CN211991227U - Connecting rod big end sawing clamp and sawing equipment thereof - Google Patents
Connecting rod big end sawing clamp and sawing equipment thereof Download PDFInfo
- Publication number
- CN211991227U CN211991227U CN202020559146.0U CN202020559146U CN211991227U CN 211991227 U CN211991227 U CN 211991227U CN 202020559146 U CN202020559146 U CN 202020559146U CN 211991227 U CN211991227 U CN 211991227U
- Authority
- CN
- China
- Prior art keywords
- sawing
- connecting rod
- positioning
- clamp
- saw blade
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Sawing (AREA)
Abstract
The utility model relates to a connecting rod major part sawing anchor clamps, it includes: the left clamp and the right clamp are arranged on the base in a bilateral symmetry mode, a positioning groove is formed in the inner side of the left clamp, the positioning groove is horizontally arranged in the front-back direction of the left clamp, the front end of the positioning groove is open, a threaded hole is formed in the outer surface of the left clamp and the rear end of the positioning groove, and a positioning screw rod is arranged in the threaded hole; the positioning seat is arranged between the bottoms of the front ends of the left clamp and the right clamp, and a plurality of positioning bulges are arranged on the positioning seat; the diameters of the two ends of the shaft pin are matched with the height of the positioning groove, and the diameter of the middle part of the shaft pin is matched with the size of the positioning hole of the small end of the connecting rod; and the driving device is used for driving the left clamp and the right clamp to move in the opposite direction or in the opposite direction. Still relate to a connecting rod major part sawing equipment, it includes the aforesaid sawing anchor clamps, still including locating but the rotatory band saw blade that goes up and down of base top, the sawtooth of band saw blade with the sawing anchor clamps front end is corresponding.
Description
Technical Field
The utility model relates to an automobile parts processing equipment technical field especially relates to a connecting rod major part sawing anchor clamps and sawing equipment thereof.
Background
The big end of the connecting rod needs to be sawed when the automobile connecting rod part is produced at present, the connecting rod is generally clamped manually in a factory at present, and at most three connecting rods can be clamped and processed at the same time in one-time clamping; the connecting rod is horizontally arranged for sawing, the contact surface with the bottom plate is large, the bottom plate has scrap iron waste, so that the positioning error is large, the precision is influenced, the connecting rod needs to be repositioned and clamped every time a workpiece is replaced, and the steps are complicated; the connecting rods are screwed together by manpower, the force is different, the precision is affected by the movement easily generated when the connecting rods are sawed, and the fault-tolerant rate is low; and when the connecting rod is sawed, the saw blade performs sawing operation through reciprocating motion, and the sawing of the connecting rod consumes a long time.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a simple structure, convenient operation, positioning accuracy height, machining precision height, high connecting rod major part sawing anchor clamps and sawing equipment that production efficiency is high are provided.
In order to solve the above problems, the utility model adopts the following technical proposal:
a connecting rod big end sawing fixture, comprising:
the left clamp and the right clamp are arranged on the base in a bilateral symmetry mode, a positioning groove is formed in the inner side of the left clamp, the positioning groove is horizontally arranged in the front-back direction of the left clamp, the front end of the positioning groove is open, a threaded hole is formed in the outer surface of the left clamp and the rear end of the positioning groove, and a positioning screw rod is arranged in the threaded hole;
the positioning seat is arranged between the bottoms of the front ends of the left clamp and the right clamp, and a plurality of positioning bulges are arranged on the positioning seat;
the diameters of the two ends of the shaft pin are matched with the height of the positioning groove, and the diameter of the middle part of the shaft pin is matched with the size of the positioning hole of the small end of the connecting rod;
and the driving device is used for driving the left clamp and the right clamp to move in the opposite direction or in the opposite direction.
As a further improvement of the present invention, the driving device is disposed on the left/right clamp, and at this time the right/left clamp is fixedly disposed on the base.
As a further improvement of the present invention, the driving device is disposed on the left clamp and the right clamp, the left clamp and the right clamp are synchronous in the base to face each other/deviate from sliding.
As a further improvement of the utility model, the driving device is a telescopic oil cylinder or a lead screw transmission.
