production line, the third motor 72 is controlled to enable the second fixing frame to move downwards to enable the hawthorn cakes 3 to be approximately attached to the glass plate 2, the seventh motor 59 rotates reversely, the rotary pressing sheets and the abutting plates are released from clamping the hawthorn cakes 3, and the arrangement of the hawthorn cakes 3 after being turned over is completed. Finally, the lift cylinder 42 is then lowered while the suction nozzle 44 removes the suction of the glass sheet 2. The sequential actions of the jacking cylinder 42, the suction nozzle 44 and each motor can be realized by the combination of a PLC and the setting of a relevant sensor and an electromagnetic pneumatic control valve, and the sequence is not described in detail because the sequence relates to the existing program software.

Example 2

A turning-over station of a hawthorn cake production line is characterized in that a screw 63 and a second motor 62 on a turning-over frame 61 are modified on the basis of embodiment 1 (not shown in the figure). In this embodiment 2, only one second motor 62 is disposed on the material turning frame 61, only one screw 63 is disposed, and the reverse screw 63 is adopted, i.e. the whole screw 63 with opposite threads at two ends is unchanged, so that when two first fixing plates 51 are driven to move, the purpose of simultaneous opposite or relative movement of the two first fixing plates 51 can be realized only by one second motor 62.

Example 3

A turnover station of a hawthorn cake production line is improved on the basis of embodiment 1, referring to figures 13 and 14, and a scraping structure is further arranged on a clamping mechanism. The abutment lever 58 is provided in rotational connection with the front and rear end plates, and the wiper 511 is fixed to the abutment lever 58, and the abutment lever 58 is driven by a sixth motor 510. After the rotary pressing sheet works for a period of time, hawthorn jam can be adhered to the rotary pressing sheet, and when the hawthorn jam is not processed, the edge of the hawthorn cake 3 is shoveled, the curled edge of the hawthorn cake 3 can be formed, so that the subsequent clamping step is not facilitated, and the rotary pressing sheet needs to be frequently scrubbed. After having set up the scraper structure, when needs scraping, seventh motor 59 at first drives and rotates the preforming and turn to and lean on pole 58, then sixth motor 510 back drive supports pole 58 and makes doctor-bar 511 turn to the front of rotating the preforming, touches the front of rotating the preforming simultaneously, and then through the rotatory mode of extrusion, will be in the sauce material scraping of rotating on the preforming, accomplishes the scraping effect to rotating the preforming.

Claims

1. A turn-over station of a hawthorn cake production line comprises a frame body (11), a conveyor belt (12) and a glass plate (2) conveyed by the conveyor belt (12), and is characterized in that a turn-over mechanism and a jacking mechanism are arranged above the frame body (11) and below the turn-over mechanism and below the conveyor belt (12),

the turnover mechanism comprises a turnover frame (61), wherein two ends of the turnover frame (61) are respectively provided with a clamping mechanism for clamping the edge of the hawthorn cake (3), a first fixing plate (51) for fixing the clamping mechanism is arranged between the turnover frame (61) and the clamping mechanism, the first fixing plate (51) is provided with a first driving structure for driving the clamping mechanism to rotate, and the rotating axis of the clamping mechanism is parallel to the edge of the hawthorn cake (3) to be clamped; the material turning frame (61) is also provided with a second driving structure for driving the two first fixing plates (51) to approach or depart from each other; the overturning mechanism further comprises a third driving structure for driving the overturning frame (61) to ascend and descend, the third driving structure comprises a second fixing plate (71) for fixing the overturning frame (61), a fourth driving structure for driving the overturning frame (61) to overturn is arranged on the second fixing plate (71), and the rotating axis of the overturning frame (61) is positioned on the central symmetry line of the two clamping mechanisms; the turnover mechanism also comprises a fifth driving structure for driving the second fixing plate (71) to transversely move;

the jacking mechanism comprises a jacking table (43) and a sixth driving structure for driving the jacking table (43) to vertically lift, and when the jacking table (43) is jacked upwards, the jacking table (43) jacks up the glass plate (2) on the conveyor belt (12) along with the glass plate and enables a clamping component of the clamping mechanism to be attached to the glass plate (2) in a pressing mode.

2. The turn-over station of the hawthorn cake production line as claimed in claim 1, wherein the conveyor belts (12) are driven by a servo motor, the conveyor belts (12) are arranged at intervals, the glass plate (2) is erected between the two conveyor belts (12), the conveyor belts (12) are provided with convex push blocks (121) at intervals, and when in conveying, the rear sides of the glass plate (2) are attached to the push blocks (121).

