CN217671316U

CN217671316U - Positioning structure of mould

Info

Publication number: CN217671316U
Application number: CN202123430040.4U
Authority: CN
Inventors: 武国超; 杜亚杰; 郝艳立; 刘晓杰; 时明生; 翟小娟; 王莎莎; 解晓雪
Original assignee: Henan Sanxing Mould Co ltd
Current assignee: Henan Sanxing Mould Co ltd
Priority date: 2021-12-31
Filing date: 2021-12-31
Publication date: 2022-10-28
Anticipated expiration: 2031-12-31

Abstract

The utility model provides a positioning structure of a mold, which relates to the technical field of molds and comprises a bottom plate, wherein two symmetrical pressing plates are connected on the bottom plate in a sliding way, a first movement mechanism used for controlling the two pressing plates to move oppositely or move oppositely is arranged on the bottom plate, two clamping plates are connected on one surfaces of the two pressing plates, which are close to each other, in a sliding way, two clamping plates are respectively connected on the surfaces, which are close to each other, of the two pressing plates, a second movement mechanism used for controlling the two clamping plates to move oppositely or move oppositely is arranged on the pressing plates, the first movement mechanism comprises a first lead screw provided with two sections of opposite threads, and the first lead screw is rotatably arranged on the bottom plate; the lower die is placed between the two pressing plates, then the first movement mechanism is started to enable the two pressing plates to clamp the front side and the rear side of the lower die, and then the second movement mechanism is started to enable the two clamping plates to clamp the left side and the right side of the lower die.

Description

Positioning structure of mould

Technical Field

The utility model relates to the technical field of mold, specifically a location structure of mold.

Background

The mold is an indispensable device in industrial production, and generally comprises an upper mold and a lower mold, the lower mold can be also called as a mold base, the mold base in the mold used at present is generally fixed on a bottom plate, and when the mold works, the upper mold is matched with the mold base under the driving of a driving device, so that a product is molded in a mold cavity of the mold.

The Chinese patent with publication number CN209888247U discloses a die positioning structure, which comprises a bottom plate for supporting a die holder, wherein a die cavity with an opening at the upper end is arranged in the die holder, limiting frames for limiting the position of the die holder are arranged on four sides of the die holder, the vertical cross sections of the limiting frames are L-shaped, a pair of bolt assemblies is arranged on the horizontal edge of each limiting frame in a penetrating manner, T-shaped sliding grooves which can respectively allow the head of a bolt in one bolt assembly to slide are arranged on the bottom plate below each limiting frame, the sliding groove below each limiting frame extends towards one side far away from the die holder, and after each limiting frame is tightly propped against the die holder, the vertical edge in each limiting frame is respectively propped against one side surface of the die holder; the utility model discloses can effectively realize the location to the die holder, and in the die holder working process, can effectively avoid the relative bottom plate of die holder the phenomenon that removes to when last mould and die holder compound die, can effectively avoid the damage of mould and die holder.

However, the above-mentioned technical solution has a drawback that, since the position of the stopper frame can only be fixed at a predetermined position, the mold cannot be used any more after the replacement of the mold, because the size of the replaced mold is different from the size of the previous mold, and thus the application range is small.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a location structure of mould, the position that aims at solving the spacing among the prior art can only be fixed at the assigned position, changes the mould back, and the mould size changes the problem that no longer is suitable for.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the positioning structure of the die comprises a base plate, wherein the base plate is provided with two pressing plates which are symmetrically arranged in a sliding manner, a first moving mechanism and two clamping plates are arranged on the base plate and used for controlling the two pressing plates to move in opposite directions or move in opposite directions, the two clamping plates are arranged on the pressing plates and close to each other, two clamping plates are arranged on the pressing plates in a sliding manner, and a second moving mechanism used for controlling the two clamping plates to move in opposite directions or move in opposite directions is arranged on the pressing plates.

In order to make the utility model discloses have the function of controlling two clamp plates motion in opposite directions or back-to-back motion, the utility model discloses a further technical scheme does, first motion is including the first lead screw that is provided with two sections opposite screw threads, first lead screw rotates and installs on the bottom plate, all mesh on the both ends screw thread of first lead screw has first nut, two first nut fixed connection is respectively in the bottom of two clamp plates, a drive arrangement who is used for driving first lead screw rotation is installed to the one end of first lead screw.

