CN210880720U - Adjustable pulling device - Google Patents

Adjustable pulling device Download PDF

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Publication number
CN210880720U
CN210880720U CN201921070042.7U CN201921070042U CN210880720U CN 210880720 U CN210880720 U CN 210880720U CN 201921070042 U CN201921070042 U CN 201921070042U CN 210880720 U CN210880720 U CN 210880720U
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China
Prior art keywords
plate
block
rod
extraction
spring
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Active
Application number
CN201921070042.7U
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Chinese (zh)
Inventor
周密
邓莎
何超
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Sichuan University
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Sichuan University
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Priority to CN201921070042.7U priority Critical patent/CN210880720U/en
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Abstract

The utility model discloses an adjustable extraction device, roof and lower plate on the U type, it is provided with the connecting rod to go up roof left side middle part activity, connecting rod one end is provided with trapezoidal extraction piece, it is provided with two movable blocks through spring one to go up both ends in the roof, the movable block is close to extraction piece one side and is provided with the assorted inclination, the connecting rod other end passes through the belt and the gear is connected with buncher's output transmission, the motor drives the connecting rod horizontal slip in last roof, the motor sets up on the fixed plate, the lower plate inboard is provided with the die cavity, and the upper end is provided with pours the mouth, go up and still be provided with stop device on the roof. The utility model discloses compact structure, easy operation, it is with low costs, the extraction speed is adjustable, can carry out the extraction action of great stroke, and the product can not glue glutinous after the extraction, and product appearance quality is higher, is provided with stop device simultaneously, can directly be ejecting with the product.

