CN210651718U - Double-oil-cylinder control mechanism for front mold tunnel slide block - Google Patents

Double-oil-cylinder control mechanism for front mold tunnel slide block Download PDF

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Publication number
CN210651718U
CN210651718U CN201921513071.6U CN201921513071U CN210651718U CN 210651718 U CN210651718 U CN 210651718U CN 201921513071 U CN201921513071 U CN 201921513071U CN 210651718 U CN210651718 U CN 210651718U
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China
Prior art keywords
cylinder
block
control mechanism
slide block
hydro
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Active
Application number
CN201921513071.6U
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Chinese (zh)
Inventor
黄立恒
古小辉
黄亚美
吴惠国
赖盛飞
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XIAMEN JINWAY MOULD CO Ltd
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XIAMEN JINWAY MOULD CO Ltd
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Priority to CN201921513071.6U priority Critical patent/CN210651718U/en
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Abstract

The utility model discloses a two hydro-cylinder control mechanism of front mould tunnel slider, including fixing the support frame on front mould A board, be provided with the slider in the support frame, the support frame rear portion is provided with the first hydro-cylinder that is reciprocating motion along the horizontal direction promotion slider, the support frame top is provided with the baffle of fixing on A board upper portion, still including fixing the second hydro-cylinder on back mould B board, the vertical setting of second hydro-cylinder, the tailpiece of the piston rod portion of second hydro-cylinder are provided with the voussoir, the second hydro-cylinder is followed between vertical direction drive voussoir business turn over slider and the support frame, the baffle bottom is provided with the first recess that holds the voussoir top. The device has simple structure and prevents the slide block from backing up.