In order to make the utility model discloses have and prevent that first nut is not hard up to lead to the clamp plate to the effect that mould pressure reduces, the utility model discloses a further technical scheme does, second motion is including the second lead screw that is provided with two sections opposite screw threads, the second lead screw rotates and installs on the clamp plate, all mesh on the both ends screw thread of second lead screw has the second nut, two the second nut is fixed connection respectively in the bottom of two splint, the second drive arrangement who is used for driving the second lead screw rotation is installed to the one end of second lead screw.

In order to make the utility model discloses have the effect of controlling two splint motion in opposite directions or back of the body motion, the utility model discloses a further technical scheme does, a drive arrangement includes the first shift ring of sliding connection in first lead screw one end, be connected with first spring between one side of first shift ring and the first lead screw, the opposite side of first shift ring is provided with first friction ring, first friction ring fixed mounting is on the bottom plate, all be provided with friction line in the one side of first shift ring and first friction ring mutual contact, be provided with first pull rod on the first shift ring.

In order to make the utility model discloses have and prevent that the second nut is not hard up to lead to splint to the function that mould pressure reduces, the utility model discloses a further technical scheme does, second drive arrangement includes the second shift ring of sliding connection in second lead screw one end, be connected with the second spring between one side of second shift ring and the second lead screw, the opposite side of second shift ring is provided with the second friction ring, second friction ring fixed mounting is on the clamp plate, all be provided with friction line in the one side of second shift ring and second friction ring mutual contact, be provided with the second pull rod on the second shift ring.

In order to make the utility model discloses have the effect of increase friction force between clamp plate and splint and the mould, the utility model discloses a further technical scheme does, clamp plate and splint are used for all being provided with anti-skidding line in the one side of pressing from both sides tight bed die.

The utility model has the advantages that:

1. the utility model discloses during the use, put the bed die between two clamp plates, later start first motion and make two clamp plates press from both sides the front and back both sides of pressing from both sides tight bed die, then start the left and right sides that second motion made two splint press from both sides tight bed die, set up the mould that is applicable to multiple size like this, therefore application scope is wide.

2. The utility model discloses during the use, when starting first motion, stimulate first pull rod and make first shift ring and first friction ring part from each other, then rotatory first pull rod makes first lead screw rotatory, thereby make two clamp plate motions, after two clamp plate press from both sides the front and back both sides of tight bed die, loosen first pull rod, first shift ring is supporting first friction ring under the effect of first spring, thereby avoid first lead screw to lead to two clamp plate motions because of vibrations are rotatory, the second motion is operated equally, set up like this and can avoid leading to reducing the clamp force to the bed die because of vibrations.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention.

Fig. 2 is a schematic structural view of the embodiment of the present invention with the first pull rod and the second pull rod removed.

In the figure: 1. a base plate; 2. pressing a plate; 3. a splint; 4. a first lead screw; 5. a second lead screw; 6. a first moving ring; 7. a first spring; 8. a first friction ring; 9. a first pull rod; 10. a second moving ring; 11. a second spring; 12. a second friction ring; 13. a second pull rod.

Detailed Description

The following description will further describe embodiments of the present invention with reference to the accompanying drawings.

As shown in fig. 1-2, a positioning structure of a mold comprises a bottom plate 1, two pressing plates 2 symmetrically arranged are connected to the bottom plate 1 in a sliding manner, a first moving mechanism used for controlling the two pressing plates 2 to move in opposite directions or move in opposite directions is installed on the bottom plate 1, two clamping plates 3 are connected to one surface, close to each other, of the pressing plates 2 in an equal sliding manner, and a second moving mechanism used for controlling the two clamping plates 3 to move in opposite directions or move in opposite directions is installed on the pressing plates 2.

In this embodiment, the lower mold is placed between the two pressing plates 2, then the first moving mechanism is started to enable the two pressing plates 2 to clamp the front and rear sides of the lower mold, and then the second moving mechanism is started to enable the two clamping plates 3 to clamp the left and right sides of the lower mold.

Specifically, first motion is including being provided with two sections opposite screw thread first lead screw 4, first lead screw 4 rotates and installs on bottom plate 1, all mesh on the both ends screw thread of first lead screw 4 has first nut, two first nut fixed connection is respectively in the bottom of two clamp plates 2, first drive arrangement who is used for driving first lead screw 4 rotatory is installed to the one end of first lead screw 4.

Specifically, the second movement mechanism comprises a second lead screw 5 with two sections of opposite threads, the second lead screw 5 is rotatably installed on the pressing plate 2, second nuts are meshed with the threads at the two ends of the second lead screw 5, the two second nuts are fixedly connected to the bottoms of the two clamping plates 3 respectively, and a second driving device for driving the second lead screw 5 to rotate is installed at one end of the second lead screw 5.

