CN214444644U

CN214444644U - Clamping device for machining

Info

Publication number: CN214444644U
Application number: CN202120598539.7U
Authority: CN
Inventors: 季小军
Original assignee: Suzhou Jinmeichuan Automation Technology Co ltd
Current assignee: Suzhou Jinmeichuan Automation Technology Co ltd
Priority date: 2021-03-24
Filing date: 2021-03-24
Publication date: 2021-10-22
Anticipated expiration: 2031-03-24

Abstract

The utility model relates to a mechanized processing technology field specifically is a clamping device for machining, including stiff end fixture, expansion end fixture and hydraulic cylinder, stiff end fixture includes the stiff end mount pad, the upper surface of stiff end mount pad has the stiff end mounting panel through the bolt fastening, and the upper surface of stiff end mounting panel is provided with first subassembly and the fixture of fixing a position, the fixture of fixing a position includes the supporting seat, the upper surface sliding connection of supporting seat and mounting panel, and the upper surface of supporting seat passes through the bolt fastening wire rail seat, the cylinder mount pad has been cup jointed to wire rail seat surface, cylinder mount pad upper surface mounting has the cylinder, the output of cylinder is fixed with the grip block. The utility model discloses in the course of working, be convenient for adjust the position of spare part, and can fix a position and shift the centre gripping, ensure final centre gripping point accuracy nature, be convenient for adjust the centre gripping scope.

Description

Clamping device for machining

Technical Field

The utility model relates to a mechanized processing technology field specifically is a clamping device for machining.

Background

Parts processed by casting or forging process need to be processed in a later stage, chamfering processing is a common processing mode in machining, and the parts need to be clamped and fixed during chamfering processing.

Clamping device just need be used during the centre gripping part, and current clamping device can only fix the spare part centre gripping in fixed position when using, in the course of working, can't adjust the position of spare part, and when being used for on the automated production line, the unable location of part shifts the centre gripping, only can promote the part to the clamping position, promotes the in-process and can cause the part skew, influences the accuracy nature of final centre gripping point, therefore needs to design a clamping device for machining and solves above-mentioned problem urgently.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a clamping device for machining to in solving the above-mentioned background art and proposing, the position of unable adjustment spare part, unable location shifts the centre gripping, influences the problem of final centre gripping point accuracy nature.

In order to achieve the above object, the utility model provides a following technical scheme: a clamping device for machining comprises a fixed end clamping mechanism, a movable end clamping mechanism and a hydraulic oil cylinder, wherein the fixed end clamping mechanism comprises a fixed end mounting seat, a fixed end mounting plate is fixed on the upper surface of the fixed end mounting seat through bolts, a first pressing component and a positioning clamping mechanism are arranged on the upper surface of the fixed end mounting plate, the positioning clamping mechanism comprises a supporting seat, the supporting seat is connected with the upper surface of the mounting plate in a sliding mode, a wire rail seat is fixed on the upper surface of the supporting seat through bolts, the cylinder mounting seat is sleeved on the outer surface of the wire rail seat, an air cylinder is fixed on the upper surface of the cylinder mounting seat, a clamping block is fixed at the output end of the air cylinder, the movable end clamping mechanism comprises a wire rail base plate, a first wire rail is fixed on the upper surface of the wire rail base plate, and a sliding block is connected on the outer surface of the first wire rail in a sliding mode, and one end of the sliding block, which is deviated from the first wire rail, is fixed with a movable seat through a screw, the central position of the lower surface of the movable seat is fixed with a cylinder pull head, the hydraulic cylinder is fixedly connected with the central position of the lower surface of the fixed end mounting plate through a bolt, the output end of the hydraulic cylinder is fixedly connected with the cylinder pull head, and the upper surface of the movable seat is slidably connected with a second pressing assembly.

Preferably, the first compressing assembly comprises a connecting seat, a compressing block is fixed on the outer surface of the connecting seat through a screw, one end of the compressing block, which deviates from the connecting seat, is of a semi-arc structure, a bulge is arranged on the outer surface of one end, which is close to the connecting seat, of the compressing block, and the bulge is embedded on the surface of the connecting seat.

Preferably, the spout has been seted up to the upper surface of stiff end mounting panel, the through-hole has been seted up to the upper surface of connecting seat, and the through-hole interpolation is equipped with hexagon socket head cap screw, the lower surface of connecting seat is contradicted and is had the connecting block, hexagon socket head cap screw through connection piece and with connecting block threaded connection, connecting block and spout sliding connection.