Description

Double-oil-cylinder control mechanism for front mold tunnel slide block
Technical Field
The utility model belongs to the technical field of the mould and specifically relates to a two hydro-cylinder control mechanism of front mould tunnel slider is related to.
Background
When the oil cylinder is needed to be used for directly core pulling the sliding block in the mold, the sliding block cannot be locked by mold closing force and can only be locked by the oil cylinder, and the sliding block is usually caused to retreat under the action of injection molding pressure due to the inaccuracy of the oil cylinder, so that the defects of excessive glue, beryllium edge, flash and the like on a product are caused. In order to improve these problems, it is necessary to prevent the slider from retreating.
The existing practice is generally as follows:
firstly, the cylinder diameter of the oil cylinder is increased, and the oil cylinder with larger thrust is adopted. The use of large diameter cylinders results in a significant increase in the cost of the mold.
And secondly, a check valve is added to the oil cylinder, so that the oil cylinder can only bear about 20% more pressure, and if the injection molding pressure is too high, the oil cylinder can be damaged.
And thirdly, the oil cylinder is replaced by a self-locking oil cylinder, the cost of the self-locking oil cylinder is high, the cost of a die is increased, and if leakage exists in the self-locking oil cylinder, the oil cylinder still retreats, so that the effectiveness of 100 percent cannot be ensured.
Disclosure of Invention
In view of the above, it is desirable to provide a front mold tunnel slide block dual cylinder control mechanism with a simple structure that prevents the slide block from backing up.
In order to solve the technical problem, the technical scheme of the utility model is that: the utility model provides a two hydro-cylinder control mechanism of front mould tunnel slider, is including fixing the support frame on front mould A board, be provided with the slider in the support frame, the support frame rear portion is provided with the first hydro-cylinder that promotes the slider along the horizontal direction and be reciprocating motion, the support frame top is provided with the baffle of fixing on A board upper portion, still including fixing the second hydro-cylinder on back mould B board, the vertical setting of second hydro-cylinder, the tailpiece of the piston rod portion of second hydro-cylinder is provided with the voussoir, the second hydro-cylinder is followed between vertical direction drive voussoir business turn over slider and support frame, the baffle bottom is provided with the first recess that.
Furthermore, a fixing frame for fixing a second oil cylinder is arranged on the B plate of the rear die.
Furthermore, a U-shaped groove for a piston rod of the first oil cylinder to penetrate is formed in the upper portion of the wedge block.
Furthermore, the upper part of the side wall of the wedge block fitting sliding block is an inclined plane, and an inclined sliding groove meshed with the inclined plane is arranged on the sliding block.
Furthermore, a slide block insert used for inserting the mold core is arranged at the front part of the slide block.
Furthermore, the top surface of the sliding block is attached to the bottom surface of the baffle.
Furthermore, the support frame includes two L shape supports that set up relatively, and two support tip are connected through the crosspiece, first hydro-cylinder sets up in the crosspiece outside.
Furthermore, the front end of the baffle is provided with a convex block, the upper part of the convex block is provided with an upper clamping block, and the bottom of the convex block is provided with a lower clamping block.
Furthermore, two sides of the upper part of the fixing frame are respectively provided with a limiting block for enabling the wedge block to move up and down.
Furthermore, a lower clamping groove for accommodating a lower clamping block is formed in the upper portion of the front mold A plate, and an upper clamping groove for accommodating an upper clamping block is formed in the bottom of the front mold panel.
Compared with the prior art, the utility model discloses following beneficial effect has: the device is characterized in that a wedge block is embedded between the sliding block and the supporting frame in a drawable manner, so that the sliding block retreats due to injection pressure during injection molding of the mold and is offset by the wedge block, and the sliding block does not retreat any more. The wedge block is fixed through the second oil cylinder and the baffle plate, and the structure is firm.
In order to make the aforementioned and other objects, features and advantages of the invention more comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
Fig. 1 is a schematic view of a usage status of an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of an embodiment of the present invention.
Fig. 3 is a schematic structural diagram of a slider and a wedge in the embodiment of the present invention.
Fig. 4 is a schematic structural diagram of a baffle plate in the embodiment of the present invention.
Fig. 5 is a schematic structural view of the supporting frame in the embodiment of the present invention.
In the figure: 1-mould, 11-panel, 12-A plate, 13-B plate, 2-baffle, 21-first groove, 22-upper fixture block, 23-lower fixture block, 3-slide block, 31-slide block insert, 32-slide groove, 4-wedge block, 41-U-shaped groove, 5-support frame, 51-support frame, 52-crosspiece, 6-first oil cylinder, 7-second oil cylinder, 8-fixing frame and 81-limiting block.
Detailed Description
To further illustrate the technical means and effects of the present invention adopted to achieve the predetermined objects, the following detailed description of the embodiments, structures, features and effects according to the present invention will be made with reference to the accompanying drawings and preferred embodiments.
As shown in fig. 1-5, a front mold tunnel slider double-cylinder control mechanism comprises a support frame 5 fixed on a front mold a plate 12 of a mold 1, a slider 3 is arranged in the support frame 5, a first cylinder 6 pushing the slider 3 to reciprocate along the horizontal direction is arranged at the rear part of the support frame 5, a baffle 2 fixed on the upper part of the a plate 12 is arranged above the support frame 5, the mechanism further comprises a fixing frame 8 fixed on a rear mold B plate 13, a second cylinder 7 is arranged on the fixing frame 8, the second cylinder 7 is vertically arranged, a wedge block 4 is arranged at the end part of a piston rod of the second cylinder 7, the second cylinder 7 drives the wedge block 4 to enter and exit between the slider 3 and the support frame 5 along the vertical direction, and a first groove 21 containing the top of the.
In this embodiment, the upper portion of the wedge 4 is provided with a U-shaped groove 41 for the piston rod of the first cylinder 6 to pass through.
In this embodiment, the upper portion of the side wall of the wedge block attached to the slide block is an inclined surface, and the slide block is provided with an inclined chute 32 engaged with the inclined surface. The sliding friction can be effectively reduced by the matching of the sliding groove and the inclined plane.
In this embodiment, the front portion of the slide is provided with a slide insert 31 for inserting the mold core.
In this embodiment, the top surface of the slider 3 is attached to the bottom surface of the baffle. Through the cooperation of support frame 5 and baffle 2, play limiting displacement to slider 3.
In this embodiment, the supporting frame 5 comprises two L-shaped brackets 51 arranged oppositely, the ends of the two brackets are connected by a crosspiece 52, and the first oil cylinder 6 is arranged outside the crosspiece 52.
In this embodiment, the front end of the baffle 2 is provided with a convex block, the upper portion of the convex block is provided with an upper fixture block 22, and the bottom of the convex block is provided with a lower fixture block 23.
In this embodiment, the two sides of the upper portion of the fixing frame 8 are respectively provided with a limiting block 81 for allowing the wedge block to move up and down.
In this embodiment, the upper portion of the front mold a plate 12 is provided with a lower clamping groove for accommodating a lower clamping block, and the bottom of the front mold panel 11 is provided with an upper clamping groove for accommodating an upper clamping block.
When in use, the method comprises the following steps:
in the first step, the second oil cylinder 7 drives the wedge block to descend by 70mm, so that the wedge block is separated from the contact with the sliding block.
And secondly, drawing out the slide block by 15mm from the first oil cylinder 6 in the direction far away from the plate A, so that the slide block insert is separated from the product.
And thirdly, opening the front and rear molds.
Fourthly, ejecting the product by the ejector plate and taking out the product.
And fifthly, closing the front mold and the rear mold.
And sixthly, the first oil cylinder drives the sliding block to reset, and the sliding block insert is inserted into the mold core.
And seventhly, the second oil cylinder drives the wedge block to ascend until the top of the wedge block is embedded into the first groove of the baffle. And (5) performing injection molding operation.
The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above description, and although the present invention has been disclosed by the preferred embodiment, it is not limited to the present invention, and any person skilled in the art can make modifications or changes equivalent to the equivalent embodiments by utilizing the above disclosed technical contents without departing from the technical scope of the present invention, but all the modifications, changes and changes of the technical spirit of the present invention made to the above embodiments are also within the scope of the technical solution of the present invention.