Specifically, first drive arrangement includes sliding connection at the first shift ring 6 of first lead screw 4 one end, be connected with first spring 7 between one side of first shift ring 6 and first lead screw 4, the opposite side of first shift ring 6 is provided with first friction ring 8, first friction ring 8 fixed mounting is on bottom plate 1, all be provided with friction line on the one side of first shift ring 6 and the mutual contact of first friction ring 8, be provided with first pull rod 9 on the first shift ring 6.

Specifically, the second driving device includes a second moving ring 10 slidably connected to one end of the second lead screw 5, a second spring 11 is connected between one side of the second moving ring 10 and the second lead screw 5, a second friction ring 12 is disposed on the other side of the second moving ring 10, the second friction ring 12 is fixedly mounted on the pressing plate 2, friction grains are disposed on one surfaces of the second moving ring 10 and the second friction ring 12, which are in contact with each other, a second pull rod 13 is disposed on the second moving ring 10, when the first moving mechanism is started, the first pull rod 9 is pulled to separate the first moving ring 6 from the first friction ring 8, and then the first pull rod 9 is rotated to rotate the first lead screw 4, so that the two pressing plates 2 move, when the two pressing plates 2 clamp the front and back sides of the lower mold, the first pull rod 9 is loosened, the first moving ring 6 abuts against the first friction ring 8 under the effect of the first spring 7, so that the first lead to the movement of the two pressing plates 2 due to the rotation of the first lead to the movement of the second lead to the reduction of the clamping force of the lower mold due to the setting of the second moving mechanism.

Furthermore, the pressing plate 2 and the clamping plate 3 are provided with anti-skid lines on one surface for clamping the lower die.

In the description of the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present specification describes embodiments, not every embodiment includes only a single embodiment, and such description is for clarity purposes only, and it is to be understood that all embodiments may be combined as appropriate by one of ordinary skill in the art to form other embodiments as will be apparent to those of skill in the art from the description herein.

Claims

1. The utility model provides a location structure of mould, its characterized in that includes bottom plate (1), sliding connection has clamp plate (2) that two symmetries set up on bottom plate (1), install on bottom plate (1) and be used for controlling two clamp plate (2) first motion of motion or back of the body motion in opposite directions, two equal sliding connection has two splint (3) in the one side that is close to each other on clamp plate (2), install on clamp plate (2) and be used for controlling two splint (3) motion in opposite directions or the second motion of back of the body motion in opposite directions.

2. The positioning structure of the mold according to claim 1, wherein the first moving mechanism comprises a first lead screw (4) provided with two sections of opposite threads, the first lead screw (4) is rotatably installed on the bottom plate (1), first nuts are engaged on the threads at two ends of the first lead screw (4), the two first nuts are respectively and fixedly connected to the bottoms of the two pressing plates (2), and a first driving device for driving the first lead screw (4) to rotate is installed at one end of the first lead screw (4).

3. The positioning structure of the mold according to claim 1, wherein the second moving mechanism comprises a second lead screw (5) provided with two sections of opposite threads, the second lead screw (5) is rotatably installed on the pressing plate (2), second nuts are respectively engaged with the threads at two ends of the second lead screw (5), the two second nuts are respectively and fixedly connected to the bottoms of the two clamping plates (3), and a second driving device for driving the second lead screw (5) to rotate is installed at one end of the second lead screw (5).

4. The positioning structure of the mold according to claim 2, wherein the first driving device comprises a first moving ring (6) slidably connected to one end of a first lead screw (4), a first spring (7) is connected between one side of the first moving ring (6) and the first lead screw (4), a first friction ring (8) is arranged on the other side of the first moving ring (6), the first friction ring (8) is fixedly mounted on the bottom plate (1), friction grains are arranged on the surfaces of the first moving ring (6) and the first friction ring (8) which are in contact with each other, and a first pull rod (9) is arranged on the first moving ring (6).

5. The mold positioning structure according to claim 3, wherein the second driving device comprises a second moving ring (10) slidably connected to one end of the second lead screw (5), a second spring (11) is connected between one side of the second moving ring (10) and the second lead screw (5), a second friction ring (12) is arranged on the other side of the second moving ring (10), the second friction ring (12) is fixedly installed on the pressing plate (2), friction grains are arranged on the surfaces of the second moving ring (10) and the second friction ring (12) which are in contact with each other, and a second pull rod (13) is arranged on the second moving ring (10).

6. The positioning structure of the mold according to any one of claims 1 to 5, wherein the press plate (2) and the clamping plate (3) are provided with anti-slip threads on one surface for clamping the lower mold.