CN212762221U

CN212762221U - Flat ejector pin adds clamping apparatus

Info

Publication number: CN212762221U
Application number: CN202021195731.3U
Authority: CN
Inventors: 蒋飞; 付秋艳
Original assignee: Changzhou Xingyu Automotive Lighting Systems Co Ltd
Current assignee: Changzhou Xingyu Automotive Lighting Systems Co Ltd
Priority date: 2020-06-24
Filing date: 2020-06-24
Publication date: 2021-03-23
Anticipated expiration: 2030-06-24

Abstract

The utility model relates to a flat ejector pin adds clamping apparatus, be in including rectangular fixed block and slip setting movable block on the fixed block, the guide rail has been seted up on two at least adjacent faces of fixed block, two guide rail length direction mutually perpendicular sets up, be equipped with on the movable block with guide rail complex guide way, the parallel and the lathe mesa of slip direction of movable block, the mounting hole has been seted up on the movable block, the length direction of mounting hole with the length direction of guide way is parallel, the activity is equipped with the sleeve that is used for installing flat ejector pin in the mounting hole, still be equipped with on the movable block and be used for locking the locking mechanism one of flat ejector pin, still be equipped with on the fixed block and be used for locking the locking mechanism two of movable block. The utility model discloses a tool setting can be accomplished each other into 2 orientation processing of 90, saves the tool setting time, improves work efficiency, and the precision is guaranteed.

Description

Flat ejector pin adds clamping apparatus

Technical Field

The invention relates to machining equipment, in particular to a flat ejector rod machining clamp.

Background

The flat ejector rod is part of a mold ejection system, and is widely applied to injection molds, in particular to strip-shaped rear tail lamp shade molds. The flat ejector rod has good practicability, standard parts are formed on the market at present, but the flat ejector rod still has a great amount of demands on non-standard parts in the process of developing an injection mold due to various plastic parts and different appearance requirements.

The flat ejector rod is composed of a pipe position and a main body, the pipe position and the main body size of the standard flat ejector rod which can be directly purchased in the market are clearly specified, the flat ejector rod of the non-standard piece is generally formed by processing a dome rod in 2 directions which mutually form 90 degrees, the flat ejector rod of the non-standard piece is fixed by adopting magnet adsorption when being processed, the positioning is unstable, the precision error in processing is large, meanwhile, the 2 directions which mutually form 90 degrees need to be processed, two times of reference checking is needed, and the manpower and material resources are wasted.

SUMMERY OF THE UTILITY MODEL

The utility model adopts a flat ejector rod processing clamp which comprises a rectangular fixed block and a movable block arranged on the fixed block in a sliding way, in order to solve the problems that the processing of the flat ejector rod of the existing non-standard part needs two times of checking and wastes time and labor, at least two adjacent surfaces of the fixed block are provided with guide rails, the length directions of the two guide rails are mutually vertical, the movable block is provided with a guide groove matched with the guide rail, the sliding direction of the movable block is parallel to the table surface of the machine tool, the movable block is provided with a mounting hole, the length direction of the mounting hole is parallel to the length direction of the guide groove, the movable flat ejector rod fixing device is characterized in that a sleeve for installing the flat ejector rod is movably arranged in the mounting hole, a first locking mechanism for locking the flat ejector rod is further arranged on the movable block, and a second locking mechanism for locking the movable block is further arranged on the fixed block.

Preferably, the guide rail is a T-shaped guide rail, and the guide groove is a T-shaped guide groove. The structure of the T-shaped guide rail and the T-shaped guide groove is adopted, so that the movable block can slide more stably and reliably.

Further, the guide rail is a dovetail-shaped guide rail, and the guide groove is a dovetail-shaped guide groove. Adopt the structure of forked tail guide rail and forked tail guide way for the movable block slides more steadily, and is reliable.

Preferably, the sleeve is provided with a notch, the outer diameter of the sleeve is consistent with the diameter of the mounting hole, and the inner diameter of the sleeve is consistent with the diameter of the flat ejector rod. The diameter of the flat ejector rod pipe position that the user processed as required selects different sleeves, installs the sleeve in the mounting hole, as required, adjusts the position of flat ejector rod, then locks through locking mechanism one. The breach has left certain surplus for locking mechanism one, the breach does not contact with locking mechanism one, a locking mechanism extrusion sleeve, the sleeve can be crouched and tighten up, thereby it is tight to press from both sides the flat ejector pin, make the unable removal of flat ejector pin, if whole circle, a locking mechanism extrusion sleeve, the sleeve does not have the surplus to carry out the rolling, locking mechanism extrudes the sleeve always, the power through a locking mechanism is direct withstands the flat ejector pin, thereby it is fixed with the flat ejector pin, the power that can make fixed flat ejector pin like this is inhomogeneous, cause stress concentration, finally when processing, damage the flat ejector pin. The notch also makes the flat ejector rod conveniently put into the sleeve when the flat ejector rod is installed.

