CN212526132U

CN212526132U - Die fixing device

Info

Publication number: CN212526132U
Application number: CN202020858970.6U
Authority: CN
Inventors: 崔国松
Original assignee: Taicang Rongtian Precision Mould Co ltd
Current assignee: Taicang Rongtian Precision Mould Co ltd
Priority date: 2020-05-21
Filing date: 2020-05-21
Publication date: 2021-02-12
Anticipated expiration: 2030-05-21

Abstract

The utility model relates to a mould fixing device, which comprises a fixing component and a bearing device; the fixing assembly comprises a fixing device and a thickness adjusting device; the thickness adjusting device comprises an adjusting lifting frame and an adjusting base frame, and the adjusting lifting frame can relatively adjust the lifting of the base frame; the fixing device is provided with a fixed end which can move relative to the adjusting lifting frame, and the adjusting base frame is arranged on the bearing device. The utility model can fix the mould and avoid shaking caused by the shaft clearance of the roller; the height of the fixing device can be adjusted according to the thickness of the die, and the die is suitable for different dies; can realize automatic locking and is more convenient.

Description

Die fixing device

Technical Field

The utility model relates to a mould fixing device.

Background

In the use overshoot of the mold, situations that need small modification or maintenance of the mold, such as positioning modification by drilling a hole in the mold, are often encountered. If lay the mould on CNC lathe this moment, waste time and energy very troublesome, have the danger of damaging the CNC lathe even, consequently can not adopt CNC to the little transformation of mould.

However, if the mold is fixed by being placed on a conventional drum, the positioning accuracy of the mold becomes a problem, and the drum is liable to shake the mold placed on the drum due to the shaft clearance.

In this regard, improvements are needed.

SUMMERY OF THE UTILITY MODEL

In order to solve one or more of the above problems, an object of the present invention is to provide a mold fixing device capable of fixing a mold.

The utility model discloses the detailed technical scheme who takes does: the mould fixing device comprises a fixing component and a bearing device; the fixing assembly comprises a fixing device and a thickness adjusting device; the thickness adjusting device comprises an adjusting lifting frame and an adjusting base frame, and the adjusting lifting frame can relatively adjust the lifting of the base frame; the fixing device is provided with a fixed end which can move relative to the adjusting lifting frame, and the adjusting base frame is arranged on the bearing device.

Further, the bearing device comprises a roller frame, and a plurality of rollers are hinged to the roller frame.

The mold can be fixed and cannot shake due to the shaft clearance of the roller.

Furthermore, the thickness adjusting device also comprises an adjusting rod and a locking rod perpendicular to the adjusting rod, the adjusting rod and the locking rod are respectively inserted into the adjusting base frame in a fitting mode, the locking rod is provided with a circular truncated cone-shaped locking section, the adjusting rod is provided with at least two locking openings with circular-segment-shaped sections, and the locking sections are embedded into the locking openings.

The height of the fixing device can be adjusted according to the thickness of the die, and the die is suitable for different dies.

Furthermore, the small diameter side of the locking section is provided with an adjusting yielding port.

The smooth lifting of the adjusting rod can be ensured.

Furthermore, the position-giving opening is adjusted to be annular.

The angle of the locking rod does not need to be confirmed, and the operation of the locking rod is convenient.

Furthermore, the thickness adjusting device also comprises a locking reset piece which is a spring, the locking reset piece is sleeved on the locking rod, and two ends of the locking reset piece respectively abut against the locking rod and the adjusting base frame.

Can realize automatic locking and is more convenient.

Furthermore, the fixing device comprises a fixing frame and a fixed driving piece arranged on the fixing frame, the output end of the fixed driving piece is a pressing piece, and the pressing piece is fixedly connected with the fixing end.

Furthermore, the fixed driving part further comprises a driving handle and a fixed connecting part, one end of the pressing part is hinged with the fixed frame and the driving handle respectively, and two ends of the fixed connecting part are hinged with the fixed frame and the driving handle respectively.

Further, the stiff end includes fixed block, tight pulley and is provided with fixed breach and possesses elastic connecting block, and the whole L shape and both ends of fixed block all articulate there is the tight pulley, connecting block and holding down a fixed connection, and the fixed block supports the inner wall of holding fixed breach.

The fixed wheel supports the top surface of the mould, can also support the side surface of the mould and can ensure the fixing effect of the mould.

