CN207372177U - A kind of hard alloy compression molding high-accuracy clamp - Google Patents

Abstract

The utility model discloses a kind of hard alloy compression molding high-accuracy clamp, structure includes seat board, rubber block, axis wheel, flap, handle, sliding slot, buffer, position limiting clamp, movable block, fixed block；A kind of hard alloy compression molding high-accuracy clamp of the utility model, equipped with buffer, by by the pressure brought when raming and bearing and hard alloy is molded and is clamped, again by the induction stroke of piston, compression stroke, four cycle operations of expansion stroke and exhaust stroke will be ramed caused by hard alloy molding clamping pressure conversion discharge, spring has buffering effect, spring can push in clamping process, it restores to the original state again after completion, elastic property is strong, so as to effectively control clamping dynamics, ensure the quality of shaping workpiece, improve machining accuracy, clamping fixture for correcting need not be spent a lot of time, cargo handling process is simple, work efficiency is high.

Description

A kind of hard alloy compression molding high-accuracy clamp

Technical field

The utility model is a kind of hard alloy compression molding high-accuracy clamp, belongs to dieparts technical field.

Background technology

The precision of workpiece is easy to cause during hard alloy compression molding and roughness is deteriorated or even causes the report of workpiece The failures such as useless, equipment damage directly affect precision, efficiency and the economic benefit of mechanical processing.

Prior art discloses Application No.：A kind of high-accuracy clamp of CN201410352646.6, it includes active card Body, rubber strip and fixed card body, the movable card body and fixed card body are equipped with 15 ° of inclined-planes, the movable card body with it is solid The gap location determined between card body is equipped with rubber strip, and in firmly clamping, movable card body glides, and workpiece is made to be pressed on the guide rail of caliper On；The present invention, which solves existing plain clamp, needs the present situation corrected and precision is not high, while the configuration of the present invention is simple, handling side Just, work efficiency can be greatly improved, saves production cost.But it is disadvantageous in that and capable clamping is molded into hard alloy When, clamping dynamics cannot be controlled effectively, if firmly too small, it may occur that shaping workpiece sliding phenomenon, it is firmly too big, then and it can lead Shaping workpiece is caused phenomenon of bursting apart occur, and generally needs to correct when in use, precision is not high, and when use must spend a lot of time correction Fixture, cargo handling process is cumbersome, makes troubles to operator.

Utility model content

In view of the deficienciess of the prior art, the utility model aim is to provide a kind of hard alloy compression molding high-precision Fixture, to solve the problems, such as.

To achieve these goals, the utility model is to realize by the following technical solutions：A kind of sintered carbide die Molded high-accuracy clamp, structure include seat board, rubber block, axis wheel, flap, handle, sliding slot, buffer, position limiting clamp, activity Block, fixed block, the seat board are " " " character form structure, the seat board front surface center and the horizontal welding in the sliding slot back side, the sliding slot For disc structure, left half section of the sliding slot is equipped with draw runner, and right section of the sliding slot front surface is suitable by screw thread with the fixed block back side To rotation connection, the fixed block is semicircle body structure, left section of the sliding slot front surface and movable block back side horizontal abutment, institute Movable block is stated forward to rotate by screw thread with position limiting clamp lower end respectively for " ︼ " character form structure, the movable block or so surface epimere Connection, the position limiting clamp are " ∩ " character form structure, the buffer and seat board front surface left upper end vertical welding；The buffer By outer tube, spring, piston, axle center, ramed, noise reduction set forms, the outer tube is empty slot shape cylindrical structure, in the outer tube Surface hypomere is bonded to each other with spring, and in same axle center, the spring top is bonded to each other with piston lower surface, the work It fills in for cuboid square, the axle center is by outer tube through connection piston upper surface, and the axle center is cylindrical structure, the axis End and vertical welding of being ramed in the heart, it is described to be ramed as disc structure, outer surface and the noise reduction set inner surface of being ramed Horizontal abutment, the noise reduction set is empty slot shape round estrade structure.

Further, the sliding slot right side and rubber block horizontal abutment.

Further, the seat board rear surface epimere is forward rotatablely connected with axis wheel by screw thread.

Further, the axis wheel inner surface is forward rotatablely connected with flap hypomere by screw thread.

Further, the flap rear surface epimere and handle vertical welding.

Further, the buffer runs through connection movable block by seat board.

Further, the position limiting clamp can make restriction to the moving position of movable block.