Furthermore, the first locking mechanism is a first bolt, a first threaded hole matched with the first bolt is formed in the movable block, the first threaded hole is communicated with the mounting hole, and the axis direction of the first threaded hole is perpendicular to the axis direction of the mounting hole. And screwing the first bolt into the first screw hole, enabling the first bolt to penetrate through the first screw hole to reach the mounting hole, then extruding the sleeve in the mounting hole until the first bolt cannot be screwed continuously, wrapping the flat ejector rod by the sleeve, and locking the flat ejector rod.

Preferably, the locking mechanism II is a bolt II, a threaded hole II is formed in the fixed block, a threaded hole III is formed in the movable block, and the threaded hole II is communicated with the threaded hole III. The second bolt penetrates through the second threaded hole to reach the third threaded hole until the second bolt is screwed down, and therefore the movable block is fixed on the fixed block.

Further, the third threaded hole is communicated with the mounting hole, and the axial direction of the third threaded hole is perpendicular to the axial direction of the mounting hole. And the second bolt sequentially penetrates through the second threaded hole, the third threaded hole and the mounting hole, then the second bolt contacts the sleeve in the mounting hole, the second bolt is continuously screwed until the sleeve is locked, and meanwhile, the movable block is fixed on the fixed block.

Furthermore, in order to install the fixed block on the table top of the machine tool, a magnetic block for fixing the fixed block on the table top of the machine tool is arranged at one end, far away from the guide rail, of the fixed block.

Preferably, the fixed block is fixed on the table top of the machine tool through a locking screw.

Has the advantages that: 1. the utility model can complete the processing in 2 directions which are 90 degrees to each other by one tool setting, saves the tool setting time, improves the working efficiency and ensures the precision;

2. the utility model is provided with the replaceable sleeve, can be suitable for positioning and locking in the processing of all standard flat ejector rods on the market, meets the processing positioning and locking requirements of any non-standard flat ejector rod, and has wide applicability;

3. the utility model has simple and convenient design and manufacture and low cost;

drawings

FIG. 1 is a schematic view of the overall structure of the product of the present invention;

FIG. 2 is another view of the overall structure of the product of the present invention;

FIG. 3 is a schematic view of the sleeve structure of the present invention;

1. a fixed block; 2. a movable block; 3. a sleeve; 4. a guide rail; 5. a flat ejector rod; 6. mounting holes; 7. a guide groove; 8. a first bolt; 9. a first threaded hole; 10. a second bolt; 11. a second threaded hole; 12. locking the screw; 13. and (4) a notch.

Detailed Description

Example one

A flat ejector rod machining clamp comprises a rectangular fixed block 1 and a movable block 2 arranged on the fixed block 1 in a sliding mode, wherein the movable block 2 is a square, at least two adjacent faces of the fixed block 1 are provided with guide rails 4, the embodiment explains that the guide rails 4 are arranged on one end face and one side face of the rectangular fixed block 1 as an example, the guide rails 4 are arranged in a way of being vertical to each other in length direction, the movable block 2 is provided with a guide groove 7 matched with the guide rails 4, the sliding direction of the movable block 2 is parallel to the machine tool table top, the movable block 2 is provided with a mounting hole 6, the length direction of the mounting hole 6 is parallel to the length direction of the guide groove 7, a sleeve 3 used for mounting a flat ejector rod 5 is movably arranged in the mounting hole 6, a notch 13 is formed in the sleeve 3, and the outer diameter of the sleeve 3 is consistent with the diameter of the mounting hole 6, the inner diameter of the sleeve 3 is consistent with the diameter of the flat ejector rod 5.

The movable block 2 is further provided with a first bolt 8 for locking the flat ejector rod 5, the movable block 2 is provided with a first threaded hole 9 matched with the bolt, the first threaded hole 9 is communicated with the mounting hole 6, and the axis direction of the first threaded hole 9 is perpendicular to the axis direction of the mounting hole 6. The first screw hole is not arranged on the side with the guide groove 7, the first bolt 8 is screwed into the first screw hole 9 and then reaches the mounting hole 6, the sleeve 3 in the mounting hole 6 is gradually extruded, the sleeve 3 is gradually stressed to be compressed and tightened, and therefore the push flat rod 5 is clamped, and the push flat rod 5 cannot move.

The fixing block 1 is further provided with a second bolt 10 used for locking the movable block 2, the fixing block 1 is provided with a second threaded hole 11, the movable block 2 is provided with a third threaded hole, and the second threaded hole 11 is communicated with the third threaded hole. The second threaded hole 11 is formed in the surface, provided with the guide rail 4, of the fixed block 1, the third threaded hole is formed in the surface, provided with the guide groove 7, of the movable block 2, and the second bolt 10 penetrates through the second threaded hole 11 to reach the third threaded hole until the second bolt 10 is screwed down, so that the movable block 2 is fixed on the fixed block 1.