The connecting rod big end sawing equipment comprises the sawing fixture and a band saw blade which is arranged above the base and can rotate to lift, wherein saw teeth of the band saw blade correspond to the front end of the sawing fixture.
As a further improvement, the band saw blade is connected at the action wheel and follows the driving wheel, through the action wheel drive the saw blade rotates, the action wheel links to each other with the pivot of headstock, follow the pivot of driving wheel with passive axle box and link to each other, headstock and passive axle box set firmly on the mounting bracket, the mounting bracket through a plurality of elevating gear set up in on the base.
As a further improvement, the mounting bracket lower part has set firmly two linking arms, install a plurality of group symmetries on the linking arm and locate the directional wheel of band saw blade both sides, directional wheel is followed band saw blade direction of delivery rolls, saw open anchor clamps and locate two the linking arm intermediate position.
As a further improvement, the connecting arm is provided with a pressing wheel, the pressing wheel is provided with a rolling groove, and the top end of the band saw blade is contacted.
As a further improvement, the lifting device is a hydraulic lifting cylinder.
As a further improvement of the utility model, a plurality of guide bars have been set firmly on the base, the guide bar is followed pass on the mounting bracket.
Adopt the produced beneficial effect of above-mentioned technical scheme to lie in:
the sawing fixture penetrates through the connecting rods through the shaft pins, then the two ends of the shaft pins are inserted into the positioning grooves of the left fixture and the right fixture, the shaft pins are pushed to the rear ends of the positioning grooves along the positioning grooves, and the positioning is carried out by matching with the positioning seats, so that the connecting rods are kept horizontal along the length direction, the positioning mode is simple and convenient, and the positioning precision is high; the left clamp and the right clamp are driven by the driving device to clamp a plurality of connecting rods penetrating through the shaft pins, and then the connecting rods are sawn by the band saw blade, so that the connecting rods can be effectively prevented from moving during machining, and the machining precision is improved; a plurality of connecting rods can be penetrated on the shaft pin at one time, so that the production efficiency is greatly improved; and the distance between the small end of the connecting rod and the rear end of the positioning groove can be adjusted through the positioning screw rod, and the sawing position of the connecting rod by the band saw blade can be adjusted through adjusting the positioning screw rod.
The sawing equipment is used for sawing the connecting rod through the rotatable band saw blade, so that the sawing efficiency is greatly improved, and the directional wheels are arranged on the two sides of the band saw blade on the two sides of the sawing fixture, so that the band saw blade above the sawing fixture moves along a straight line and is not easy to deflect; the pressing wheel is arranged above the band saw blade, so that the band saw blade is prevented from bending upwards when moving downwards, the downward pressure is increased, and the sawing speed is increased.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural view of the middle sawing jig of the present invention.
Fig. 2 is a schematic front view of the connecting rod of the present invention.
Fig. 3 is a left side view structure diagram of the middle connecting rod of the present invention.
Fig. 4 is a schematic front view of the sawing device of the present invention.
Fig. 5 is a partially enlarged schematic view at a in fig. 4.
Fig. 6 is a schematic top view of the sawing device according to the present invention.
Fig. 7 is a partially enlarged schematic view at B in fig. 6.
Fig. 8 is a schematic structural diagram of a middle connecting rod product of the present invention.
Wherein: 1 left clamp, 2 right clamp, 3 locating grooves, 4 threaded holes, 5 locating screws, 6 locating seats, 7 locating protrusions, 8 shaft pins, 9 connecting rods, 9-1 locating holes, 9-2 sawing parts, 10 band saw blades, 11 driving wheels, 12 driven wheels, 13 rotating shafts, 14 spindle boxes, 14-1 driven axle boxes, 15 mounting frames, 16 lifting devices, 17 telescopic oil cylinders, 18 bases, 19 water pipes, 20 directional wheels, 21 pressing wheels, 22 connecting arms, 23 guide rods and 24 connecting rod finished products.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the following description of the present invention with reference to the accompanying drawings and specific embodiments is provided for clarity and completeness.