Advantageous effect

A kind of hard alloy compression molding high-accuracy clamp of the utility model, equipped with buffer, is born by being ramed The pressure brought when hard alloy is molded and is clamped, then by the induction stroke of piston, compression stroke, expansion stroke and exhaust stroke Four cycle operations will be ramed caused by hard alloy molding clamping pressure conversion discharge, spring have buffering effect, Spring can push in clamping process, restore to the original state again after completion, and elastic property is strong, so as to effectively control clamping dynamics, protect The quality of shaping workpiece is demonstrate,proved, improves machining accuracy, without clamping fixture for correcting is spent a lot of time, cargo handling process is simple, work efficiency It is high.

Description of the drawings

Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other spies of the utility model Sign, objects and advantages will become more apparent upon：

Fig. 1 is a kind of structure diagram of hard alloy compression molding high-accuracy clamp of the utility model；

Fig. 2 is the buffer schematic diagram of the utility model；

Fig. 3 is a kind of movable block structure diagram of hard alloy compression molding high-accuracy clamp of the utility model.

In figure：Seat board -1, rubber block -2, axis wheel -3, flap -4, handle -5, sliding slot -6, buffer -7, outer tube -701, bullet Spring -702, piston -703, axle center -704, ramed -705, noise reduction set -706, position limiting clamp -8, movable block -9, fixed block -10.

Specific embodiment

Technical means, creative features, achievable purpose and effectiveness to realize the utility model are easy to understand, below With reference to specific embodiment, the utility model is expanded on further.

- Fig. 3 is please referred to Fig.1, the utility model provides a kind of technical solution：A kind of hard alloy compression molding high-precision is pressed from both sides Tool, structure include seat board 1, rubber block 2, axis wheel 3, flap 4, handle 5, sliding slot 6, buffer 7, position limiting clamp 8, movable block 9, solid Determine block 10, the seat board 1 is " " " character form structure, 1 front surface of the seat board center and the horizontal welding in 6 back side of sliding slot, the sliding slot 6 be disc structure, and left half section of the sliding slot 6 is equipped with draw runner, and right section of 6 front surface of sliding slot passes through spiral shell with 10 back side of fixed block Line is forward rotatablely connected, and the fixed block 10 is semicircle body structure, left section of 6 front surface of sliding slot and 9 back side water of movable block Smooth conjunction, the movable block 9 are " ︼ " character form structure, and 9 or so the surface epimere of movable block passes through respectively with 8 lower end of position limiting clamp Screw thread is forward rotatablely connected, and the position limiting clamp 8 is " ∩ " character form structure, and the buffer 7 is vertical with 1 front surface left upper end of seat board Welding；The buffer 7 is made of outer tube 701, spring 702, piston 703, axle center 704,705, noise reduction of being ramed set 706, institute Outer tube 601 is stated as empty slot shape cylindrical structure, the 601 inner surface hypomere of outer tube is bonded to each other with spring 702, and in same Axle center, 702 top of the spring are bonded to each other with 703 lower surface of piston, and the piston 703 is cuboid square, the axle center 704 by outer tube 701 through connection piston 703 upper surface, the axle center 704 is cylindrical structure, 704 upper end of axle center with Ramed 705 vertical weldings, it is described to be ramed 705 as disc structure, it is described ramed 705 outer surfaces in noise reduction set 706 Surface horizontal abutment, the noise reduction set 706 is empty slot shape round estrade structure.

Spring 702 described in this patent is a kind of using the elastic machine components come work, zero made of elastic material Part deforms upon under external force, restores to the original state again after removing external force.

It is carrying out in use, hard alloy is directed at sliding slot 6 first, then pulling the drive rotation of flap 4 of handle 5 makes activity Block moves, and clamping work is made to hard alloy, position limiting clamp 8 can make restriction to the moving position of movable block 9, therebetween, can By by ram 705 clamped to bear to be molded hard alloy when the pressure brought, then induction stroke by piston 703, compression Four stroke, expansion stroke and exhaust stroke cycle operations hard alloy that will be ramed caused by 705 are molded clamping pressure Conversion discharge, spring 702 have buffering effect, and spring 702 can push in clamping process, restore to the original state again after completion, elasticity Performance is strong, so as to effectively control clamping dynamics, ensures the quality of shaping workpiece, improves machining accuracy, during without spending a large amount of Between clamping fixture for correcting, cargo handling process is simple, and work efficiency is high.