And a magnetic block for fixing the fixing block 1 on the table board of the machine tool is arranged at one end, far away from the guide rail 4, of the fixing block 1, and the magnet attracts the table board of the machine tool to fix the fixing block 1, so that the flat ejector rod 5 is processed.

The working principle is as follows: the fixed block 1 is adsorbed on the table top of the machine tool through the magnetic block, so that the fixed block 1 is fixed. Then select the sleeve 3 that corresponds with the diameter of the 5 tube positions of flat ejector pin that need wait to process, put into flat ejector pin 5 in sleeve 3, then put sleeve 3 in mounting hole 6, screw in screw hole 9 with bolt 8 then reach in mounting hole 6, extrude the sleeve 3 in the mounting hole 6 gradually, sleeve 3 receives the force gradually and contracts and tighten up to press from both sides tight flat ejector pin 5, make flat ejector pin 5 unable removal, thereby flat ejector pin 5 is fixed. Then the guide groove 7 on the movable block 2 is aligned with the corresponding guide rail 4, the guide rail 4 in which direction is required to be selected according to needs is selected, the guide rail 4 slides to the corresponding position, the second bolt 10 is screwed into the second threaded hole 11, and then the third threaded hole is reached until the second bolt 10 is screwed down, so that the movable block 2 is fixed on the fixed block 1, and the flat ejector rod 5 on the clamp can be processed.

Example two

The difference from the above embodiment is that: the fixed block 1 is fixed on the table top of the machine tool through a locking screw 12.

EXAMPLE III

The difference from the above embodiment is that: the third threaded hole is communicated with the mounting hole 6, and the axial direction of the third threaded hole is perpendicular to the axial direction of the mounting hole 6. In order to better lock the flat ejector rod 5, besides the first bolt 8 locks the flat ejector rod 5, the second bolt 10 sequentially penetrates through the second threaded hole 11, the third threaded hole and the mounting hole 6, then the second bolt 10 contacts the sleeve 3 in the mounting hole 6, the second bolt 10 is continuously screwed until the sleeve 3 is locked, and meanwhile, the movable block 2 is also fixed on the fixed block 1.

Claims

1. The utility model provides a flat ejector pin adds clamping apparatus which characterized in that: comprises a rectangular fixed block (1) and a movable block (2) which is arranged on the fixed block (1) in a sliding way, at least two adjacent surfaces of the fixed block (1) are provided with guide rails (4), the length directions of the two guide rails (4) are mutually vertical, the movable block (2) is provided with a guide groove (7) matched with the guide rail (4), the sliding direction of the movable block (2) is parallel to the table surface of the machine tool, a mounting hole (6) is arranged on the movable block (2), the length direction of the mounting hole (6) is parallel to the length direction of the guide groove (7), a sleeve (3) for installing the flat ejector rod (5) is movably arranged in the installation hole (6), the movable block (2) is also provided with a first locking mechanism for locking the flat ejector rod (5), and a locking mechanism II for locking the movable block (2) is further arranged on the fixed block (1).

2. The flat ejector rod machining clamp of claim 1, wherein: the guide rail (4) is a T-shaped guide rail (4), and the guide groove (7) is a T-shaped guide groove (7).

3. The flat ejector rod machining clamp of claim 1, wherein: the guide rail (4) is a dovetail-shaped guide rail (4), and the guide groove (7) is a dovetail-shaped guide groove (7).

4. The flat ejector rod machining clamp of claim 1, wherein: a notch (13) is formed in the sleeve (3), the outer diameter of the sleeve (3) is consistent with the diameter of the mounting hole (6), and the inner diameter of the sleeve (3) is consistent with the diameter of the flat ejector rod (5).

5. The flat ejector rod machining clamp of claim 4, wherein: the first locking mechanism is a first bolt (8), a first threaded hole (9) matched with the bolt is formed in the movable block (2), the first threaded hole (9) is communicated with the mounting hole (6), and the axis direction of the first threaded hole (9) is perpendicular to the axis direction of the mounting hole (6).

6. The flat ejector rod machining clamp of claim 4, wherein: the locking mechanism II is a bolt II (10), a threaded hole II (11) is formed in the fixed block (1), a threaded hole III is formed in the movable block (2), and the threaded hole II (11) is communicated with the threaded hole III.

7. The flat ejector rod machining clamp of claim 6, wherein: the third threaded hole is communicated with the mounting hole (6), and the axial direction of the third threaded hole is perpendicular to the axial direction of the mounting hole (6).

8. The flat ejector rod machining clamp of claim 1, wherein: and a magnetic block for fixing the fixed block (1) on the table top of the machine tool is arranged at one end, far away from the guide rail (4), of the fixed block (1).

9. The flat ejector rod machining clamp of claim 1, wherein: the fixed block (1) is fixed on the table top of the machine tool through a locking screw (12).