The technical scheme has the following advantages or beneficial effects:

1) the mould can be fixed and cannot shake due to the shaft clearance of the roller;

2) the height of the fixing device can be adjusted according to the thickness of the die, and the die is suitable for different dies;

3) can realize automatic locking and is more convenient.

Drawings

Fig. 1 is a schematic perspective view of a mold positioning device and a mold fixing device according to an embodiment of the present invention; the carrier device 4 is not shown; the middle part of the limiting member 23 is not shown.

Fig. 2 is a schematic perspective view of a mold positioning device and a mold fixing device according to an embodiment of the present invention; the carrier 4 and the die W are not shown; the middle part of the limiting member 23 is not shown.

Fig. 3 is a schematic top view of a mold positioning device and a mold fixture according to an embodiment of the present invention; the thick dotted arrow indicates the moving direction of the mold W when it is necessary to position and fix the mold; the middle part of the limiting member 23 is not shown.

Fig. 4 is a schematic perspective view of the carrying device 4 according to an embodiment of the present invention.

Fig. 5 is a schematic top view of a fixing assembly 5 according to an embodiment of the present invention.

Fig. 6 is a schematic view of the section i-i of fig. 5.

Fig. 7 is a schematic view of section ii-ii of fig. 5.

Fig. 8 is a perspective view of a fixing device 6 according to another embodiment (second embodiment) of the present invention.

Fig. 9 is a schematic side view of a fixing device 6 according to another embodiment (second embodiment) of the present invention; the thick dashed arrow indicates the direction in which the thickness adjustment means 7 can be adjusted horizontally.

A positioning assembly 1; an active positioning device 2; an active positioning block 21; an active positioning end 211; an active positioning roller 212; positioning the drive member 22; a positioning output 221; a guide plate 222; a stopper 23; a limiter guide 231; a relief hole 232; an active positioning frame 29; the guide 292; a passive positioning device 3; a passive positioning end 31; a positioning roller 311; a carrier device 4; a drum 41; a roller frame 42; a yield device 421; a abdication support frame 429; a fixing member 5; a fixing device 6; a fixed end 61; a connection block 611; a securing notch 612; a fixing block 613; a fixed wheel 614; a hold-down member 62; a fixed driving member 63; a drive handle 631; a fixed connector 632; a fixed frame 69; a thickness adjusting device 7; the lifting frame 71 is adjusted; an adjustment base frame 72; an adjustment lever 73; a locking opening 731; a locking lever 74; a locking section 741; an adjust escape port 742; a lock reset member 75; the adjustment guide rod 77; a release prevention member 78; a sliding sleeve 79; and a die W.

Detailed Description

The technical solution of the present invention will be described below with reference to the accompanying drawings of the embodiments of the present invention.

Referring to fig. 1 to 9, a mold positioning device according to an embodiment of the present invention includes a positioning assembly 1 and a carrying device 4. The carrier device 4 is used for carrying the mold W, and may be a hard plate or other devices.

Typically, the carrying device 4 comprises a roller frame 42, the roller frame 42 being hinged with a number of rollers 41. The drum 41 may be a powered drum driven by a motor and a chain, or may be a non-powered drum having no power.

The positioning assembly 1 comprises an active positioning device 2 and a passive positioning device 3 fixed on a carrier device 4.

The active positioning device 2 includes a positioning driving member 22 and an active positioning block 21 connected to an output end (i.e., a positioning output end 221) of the positioning driving member 22, wherein the active positioning block 21 is provided with two active positioning ends 211 spaced apart from each other. Typically, the positioning actuator 22 is a linear power device such as a cylinder. The cross section of the top end of the active positioning end 211 can be semicircular, and can also be in other shapes.

Further, the active positioning end 211 is hinged with an active positioning roller 212, the passive positioning device 3 is hinged with a positioning roller 311, and both the active positioning roller 212 and the positioning roller 311 can rotate in the horizontal plane. When the active positioning end 211 abuts against the mold W, the active positioning roller 212 and the positioning roller 311 can make the mold W slide easily, so that the mold W can reach a predetermined position easily, and the positioning accuracy of the mold W can be ensured.

Preferably, there are at least three passive positioning devices 3, and the passive positioning devices 3 can respectively abut against two opposite surfaces of the mold W opposite to the active positioning device 2 in a plan view. One surface of the active positioning device 2 is at least abutted by the two passive positioning devices 3, so that the positioning precision of the die W can be ensured.

The active positioning device 2 is arranged on a carrier device 4.