Preferably, the side of sliding seat is fixed with the response piece through the screw, the response piece is "L" shape, the side of line rail backing plate is fixed with the aluminium rail, the upper surface of aluminium rail is fixed with inductive switch through the screw, and the response piece cooperatees with inductive switch.

Preferably, the structure of the second pressing assembly is identical to that of the first pressing assembly, and the second pressing assembly is opposite to the first pressing assembly.

Preferably, one end of the clamping block is semi-arc-shaped, a second linear rail is fixed to the other end of the clamping block through a bolt, and the second linear rail is connected with the linear rail seat in a sliding mode.

Compared with the prior art, the beneficial effects of the utility model are that: this clamping device for machining is at the course of working, is convenient for adjust the position of spare part, and can the location shift centre gripping, ensures final centre gripping point accuracy nature, is convenient for adjust the centre gripping scope.

(1) Through being split type structural design with stiff end fixture and expansion end fixture, make stiff end fixture and expansion end fixture intermediate position reserve sufficient space installation chamfer equipment or other processing equipment, the sliding seat can drive the activity of second hold down subassembly, be used for automatic production line processing, automatic feed supplement machine can be with the part on the second hold down subassembly, the rethread second hold down subassembly is pushed to first hold down subassembly and is carried out the centre gripping, and location fixture can reverse propelling movement and the cooperation of second hold down subassembly with the part centre gripping fixed, the second is compressed down the subassembly when propelling movement part like this, the part just can not produce the skew, guarantee final centre gripping point accuracy nature, processing, through the cooperation propelling movement of location fixture and second hold down subassembly, thereby reach in the course of working, be convenient for adjust the effect of part position.

(2) Through passing through connecting block and spout sliding connection with the connecting seat to through the hexagon socket head cap screw fastening, make the position of connecting seat convenient adjustment on the stiff end mounting panel, thereby reach the effect of the adjustment centre gripping scope of being convenient for.

Drawings

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

FIG. 2 is a schematic side view of the structure of the present invention;

fig. 3 is a schematic overall structural view of the positioning and clamping mechanism shown in fig. 1 according to the present invention;

fig. 4 is a schematic overall structure diagram of the first compressing assembly in fig. 1 according to the present invention.

In the figure: 1. a fixed end clamping mechanism; 101. a fixed end mounting base; 102. a fixed end mounting plate; 1021. a chute; 103. a first hold-down assembly; 1031. a connecting seat; 1032. a compression block; 1033. connecting blocks; 1034. a through hole; 1035. a hexagon socket head cap screw; 2. a movable end clamping mechanism; 201. a linear rail backing plate; 202. a first wire track; 203. a slider; 204. a movable seat; 205. a second hold-down assembly; 206. an induction sheet; 207. an aluminum rail; 208. an inductive switch; 3. a hydraulic cylinder; 4. a cylinder pull head; 5. positioning the clamping mechanism; 501. a supporting seat; 502. a wire rail seat; 503. a cylinder mounting seat; 504. a cylinder; 505. a clamping block; 506. a second wire track.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides an embodiment: a clamping device for machining comprises a fixed end clamping mechanism 1, a movable end clamping mechanism 2 and a hydraulic oil cylinder 3, wherein the fixed end clamping mechanism 1 comprises a fixed end mounting seat 101, a fixed end mounting plate 102 is fixed on the upper surface of the fixed end mounting seat 101 through bolts, and the upper surface of stiff end mounting panel 102 is provided with first compress tightly subassembly 103 and location fixture 5, location fixture 5 includes supporting seat 501, supporting seat 501 and the upper surface sliding connection of mounting panel 102, the connected mode of supporting seat 501 and mounting panel 102 is the same with the connected mode of first compress tightly subassembly 103 and stiff end mounting panel 102, the upper surface of supporting seat 501 passes through bolt fastening wired rail seat 502, the outer surface of wired rail seat 502 cup joints cylinder mount pad 503, cylinder mount pad 503 upper surface is fixed with cylinder 504, the output of cylinder 504 is fixed with grip block 505, cylinder 504 is used for driving grip block 505 to advance back and forth.