Claims (10)

1. The utility model provides a two hydro-cylinder control mechanism of front mould tunnel slider which characterized in that: including fixing the support frame on front mould A board, be provided with the slider in the support frame, the support frame rear portion is provided with the first hydro-cylinder that promotes the slider along the horizontal direction and be reciprocating motion, the support frame top is provided with the baffle of fixing on A board upper portion, still includes the second hydro-cylinder of fixing on back mould B board, the vertical setting of second hydro-cylinder, the tailpiece of the piston rod portion of second hydro-cylinder are provided with the voussoir, the second hydro-cylinder is between vertical direction drive voussoir business turn over slider and support frame, the baffle bottom is provided with the first recess that holds the voussoir top.
2. The front mold tunnel slide block double-cylinder control mechanism as recited in claim 1, wherein: and a fixing frame for fixing the second oil cylinder is arranged on the B plate of the rear die.
3. The front mold tunnel slide block double-cylinder control mechanism as recited in claim 1, wherein: and a U-shaped groove for the first oil cylinder piston rod to pass through is formed in the upper part of the wedge block.
4. The front mold tunnel slide block double-cylinder control mechanism as recited in claim 1, wherein: the upper part of the side wall of the wedge block attaching sliding block is an inclined plane, and an inclined sliding groove meshed with the inclined plane is arranged on the sliding block.
5. The front mold tunnel slide block double-cylinder control mechanism as recited in claim 1, wherein: the front part of the slide block is provided with a slide block insert used for inserting the mold core.
6. The front mold tunnel slide block double-cylinder control mechanism as recited in claim 1, wherein: the top surface of the sliding block is attached to the bottom surface of the baffle.
7. The front mold tunnel slide block double-cylinder control mechanism as recited in claim 1, wherein: the support frame comprises two L-shaped supports which are arranged oppositely, the end parts of the two supports are connected through a crosspiece, and the first oil cylinder is arranged outside the crosspiece.
8. The front mold tunnel slide block double-cylinder control mechanism as recited in claim 1, wherein: the front end of the baffle is provided with a convex block, the upper part of the convex block is provided with an upper clamping block, and the bottom of the convex block is provided with a lower clamping block.
9. The front mold tunnel slide block double-cylinder control mechanism as recited in claim 2, wherein: and two sides of the upper part of the fixing frame are respectively provided with a limiting block for enabling the wedge block to move up and down.
10. The front mold tunnel slide block double-cylinder control mechanism as recited in claim 8, wherein: the upper portion of the front die A plate is provided with a lower clamping groove for containing a lower clamping block, and the bottom of the front die panel is provided with an upper clamping groove for containing an upper clamping block.
CN201921513071.6U 2019-09-11 2019-09-11 Double-oil-cylinder control mechanism for front mold tunnel slide block Active CN210651718U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921513071.6U CN210651718U (en) 2019-09-11 2019-09-11 Double-oil-cylinder control mechanism for front mold tunnel slide block

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201921513071.6U CN210651718U (en) 2019-09-11 2019-09-11 Double-oil-cylinder control mechanism for front mold tunnel slide block

Publications (1)

Publication Number Publication Date
CN210651718U true CN210651718U (en) 2020-06-02

Family

ID=70843453

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201921513071.6U Active CN210651718U (en) 2019-09-11 2019-09-11 Double-oil-cylinder control mechanism for front mold tunnel slide block

Country Status (1)

Country Link
CN (1) CN210651718U (en)

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