The utility model solves the problems, such as it is when being molded into row to hard alloy to clamp, and clamping dynamics cannot be controlled effectively System, if firmly too small, it may occur that shaping workpiece sliding phenomenon, it is firmly too big, then shaping workpiece can be caused phenomenon of bursting apart occur, and It generally needs to correct when in use, precision is not high, and when use must spend a lot of time clamping fixture for correcting, and cargo handling process is cumbersome, gives Operator makes troubles, and the utility model is combined with each other by above-mentioned component, is born by being ramed to sintered carbide die The pressure that pressure is brought when clamping, then by four induction stroke of piston, compression stroke, expansion stroke and exhaust stroke cycle operations Hard alloy molding clamping pressure conversion discharge caused by being ramed, spring has buffering effect, in clamping process Spring can push, and restore to the original state again after completion, and elastic property is strong, so as to effectively control clamping dynamics, ensure shaping workpiece Quality improves machining accuracy, and without clamping fixture for correcting is spent a lot of time, cargo handling process is simple, and work efficiency is high.Institute specific as follows It states:

The outer tube 601 is empty slot shape cylindrical structure, and the 601 inner surface hypomere of outer tube is bonded to each other with spring 702, And in same axle center, 702 top of spring is bonded to each other with 703 lower surface of piston, and the piston 703 is cuboid side Block, the axle center 704 is by outer tube 701 through connection piston 703 upper surface, and the axle center 704 is cylindrical structure, the axis 704 upper end of the heart and ramed 705 vertical weldings, it is described to be ramed 705 as disc structure, it is described ramed 705 outer surfaces with Noise reduction covers 706 inner surface horizontal abutments, and the noise reduction set 706 is empty slot shape round estrade structure.

The basic principle of the utility model and main feature and the advantages of the utility model has been shown and described above, for For those skilled in the art, it is clear that the utility model is not limited to the details of above-mentioned exemplary embodiment, and without departing substantially from this In the case of the spirit or essential attributes of utility model, the utility model can be realized in other specific forms.Therefore, no matter From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the utility model is by institute Attached claim rather than above description limit, it is intended that will fall within the meaning and scope of the equivalent requirements of the claims All changes are embraced therein.Any reference numeral in claim should not be considered as to the involved right of limitation It is required that.

Moreover, it will be appreciated that although this specification is described in terms of embodiments, but not each embodiment is only wrapped Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should Using specification as an entirety, the technical solutions in each embodiment can also be properly combined, forms those skilled in the art It is appreciated that other embodiment.

Claims (6)

1. a kind of hard alloy compression molding high-accuracy clamp, structure includes seat board (1), rubber block (2), axis wheel (3), flap (4), handle (5), sliding slot (6), buffer (7), position limiting clamp (8), movable block (9), fixed block (10), the seat board (1) are " " " Character form structure, seat board (1) the front surface center are disc structure with the horizontal welding in sliding slot (6) back side, the sliding slot (6), Left half section of the sliding slot (6) is equipped with draw runner, and right section of sliding slot (6) front surface is forward turned with fixed block (10) back side by screw thread Dynamic connection, the fixed block (10) are semicircle body structure, it is characterised in that：

Left section of sliding slot (6) front surface and movable block (9) back side horizontal abutment, the movable block (9) is " ︼ " character form structure, Movable block (9) left and right surface epimere is forward rotatablely connected respectively with position limiting clamp (8) lower end by screw thread, the position limiting clamp (8) it is " ∩ " character form structure, the buffer (7) and seat board (1) front surface left upper end vertical welding；

The buffer (7) is by outer tube (701), spring (702), piston (703), axle center (704), ramed (705), noise reduction set (706) form, the outer tube (601) is empty slot shape cylindrical structure, outer tube (601) the inner surface hypomere and spring (702) It is bonded to each other, and is bonded to each other at the top of same axle center, the spring (702) with piston (703) lower surface, the piston (703) it is cuboid square, the axle center (704) is by outer tube (701) through connection piston (703) upper surface, the axle center (704) it is cylindrical structure, axle center (704) upper end and (705) vertical welding of being ramed, circle is in described ramed (705) Body structure, described ramed (705) outer surface and noise reduction set (706) inner surface horizontal abutment, the noise reduction set (706) is sky Channel-shaped round estrade structure.

2. a kind of hard alloy compression molding high-accuracy clamp according to claim 1, it is characterised in that：The sliding slot (6) right side and rubber block (2) horizontal abutment.

3. a kind of hard alloy compression molding high-accuracy clamp according to claim 1, it is characterised in that：The seat board (1) rear surface epimere is forward rotatablely connected with axis wheel (3) by screw thread.

4. a kind of hard alloy compression molding high-accuracy clamp according to claim 1, it is characterised in that：The axis wheel (3) inner surface is forward rotatablely connected with flap (4) hypomere by screw thread.

5. a kind of hard alloy compression molding high-accuracy clamp according to claim 1, it is characterised in that：The flap (4) rear surface epimere and handle (5) vertical welding.

6. a kind of hard alloy compression molding high-accuracy clamp according to claim 1, it is characterised in that：The buffer (7) by seat board (1) through connection movable block (9).