The movable end clamping mechanism 2 comprises a linear rail backing plate 201, a first linear rail 202 is fixed on the upper surface of the linear rail backing plate 201, a sliding block 203 is connected on the outer surface of the first linear rail 202 in a sliding way, and one end of the sliding block 203 departing from the first line rail 202 is fixed with a movable seat 204 through a screw, the movable seat 204 can slide on the first line rail 202 through the sliding block 203, the center position of the lower surface of the movable seat 204 is fixed with an oil cylinder pull head 4, a hydraulic oil cylinder 3 is fixedly connected with the center position of the lower surface of the fixed end mounting plate 102 through a bolt, the output end of the hydraulic oil cylinder 3 is fixedly connected with the oil cylinder pull head 4, the upper surface of the movable seat 204 is slidably connected with a second pressing component 205, the connection mode of the second pressing component 205 and the movable seat 204 is the same as the connection mode of the first pressing component 103 and the fixed end mounting plate 102, the hydraulic oil cylinder 3 pulls the oil cylinder pull head 4 to slide back and forth, so that the movable seat 204 can be driven to drive the second pressing assembly 205 to move back and forth.

Further, as shown in fig. 4, first compress tightly subassembly 103 includes connecting seat 1031, the outer surface of connecting seat 1031 has compressing block 1032 through the screw fixation, compressing block 1032 deviates from the one end of connecting seat 1031 and is half arc structure, and compressing block 1032 has the arch near the one end surface of connecting seat 1031, protruding position is embedded in connecting seat 1031 on the surface, make things convenient for compressing block 1032 and connecting seat 1031 to be connected the location, to the both sides skew when avoiding compressing block 1032 to connect, compressing block 1032 and the split type structural design of connecting seat 1031, make compressing block 1032 conveniently change, change compressing block 1032 of different shapes, the part of different shapes of centre gripping that can be better.

Further, as shown in fig. 1, fig. 2 and fig. 4, a sliding groove 1021 is formed in an upper surface of the fixed end mounting plate 102, a through hole 1034 is formed in an upper surface of the connecting seat 1031, an inner hexagonal bolt 1035 is inserted into the through hole 1034, a connecting block 1033 is abutted against a lower surface of the connecting seat 1031, the inner hexagonal bolt 1035 penetrates through the connecting block 1033 and is in threaded connection with the connecting block 1033, the connecting block 1033 is in sliding connection with the sliding groove 1021, the inner hexagonal bolt 1035 abuts against a bottom of the sliding groove 1021, an opposite acting force generated by the hexagonal bolt 1035 is applied to the connecting block 1033, so that the upper surface of the connecting block 1033 abuts against an upper inner wall of the sliding groove 1021, and the connecting seat 1031 can be fixed on the fixed end mounting plate 102, otherwise, the inner hexagonal bolt 1035 is released, and the connecting seat 1031 can be shifted to adjust the position on the fixed end mounting plate 102.

Further, as shown in fig. 2, the side of sliding seat 204 is fixed with sensing piece 206 through the screw, sensing piece 206 is "L" shape, the side of line rail backing plate 201 is fixed with aluminium rail 207, the upper surface of aluminium rail 207 is fixed with inductive switch 208 through the screw, and sensing piece 206 and inductive switch 208 cooperate, inductive switch 208 is used for monitoring the position of sensing piece 206, and transmit monitoring information for outside PLC controller, make things convenient for PLC to judge the position of sliding seat 204 according to the position of sensing piece 206, this is prior art, do not do too much explanation here.

Further, as shown in fig. 1-2, the structure of the second pressing assembly 205 is identical to the structure of the first pressing assembly 103, and the second pressing assembly 205 is distributed opposite to the first pressing assembly 103, so that when the second pressing assembly 205 abuts against the first pressing assembly 103, a fixed part can be clamped, and when the first pressing assembly 103 is in an adjusted position, the second pressing assembly 205 can also be adjusted to the position opposite to the first pressing assembly 103 in the same manner.

Further, as shown in fig. 3, one end of the clamping block 505 is semi-arc-shaped, so that a tubular part can be conveniently clamped, the other end of the clamping block 505 is fixed with a second linear rail 506 through a bolt, the second linear rail 506 is slidably connected with the linear rail seat 502, and the second linear rail 506 can guide the telescopic path of the clamping block 505, so that the telescopic stability of the clamping block 505 is improved.

The working principle is as follows: when the clamping device is used, the electrical equipment on the clamping device for machining can normally work through the external power supply and the oil pipe, which is the prior art and is not described in more detail herein.