Description

Adjustable pulling device
Technical Field
The utility model belongs to the technical field of the mould, concretely relates to adjustable pull out device.
Background
With the development of injection mold technology, the structure of a plastic part product is more and more complex, so that the conventional mold structural design cannot meet the production of the existing injection molding part. The action of drawing and pulling the slider of the common injection mold is only once, avoid direct drawing of patterns to make the product pulled and damaged by loosing core, great back-off distance needs great drawing and pulling, can increase the size of slider and die carrier or increase the cost of hydro-cylinder, it is great to make its size, the structure is complicated, processing technology is complicated, the slider is drawn and pulled out after the shaping can lead to the product to glue the slider, thereby tear the product, influence product appearance quality, also lack the stop device after the drawing simultaneously, the operation difficulty.
SUMMERY OF THE UTILITY MODEL
To the above, not enough, the utility model provides an adjustable pulling device, compact structure, easy operation, it is with low costs, pulling speed is adjustable, can carry out the pulling action of great stroke, and the product can not glue glutinous after pulling, and product appearance quality is higher, is provided with stop device simultaneously, can directly be ejecting with the product.
In order to achieve the above object, the present invention provides a technical solution for solving the technical problem: the adjustable drawing device comprises a U-shaped upper top plate and a lower bottom plate, wherein a connecting rod is movably arranged in the middle of the left side of the upper top plate, a trapezoidal drawing block is arranged at one end of the connecting rod, two movable blocks are arranged at two ends in the upper top plate through a first spring, a matched inclination angle is arranged at one side, close to the drawing block, of each movable block, the other end of each connecting rod is in transmission connection with the output end of a speed regulating motor through a belt and a gear, the motor drives the connecting rod to slide left and right in the upper top plate, the motor is arranged on the fixed plate, a cavity is arranged on the inner side of the lower bottom plate, a pouring opening is;
the limiting device comprises a limiting rod, the limiting rod is movably arranged on the upper top plate, one end, close to the fixed plate, of the limiting rod is provided with a limiting plate, a second spring is arranged between the limiting plate and the upper top plate, and the other end of the limiting rod is movably arranged in the movable block.
The utility model has the advantages that: when the die is closed, the drawing block is inserted between the two movable blocks, a part of the outer side of each movable block is arranged in the lower bottom plate, the spring I is in a compressed state, the limiting plate is not contacted with the fixed plate, the spring II is in a relaxed state, the lower bottom plate, the movable blocks and the drawing block form a cavity for pouring, the specific shape of the cavity can be designed according to the outer tube of a product, pouring can be performed through a pouring opening at the moment, cooling forming is performed after pouring, drawing is performed, a motor is started to enable the connecting rod to drive the drawing block to move leftwards, after the drawing block moves for a certain distance, the rear edge of the drawing block is contacted with the upper top plate to drive the upper top plate to move leftwards integrally, the upper top plate is separated from the lower bottom plate, then in the continuous moving process, the limiting plate is contacted with the fixed plate, the spring II between the limiting plate and the upper top plate, when the second spring is compressed, the limiting rod pushes out the movable block, so that a product formed on the movable block can be pushed out without being manually taken down, and the device is simple and convenient. After the drawing is finished, the motor drives the connecting rod to move rightwards, the drawing block returns to a position between the two movable blocks, the whole upper top plate is contacted with the lower bottom plate along with the recovery of the original position, the spring restores the compression state again, and the limiting plate and the spring are in the loosening state again. The utility model provides a drawing device, moreover, the steam generator is compact in structure, and the operation is thus simple, can carry out the drawing action of great stroke, adopt buncher to drive, can be according to actual conditions adjustment motor speed, obtain different drawing speeds, and is convenient and fast more, also can adopt the hydro-cylinder to replace the motor to drive, it is equally effective fast, and this kind of drawing mode product can not glue glutinous with the movable block or produce between the lower plate, the appearance quality of product is higher, and the position of roof on the cooperation restriction through limiting plate and spring two, can not produce the collision and influence product quality, simultaneously along with the slip of gag lever post with the product ejecting, need not the manual work and take off, practice thrift manpower and materials, and the production cost is reduced.
Furthermore, when the die is closed, the first spring is in a compressed state, and a gap is reserved between the rear edge of the drawing block and the upper top plate.
The beneficial effect of adopting the further scheme is that: after the drawing block is matched with the movable block, the first spring is in a compressed state, the drawing block is in close contact with the movable block due to the acting force of the first spring on the movable block, and liquid leakage cannot occur during pouring; a gap is reserved between the rear edge of the drawing block and the upper top plate, so that the drawing block is moved out of the movable block firstly when drawing is performed, the spring is in a relaxed state, and the movable block moves downwards.
Furthermore, a through hole for the limiting rod to pass through is transversely arranged in the movable block, and the size of the through hole is larger than that of the limiting rod.
The beneficial effect of adopting the further scheme is that: the through hole is large enough, so that the limiting rod can freely slide in the through hole, and the movable block is guaranteed not to influence the position of the limiting rod when moving for a certain distance in the vertical direction along with the first spring, and the limiting rod slides on the original horizontal line, and the position is unchanged.
Further, the width of the pulling block is equal to the distance between the upper top plate and the movable block.
The beneficial effect of adopting the further scheme is that: when the rear edge of the drawing block is in contact with the upper top plate, the front edge of the drawing block is just right at the edge of the movable block, so that the drawing block and the movable block can be quickly separated and matched in the drawing and die assembling process.
Further, the motor control system also comprises a controller, and the controller is in communication connection with the motor.
The beneficial effect of adopting the further scheme is that: the controller can be connected with the motor, and the motor can be remotely controlled through the controller.
Drawings
Fig. 1 is a drawing schematic diagram of the present invention;
FIG. 2 is a schematic diagram of the mold closing of the present invention;
wherein, 1, an upper top plate; 2. a lower base plate; 3. a first spring; 4. a movable block; 5. pouring a mouth; 6. drawing the block; 7. a connecting rod; 8. a motor; 9. a fixing plate; 10. a limiting plate; 11. a second spring; 12. a limiting rod.
Detailed Description
The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings.