Preferably, the roller frame 42 is provided with a yielding device 421, and an output end of the yielding device 421 is connected with the active positioning device 2, so that the active positioning device 2 can move relative to the bearing device 4. Generally, the yielding device 421 is a cylinder, and an output end drives the active positioning device 2 to move in a horizontal plane to achieve yielding of the mold W; generally, the roller frame 42 is fixedly provided with a yielding support frame 429, the yielding cylinder frame 429 is provided with a slide rail (not shown and shaded by the shading active positioning device 2) for guiding, the yielding device 421 is arranged on the yielding support frame 429, and the output end of the yielding device is connected with the active positioning frame 29. The avoiding device 421 can also be a speed reduction motor, and the output end drives the active positioning device 2 to rotate in the vertical plane to avoid the mold W. Generally, after the mold W is transferred onto the carrier 4 by a trolley or the like, it is convenient to move the mold W to a working area (i.e., an area between the active positioning device 2 and the passive positioning device 3).

Further, the active positioning block 21 is hinged to the output end of the positioning driving element 22 (hinged by a conventional hinge method), the output end of the positioning driving element 22 is fixedly provided with a guide plate 222, and a limiting element 23 is arranged between the active positioning block 21 and the guide plate 222. The limiting piece 23 is used for limiting the rotation angle of the active positioning block 21; the limiting member 23 may be a hard block (not shown in the drawings) fixed on the active positioning block 21 or the guide plate 222, and the rotation angle of the active positioning block 21 is limited by the active positioning block 21 or the guide plate 222 abutting against the block. When the active positioning end 211 abuts against the mold W, the active positioning block 21 can rotate, and the limit of the passive positioning device 3 is matched, so that the thrust direction of the active positioning block 21 to the mold W can be automatically adjusted (for the mold W, two sides can be abutted by the passive positioning device 3, if the active positioning block 21 abuts against the mold W, one side of the mold W is firstly abutted by the passive positioning device 3, the mold W cannot continuously move in the direction perpendicular to the side, the active positioning block 21 rotates, so that the included angle between the thrust of the active positioning block 21 to the mold W and the direction perpendicular to the other side of the mold W is smaller until the two sides of the mold W are both abutted by the passive positioning device 3), and the positioning of the mold W can be rapidly realized.

Preferably, the two sides of the hinge joint between the active positioning block 21 and the output end of the positioning driving member 22 are both provided with a limiting member 23, and the limiting member 23 is a spring and has two ends respectively connected to the active positioning block 21 and the guide plate 222.

Preferably, the limiting member 23 provides a repulsive force, and two ends of the limiting member 23 respectively abut against the active positioning block 21 and the guide plate 222, so as to realize the relative motion between the active positioning block 21 and the guide plate 222 by means of a friction force.

Furthermore, the active positioning block 21 is fixedly provided with a limiting member guide rod 231, the guide plate 222 is provided with a yielding hole 232, the limiting member guide rod 231 penetrates through the yielding hole 232, the limiting member 23 is sleeved on the limiting member guide rod 231, and the cross-sectional area of the yielding hole 232 is larger than that of the limiting member guide rod 231, so that the limiting member guide rod 231 can rock in the yielding hole 232. The relief hole 232 is generally an elongated hole. The stop part 23 can be prevented from falling off, and the reliability of the equipment can be ensured.

Preferably, the limiting member 23 provides a pulling force, and two ends of the limiting member 23 are respectively fixedly connected with the active positioning block 21 and the guide plate 222 (welded or fastened).

Furthermore, the active positioning block 21 is fixedly provided with a limiting member guide rod 231, the guide plate 222 is provided with a yielding hole 232, the limiting member guide rod 231 penetrates the yielding hole 232 and is in threaded connection with a nut (not shown in the drawing), the limiting member 23 is sleeved on the limiting member guide rod 231, and the cross-sectional area of the yielding hole 232 is larger than that of the limiting member guide rod 231, so that the limiting member guide rod 231 can rock in the yielding hole 232. The stop member 23 can be prevented from falling off, the reliability of the apparatus can be ensured, and the nut abutting guide plate 222 can ensure that the rotation angle of the active positioning block 21 is limited. Typically, the rotation angle of the active positioning block 21 is limited to within 30 degrees.

The utility model discloses a mould fixing device of an embodiment, it includes fixed subassembly 5 and bears device 4.

Preferably, the carrying device 4 comprises a roller frame 42, the roller frame 42 being hinged with a number of rollers 41. The drum 41 may be a powered drum driven by a motor and a chain, or may be a non-powered drum having no power.