Enough space can be reserved between the fixed end clamping mechanism 1 and the movable end clamping mechanism 2 for installing chamfering equipment or other processing equipment, when the automatic production line is used for processing, the automatic material supplementing machine can be installed above the second pressing component 205, parts are fed onto the second pressing component 205 from the upper part of the second pressing component 205, the oil cylinder slider 4 is contracted and driven through the hydraulic oil cylinder 3, the oil cylinder slider 4 pulls the movable seat 204 to move towards the first pressing component 103, and the second pressing component 205 pushes the parts to the first pressing component 103 for clamping.

When the second pressing component 205 pushes the part, the clamping block 505 is driven by the air cylinder 504 to move towards the second pressing component 205, so that the second pressing component 205 and the clamping block 505 are matched to clamp the part, and then the hydraulic oil cylinder 3 and the air cylinder 504 contract simultaneously, so that the part can be stably pushed to abut against the first pressing component 103.

When the clamping range needs to be adjusted, only the hexagon socket head cap screw 1035 needs to be loosened, so that the connecting block 1033 can slide in the sliding groove 1021 to adjust the position, the clamping range can be adjusted, and the clamping device is practical.

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.

Claims

1. The utility model provides a clamping device for machining which characterized in that: the clamping device comprises a fixed end clamping mechanism (1), a movable end clamping mechanism (2) and a hydraulic oil cylinder (3), wherein the fixed end clamping mechanism (1) comprises a fixed end mounting seat (101), a fixed end mounting plate (102) is fixed on the upper surface of the fixed end mounting seat (101) through bolts, a first pressing component (103) and a positioning clamping mechanism (5) are arranged on the upper surface of the fixed end mounting plate (102), the positioning clamping mechanism (5) comprises a supporting seat (501), the supporting seat (501) is connected with the upper surface of the mounting plate (102) in a sliding mode, a wire rail seat (502) is fixed on the upper surface of the supporting seat (501) through bolts, an air cylinder mounting seat (503) is sleeved on the outer surface of the wire rail seat (502), an air cylinder (504) is fixed on the upper surface of the air cylinder mounting seat (503), and a clamping block (505) is fixed on the output end of the air cylinder (504), the movable end clamping mechanism (2) comprises a line rail base plate (201), a first line rail (202) is fixed on the upper surface of the line rail base plate (201), a sliding block (203) is connected to the outer surface of the first line rail (202) in a sliding mode, a movable seat (204) is fixed to one end, deviating from the first line rail (202), of the sliding block (203) through screws, an oil cylinder pull head (4) is fixed to the center of the lower surface of the movable seat (204), a hydraulic oil cylinder (3) is connected and fixed to the center of the lower surface of a fixed end mounting plate (102) through a bolt, the output end of the hydraulic oil cylinder (3) is connected and fixed to the oil cylinder pull head (4), and a second pressing assembly (205) is connected to the upper surface of the movable seat (204) in a sliding mode.

2. A clamping device for machining according to claim 1, characterized in that: first compress tightly subassembly (103) including connecting seat (1031), the surface of connecting seat (1031) passes through the fix with screw and compresses tightly piece (1032), the one end that compresses tightly piece (1032) deviates from connecting seat (1031) is half arc structure, and the one end surface that compresses tightly piece (1032) are close to connecting seat (1031) has the arch, and the protruding position is embedded in on the surface of connecting seat (1031).

3. A clamping device for machining according to claim 2, characterized in that: spout (1021) have been seted up to the upper surface of stiff end mounting panel (102), through-hole (1034) have been seted up to the upper surface of connecting seat (1031), and through-hole (1034) interpolation is equipped with hexagon socket head cap screw (1035), the lower surface of connecting seat (1031) is contradicted and is had connecting block (1033), hexagon socket head cap screw (1035) run-through connection piece (1033) and with connecting block (1033) threaded connection, connecting block (1033) and spout (1021) sliding connection.

4. A clamping device for machining according to claim 1, characterized in that: the side of sliding seat (204) is passed through the screw fixation and is had response piece (206), response piece (206) are "L" shape, the side of line rail backing plate (201) is fixed with aluminium rail (207), the upper surface of aluminium rail (207) is passed through the screw fixation and is had inductive switch (208), and responds to piece (206) and inductive switch (208) and cooperate.

5. A clamping device for machining according to claim 1, characterized in that: the structure of the second pressing component (205) is identical to that of the first pressing component (103), and the second pressing component (205) is opposite to the first pressing component (103).

6. A clamping device for machining according to claim 1, characterized in that: one end of the clamping block (505) is in a semi-arc shape, a second linear rail (506) is fixed to the other end of the clamping block (505) through a bolt, and the second linear rail (506) is connected with the linear rail seat (502) in a sliding mode.