In an embodiment of the utility model, as shown in fig. 1-2, an adjustable drawing device is provided, including a U-shaped upper top plate 1 and a lower bottom plate 2, a connecting rod 7 is movably arranged in the middle of the left side of the upper top plate 1, a trapezoidal drawing block 6 is arranged at one end of the connecting rod 7, two movable blocks 4 are arranged at two ends of the upper top plate 1 through a spring one 3, a matched inclination angle is arranged at one side of the movable block 4 close to the drawing block 6, the other end of the connecting rod 7 is connected with the output end of a speed regulating motor 8 through a belt and a gear in a transmission way, the motor 8 drives the connecting rod 7 to slide left and right in the upper top plate 1, the motor 8 is arranged on a fixed plate 9, a cavity is arranged at the inner side of the lower bottom plate 2, a pouring opening; stop device includes gag lever post 12, and gag lever post 12 activity sets up on last roof 1, and gag lever post 12 is close to fixed plate 9 one end and is provided with limiting plate 10, is provided with spring two 11 between limiting plate 10 and the last roof 1, and gag lever post 12 other end activity sets up in movable block 4. When the die is closed, the drawing block 6 is inserted between the two movable blocks 4, a part of the outer side of each movable block 4 is arranged in the lower bottom plate 2, the spring I3 is in a compressed state, the limiting plate 10 is not in contact with the fixed plate 9, the spring II 11 is in a relaxed state, the lower bottom plate 2, the movable blocks 4 and the drawing block 6 form a cavity for pouring, the specific shape of the cavity can be designed according to the outer tube of a product, pouring can be carried out through the pouring opening 5 at the moment, cooling forming and drawing are carried out after pouring, the connecting rod 7 drives the drawing block 6 to move leftwards by the starting motor 8, after the drawing block 6 moves for a certain distance, the drawing block 6 is in contact with the upper top plate 1 and drives the upper top plate 1 to move leftwards integrally, so that the upper top plate 1 and the lower bottom plate 2 are separated, then in the continuous moving process, the limiting plate 10 is in contact with the fixed plate 9, and the spring II, the upper top plate 1 stops moving after being compressed to a certain degree, when the second spring 11 is compressed, the limiting rod 12 ejects the movable block 4, a formed product on the movable block 4 can be ejected out, and the movable block does not need to be manually taken down, so that the movable block is simple and convenient. After the drawing is finished, the motor 8 drives the connecting rod 7 to move rightwards, the drawing block 6 returns to the position between the two movable blocks 4 again, the whole upper top plate 1 is contacted with the lower bottom plate 2 along with the recovery of the original position, the first spring 3 is in a recovery compression state again, and the limiting plate 10 and the spring are in a loosening state again. The utility model provides a drawing device, moreover, the steam generator is compact in structure, and the operation is thus simple, can carry out the drawing action of great stroke, adopt buncher 8 to drive, can be according to actual conditions adjustment motor 8 speed, obtain different drawing speed, and is convenient and fast more, also can adopt hydro-cylinder to replace motor 8 to drive, it is equally effective fast, and this kind of drawing mode product can not with the movable block 4 or produce between the lower plate 2 and glue glutinous, the appearance quality of product is higher, and the position of roof 1 is gone up in the cooperation restriction through limiting plate 10 and two 11 springs, can not produce the collision and influence product quality, simultaneously along with the slip of gag lever post 12 with the product ejecting, need not the manual work and take off, practice thrift manpower and materials, and the production cost is reduced.
When the die is closed, the spring I3 is in a compressed state, and a gap is reserved between the rear edge of the drawing block 6 and the upper top plate 1; after the drawing block 6 is matched with the movable block 4, the spring I3 is in a compressed state, the drawing block 6 is tightly contacted with the movable block 4 under the action force of the spring I3 on the movable block 4, and liquid leakage cannot be generated during pouring; a gap is reserved between the rear edge of the pulling block 6 and the upper top plate 1, so that the pulling block 6 is moved out of the movable block 4 firstly to enable the first spring 3 to be in a relaxed state and the movable block 4 to move downwards when pulling is performed conveniently. A through hole for the limiting rod 12 to pass through is transversely arranged in the movable block 4, and the size of the through hole is larger than that of the limiting rod 12; the through hole is large enough, so that the limiting rod 12 can freely slide in the through hole, and the movable block 4 is ensured to move for a certain distance along with the first spring 3 in the vertical direction, the position of the limiting rod 12 cannot be affected, the limiting rod 12 slides on the original horizontal line, and the position is unchanged. The width of the drawing block 6 is equal to the distance between the upper top plate 1 and the movable block 4, so that when the rear edge of the drawing block 6 is in contact with the upper top plate 1, the front edge of the drawing block 6 is just at the edge of the movable block 4, and the drawing block 6 is quickly separated from and matched with the movable block 4 in the process of drawing and assembling the die conveniently. The drawing device further comprises a controller, the controller is an STM32F103ZET6 type single chip microcomputer, the controller is in communication connection with the motor 8, the controller can be connected with the motor 8, and remote control of the motor 8 is achieved through the controller.
When the drawing is carried out, the starting motor 8 enables the connecting rod 7 to drive the drawing block 6 to move leftwards at a proper speed, after the drawing block 6 moves for a certain distance, the rear edge of the drawing block 6 is contacted with the upper top plate 1 to drive the whole upper top plate 1 to move leftwards, so that the upper top plate 1 is separated from the lower bottom plate 2, then in the process of continuing moving, the limiting plate 10 is contacted with the fixed plate 9, so that the spring II 11 between the limiting plate 10 and the upper top plate 1 is compressed, the upper top plate 1 stops moving after being compressed to a certain degree, and when the spring II 11 is compressed, the limiting rod 12 pushes out the movable block 4 and pushes out a product formed on the movable block 4; and (3) closing the die after drawing is finished, driving the connecting rod 7 to move rightwards by the motor 8, returning the drawing block 6 to a position between the two movable blocks 4 again, enabling the whole upper top plate 1 to be in contact with the lower bottom plate 2 along with the recovery of the original position, recovering the compression state of the first spring 3 again, and enabling the limiting plate 10 and the spring to be in the loosening state again. The utility model discloses compact structure, easy operation, it is with low costs, the extraction speed is adjustable, can carry out the extraction action of great stroke, and the product can not glue glutinous after the extraction, and product appearance quality is higher, is provided with stop device simultaneously, can directly be ejecting with the product.
While the present invention has been described in detail and with reference to the accompanying drawings, it is not to be considered as limited to the scope of the invention. Various modifications and changes may be made by those skilled in the art without inventive step within the scope of the appended claims.