The fixing assembly 5 comprises a fixing device 6 and a thickness adjusting device 7.

The thickness adjusting device 7 comprises an adjusting lifting frame 71 and an adjusting base frame 72, and the adjusting lifting frame 71 can lift relative to the adjusting base frame 72.

The fixing device 6 is provided with a fixing end 61, and the fixing end 61 can move relative to the adjusting lifting frame 71 to enable the fixing end 61 to be far away from or close to the adjusting lifting frame 71. The fixed end 61 may be made of hard and elastic material such as hard rubber, PP plastic, etc.

Preferably, the fixing device 6 includes a fixing frame 69 and a fixed driving member 63 disposed on the fixing frame 69, the output end of the fixed driving member 63 is a pressing member 62, and the pressing member 62 is fixedly connected to the fixing end 61, so that the fixing end 61 can move relative to the adjusting crane 71. The fixed driving member 63 may be a vertically disposed air cylinder, and the fixed end 61 may be vertically movable with respect to the adjusting crane 71.

Preferably, the fixed driving member 63 is a conventional quick locking structure, that is, the fixed driving member 63 further includes a driving handle 631 and a fixed connecting member 632, one end of the pressing member 62 is hinged to the fixed frame 69 and the driving handle 631, and the two ends of the fixed connecting member 632 are hinged to the fixed frame 69 and the driving handle 631. The fixed driving member 63 is rotated to rotate the fixed end 61 by the pressing member 62, so that the fixed end 61 can move relative to the adjusting crane 71.

The adjusting base frame 72 is disposed on the carrying device 4, the adjusting base frame 72 can be fixed on the roller frame 42, the roller frame 42 needs to be provided with an abdicating hole for the adjusting rod 73 and/or the adjusting guide rod 77, and the adjusting base frame 72 can be disposed on the adjusting base frame 72 through a conventional and manually rotating lead screw structure (not shown in the figure), so that the adjusting base frame 72 can linearly move relative to the carrying device 4 to adjust the distance between the fixing component 5 and the mold W.

Further, the thickness adjusting device 7 further includes an adjusting rod 73 and a locking rod 74 perpendicular to the adjusting rod 73, the adjusting rod 73 and the locking rod 74 are respectively inserted into the adjusting base frame 72 in a fitting manner, the locking rod 74 is provided with a truncated cone-shaped locking section 741, the adjusting rod 73 is provided with at least two locking holes 731 with truncated circular cross sections, and the locking section 741 is embedded into the locking holes 731. The locking rod 74 is moved to move the small-diameter end of the locking section 741 to the locking opening 731 until the adjusting rod 73 and the locking section 741 do not overlap in a plan view, and at this time, the adjusting rod 73 and the adjusting lifting frame 71 can be moved; when the adjusting lifting frame 71 moves to a required position, the locking rod 74 is moved until the locking section 741 is embedded into the locking opening 731, and the adjusting rod 73 cannot move continuously and is locked; therefore, the height of the fixing device 6 can be adjusted according to the thickness of the die W, and different dies W can be applied.

Further, an adjustment relief hole 742 is formed in a small diameter side of the locking section 741. By moving the locking lever 74 so that the adjustment clearance hole 742 faces the locking hole 731, the locking hole 731 can be surely separated from the locking section 741, and the adjustment lever 73 can be surely lifted and lowered smoothly.

Preferably, the adjustment relief 742 is annular. Even if the locking lever 74 is rotated arbitrarily, the adjustment relief hole 742 can be aligned with the locking hole 731 without confirming the angle of the locking lever 74, which facilitates the operation of the locking lever 74.

Further, the thickness adjusting device 7 further includes a locking reset member 75 which is a spring, the locking reset member 75 is sleeved on the locking rod 74, and two ends of the locking reset member 75 respectively abut against the locking rod 74 and the adjusting base frame 72. After the locking rod 74 is moved to a part where the adjusting rod 73 is not overlapped with the locking section 741 in a plan view, and the adjusting rod 73 is slightly lifted, the locking rod 74 can be released until the other locking opening 731 is over against the locking section 741, and the locking reset piece 75 provides elastic force to automatically move the locking rod 74 until the locking section 741 is embedded into the locking opening 731, so that automatic locking can be realized, and convenience is achieved.