3. The turn-over station of the hawthorn cake production line as claimed in claim 1, wherein the jacking table (43) is of a box-type structure with an open upper end, a plurality of suction nozzles (44) are uniformly distributed in the jacking table (43), each suction nozzle (44) is made of rubber materials and is of a bell mouth structure, the upper end of each suction nozzle (44) is higher than the opening edge of the jacking table (43), the lower end of each suction nozzle (44) is lower than the opening edge of the jacking table (43), and when the jacking table (43) rises, the glass plate (2) is attached to the opening edge of the jacking table (43) and the suction nozzles (44) attract the lower side surface of the glass plate (2).

4. The turn-over station of the hawthorn cake production line as claimed in claim 3, wherein each suction nozzle (44) is externally connected with an air pipe, and the air pipe is connected with an air suction device.

5. The turn-over station of the hawthorn cake production line as claimed in claim 1, wherein the clamping mechanism comprises a clamping frame, one end of the clamping frame is rotatably connected with the first fixing plate (51), an abutting rod (58) and a rotating pressing sheet are arranged between one end of the clamping frame far away from the first fixing plate (51) and the end close to the first fixing plate (51), the rotating pressing sheet is controlled to rotate by a seventh motor (59), and the width distance between the rotating axis of the rotating pressing sheet and the tail end of the rotating pressing sheet is greater than the vertical distance between the rotating axis of the rotating pressing sheet and the abutting rod (58); when the seventh motor (59) controls the rotary blade to tilt downward, the tip of the rotary blade is closer to the glass plate (2) than the abutting rod (58).

6. The turn-over station of the hawthorn cake production line as claimed in claim 1, wherein the first driving structure comprises a first motor (52), a first stator (53) is fixed on the first fixing plate (51), a second rotor (74) is connected in the first stator (53) through a bearing (54), the second rotor (74) is fixed with the clamping mechanism, and the first motor (52) drives the first stator (53) to rotate forward and backward.

7. The turn-over station of a hawthorn cake production line as claimed in claim 1, wherein the second driving structure comprises a rotating sleeve (66) arranged at the center of the turn-over frame (61), two pairs of first sliding rail assemblies (64) which are centrosymmetric with the rotating sleeve (66) are arranged on the turn-over frame (61), the first sliding rail assemblies (64) are fixed along the length direction of the turn-over frame (61), a first sliding block assembly (65) matched with the sliding rail assemblies is arranged on each first fixing plate (51), second motors (62) are arranged at two ends of the turn-over frame (61), a screw rod (63) is arranged between each second motor (62) and the rotating sleeve (66), and a screw nut matched with the screw rod (63) is arranged on each fixing plate.

8. The turn-over station of a hawthorn cake production line as claimed in claim 1, wherein the third driving structure comprises a vertical third fixing plate (81) cooperating with the second fixing plate (71), a second slide rail component (82) along the vertical direction is arranged on the third fixing plate (81), a second sliding block component (76) matched with the second sliding rail component (82) is arranged on one side of the second fixed plate (71) opposite to the third fixed plate (81), a third motor (72) is arranged on the second fixing plate (71), a first rack (83) along the vertical direction is further arranged on the third fixing plate (81), a first gear (721) matched with the first rack (83) is arranged on an output shaft of the third motor (72), and the third motor (72) drives the second fixing plate (71) to vertically lift relative to the third fixing plate (81).

9. The turn-over station of a haw cake production line as claimed in claim 8, wherein the fourth driving structure comprises a fourth motor (75), a second stator (73) is fixed on a side of the second fixing plate (71) away from the third fixing plate (81), the second stator (73) is rotatably connected with a second rotor (74), the second rotor (74) is fixed with the center of the turn-over frame (61), and the fourth motor (75) drives the turn-over frame (61) to rotate.

10. The turn-over station of the hawthorn cake production line as claimed in claim 9, wherein the fifth driving structure comprises a cross frame engaged with the third fixing plate (81), the cross frame comprises vertical beams (91) arranged at both sides of the production line frame body (11) and a cross beam (92) crossing between the top ends of the vertical beams (91), a third slide rail group is arranged on the cross beam (92) along the length direction of the cross beam, a third slide block group matched with the third slide rail group is arranged on one surface of the third fixed plate (81) opposite to the cross beam (92), and a second rack (94) parallel to the third slide rail group is further arranged on the cross beam (92), a fifth motor (84) is arranged on the third fixing plate (81), a second gear (841) matched with the second rack (94) is arranged on a rotating shaft of the fifth motor (84), and the fifth motor (84) drives the third fixing plate (81) to transversely move.