Claims (5)

1. An adjustable drawing device is characterized by comprising a U-shaped upper top plate (1) and a lower bottom plate (2), wherein a connecting rod (7) is movably arranged in the middle of the left side of the upper top plate (1), a trapezoidal drawing block (6) is arranged at one end of the connecting rod (7), two movable blocks (4) are arranged at two ends of the upper top plate (1) through a first spring (3), a matched inclination angle is arranged at one side, close to the drawing block (6), of each movable block (4), the other end of the connecting rod (7) is in transmission connection with the output end of a speed regulating motor (8) through a belt and a gear, the motor (8) drives the connecting rod (7) to slide left and right in the upper top plate (1), the motor (8) is arranged on a fixed plate (9), a cavity is arranged on the inner side of the lower bottom plate (2), and a pouring opening (5) is arranged at the upper end, the upper top plate (1) is also provided with a limiting device;
stop device includes gag lever post (12), gag lever post (12) activity sets up go up on roof (1), gag lever post (12) are close to fixed plate (9) one end is provided with limiting plate (10), limiting plate (10) with go up and be provided with spring two (11) between roof (1), gag lever post (12) other end activity sets up in movable block (4).
2. The adjustable drawing device according to claim 1, characterized in that when the die is closed, the first spring (3) is in a compressed state, and a gap is reserved between the rear edge of the drawing block (6) and the upper top plate (1).
3. The adjustable extraction device according to claim 1, wherein a through hole for the stop rod (12) to pass through is transversely arranged in the movable block (4), and the size of the through hole is larger than that of the stop rod (12).
4. The adjustable extraction device according to claim 1, characterised in that the extraction block (6) has a width equal to the distance between the upper head plate (1) and the movable block (4).
5. The adjustable extraction device of claim 1 further comprising a controller communicatively coupled to the motor (8).
CN201921070042.7U 2019-07-09 2019-07-09 Adjustable pulling device Active CN210880720U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921070042.7U CN210880720U (en) 2019-07-09 2019-07-09 Adjustable pulling device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201921070042.7U CN210880720U (en) 2019-07-09 2019-07-09 Adjustable pulling device

Publications (1)

Publication Number Publication Date
CN210880720U true CN210880720U (en) 2020-06-30

Family

ID=71311810

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201921070042.7U Active CN210880720U (en) 2019-07-09 2019-07-09 Adjustable pulling device

Country Status (1)

Country Link
CN (1) CN210880720U (en)

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