As another embodiment (embodiment two), the fixing end 61 includes a fixing block 613, a fixing wheel 614 and an elastic connecting block 611 provided with a fixing notch 612, the fixing block 613 is L-shaped as a whole, and both ends of the fixing block 613 are hinged to the fixing wheel 614, the connecting block 611 is fixedly connected to the lower pressing member 62, and the fixing block 613 abuts against the inner wall of the fixing notch 612. Typically, the connecting block 611 is made of hard rubber, PP plastic, or the like. The fixed wheel 614 supports against the top surface of the mold W, and also supports against the side surface of the mold W (usually, the distance from the fixing device 6 to the mold W needs to be adjusted by a manually selected screw), so that the fixing effect of the mold W can be ensured.

The working principle is as follows: before use, the mold W is placed on the carrier 4 and pushed to move to the working area (i.e. the area between the active positioning device 2 and the passive positioning device 3), where there is typically a gap between the mold W and the passive positioning device 3. The positioning driving member 22 is started (a conventional control means, such as a manual air valve, etc., to realize control), so that the two active positioning ends 211 of the active positioning block 21 respectively abut against the two side surfaces of the mold W, and the mold W is moved until the four surfaces of the mold W are abutted, so that the mold W can reach a predetermined position to realize positioning.

Then, after the height of the fixing device 6 is adjusted according to the thickness of the die W, the fixing driver 63 is activated (for example, the driving handle 631 is manually rotated) to make the fixing end 61 abut against the tip end surface of the die W, so that the die W can be fixed without rattling due to the axial gap of the roller 41.

The mold W may then be processed, such as by drilling, grinding, etc.

It will be understood that the terms "central," "longitudinal," "lateral," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship indicated in the drawings for the convenience and simplicity of description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered limiting of the scope of the present invention.

Claims

1. A mould fixture device comprising a fixture assembly (5) and a carrier device (4); the device is characterized in that the fixing component (5) comprises a fixing device (6) and a thickness adjusting device (7); the thickness adjusting device (7) comprises an adjusting lifting frame (71) and an adjusting base frame (72), and the adjusting lifting frame (71) can relatively adjust the lifting of the base frame (72); the fixing device (6) is provided with a fixing end (61), the fixing end (61) can move relative to the adjusting lifting frame (71), and the adjusting base frame (72) is arranged on the bearing device (4).

2. Mould holding device according to claim 1, characterized in that the carrying device (4) comprises a roller frame (42), the roller frame (42) being hinged with a number of rollers (41).

3. The mold fixing device according to claim 2, wherein the thickness adjusting device (7) further comprises an adjusting rod (73) and a locking rod (74) perpendicular to the adjusting rod (73), the adjusting rod (73) and the locking rod (74) are respectively inserted into the adjusting base frame (72) in a fitting manner, the locking rod (74) is provided with a truncated cone-shaped locking section (741), the adjusting rod (73) is provided with at least two locking openings (731) with a circular segment-shaped cross section, and the locking section (741) is embedded into the locking openings (731).

4. The die holding apparatus according to claim 3, wherein the small diameter side of the locking section (741) is provided with an adjustment relief hole (742).

5. The die holding apparatus as claimed in claim 4, wherein the adjustment relief hole (742) is annular.

6. A mold fixing device according to claim 3, wherein the thickness adjusting device (7) further comprises a locking reset member (75) which is a spring, the locking reset member (75) is sleeved on the locking rod (74) and both ends of the locking reset member respectively abut against the locking rod (74) and the adjusting base frame (72).

7. The mold fixing device according to claim 1, wherein the fixing device (6) comprises a fixing frame (69) and a fixing driving member (63) arranged on the fixing frame (69), the output end of the fixing driving member (63) is a pressing member (62), and the pressing member (62) is fixedly connected with the fixing end (61).

8. The mold fixing apparatus as claimed in claim 7, wherein the fixed driving member (63) further comprises a driving handle (631) and a fixed connecting member (632), one end of the pressing member (62) is hinged to the fixed frame (69) and the driving handle (631), and the two ends of the fixed connecting member (632) are hinged to the fixed frame (69) and the driving handle (631), respectively.

9. The mold fixing device according to claim 8, wherein the fixing end (61) comprises a fixing block (613), a fixing wheel (614) and a connecting block (611) provided with a fixing notch (612) and having elasticity, the fixing block (613) is L-shaped as a whole, the fixing wheel (614) is hinged to both ends of the fixing block (613), the connecting block (611) is fixedly connected with the lower pressing member (62), and the fixing block (613) abuts against the inner wall of the fixing notch (612).