A connecting rod large end sawing fixture as shown in fig. 1-8, comprising:
the left clamp 1 and the right clamp 2 are arranged on the base 18 in a bilateral symmetry manner, a positioning groove 3 is arranged on the inner side of the left clamp 1, the positioning groove 3 is horizontally arranged along the front-back direction of the left clamp 1, the front end of the positioning groove is open, a through threaded hole 4 is formed in the outer surface of the left clamp 1 and the rear end of the positioning groove, and a positioning screw rod 5 is arranged in the threaded hole 4;
the positioning seat 6 is arranged between the bottoms of the front ends of the left clamp 1 and the right clamp 2, a plurality of positioning bulges 7 are arranged on the positioning seat 6, and the distances between the positioning bulges 7 are reasonably arranged, so that the positioning bulges 7 support the large heads of all the connecting rods 9;
the diameters of two ends of each shaft pin 8 are matched with the heights of the positioning grooves 3, the diameter of the middle of each shaft pin 8 is matched with the size of a positioning hole 9-1 of the small end of each connecting rod 9, the length of each shaft pin 8 is reasonably set, and when the left clamp 1 and the right clamp 2 clamp the plurality of connecting rods 9, the length of each shaft pin 8 is smaller than the distance between the bottoms of the two positioning grooves 3, so that interference is avoided;
and the driving device is used for driving the left clamp 1 and the right clamp 2 to move in the opposite direction or away from the opposite direction. The driving device is driven by a telescopic oil cylinder 17 or a lead screw. The driving device is arranged on the left clamp 1/the right clamp 2, and at the moment, the right clamp 2/the left clamp 1 is fixedly arranged on the base 18. As another driving mode, the driving device is disposed on the left clamp 1 and the right clamp 2, and the left clamp 1 and the right clamp 2 synchronously slide on the base 18 in an opposite/opposite direction. In this embodiment, the driving device is a telescopic oil cylinder 17, the telescopic oil cylinder 17 is fixedly connected with the base 18, and an oil cylinder rod of the telescopic oil cylinder is fixedly connected with the outer side of the left clamp 1.
The sawing fixture penetrates through a plurality of connecting rods 9 through a shaft pin 8, then two ends of the shaft pin 8 are inserted into the positioning grooves 3 of the left fixture 1 and the right fixture 2, the shaft pin 8 is pushed to the rear ends of the positioning grooves 3 along the positioning grooves 3, the positioning is carried out by matching with the positioning seat 6, the height of the positioning bulge 7 is reasonably arranged, the connecting rods 9 are kept horizontal along the length direction, namely the axes of the round holes at the small-head positioning hole 9-1 and the large-head sawing part 9-2 are in the same horizontal plane, the positioning mode is simple and convenient, and the positioning precision is high; the left clamp 1 and the right clamp 2 are driven by the driving device to clamp a plurality of connecting rods 9 penetrating through the shaft pins 8, and then the connecting rods are sawn by the band saw blade 10, so that the connecting rods 9 can be effectively prevented from moving during machining, and the machining precision is improved; a plurality of connecting rods 9 can be threaded on the shaft pin 8 at one time, so that the production efficiency is greatly improved; the distance between the small end of the connecting rod 9 and the rear end of the positioning groove 3 can be adjusted through the positioning screw rod 5, and the sawing position of the band saw blade 10 to the connecting rod 9 can be adjusted through adjusting the positioning screw rod 5.
A connecting rod big end sawing device comprises the sawing clamp and a band saw blade 10 which is arranged above a base 18 and can rotate and lift, and sawteeth of the band saw blade 10 correspond to the front end of the sawing clamp. The band saw blade 10 is connected on action wheel 11 and follow driving wheel 12, through action wheel 11 drive the saw blade 10 rotates, action wheel 11 links to each other with the pivot 13 of headstock 14, follow driving wheel 12 links to each other with the pivot 13 of passive axle box 14-1, headstock 14 and passive axle box 14-1 set firmly on mounting bracket 15, mounting bracket 15 sets up through a plurality of elevating gear on base 18.
In this embodiment, two connecting arms 22 are fixedly arranged on the lower portion of the mounting frame 15, a plurality of sets of directional wheels 20 symmetrically arranged on two sides of the band saw blade 10 are arranged on the connecting arms 22, one set or two sets of directional wheels 20 are arranged in this embodiment, the directional wheels 20 roll along the conveying direction of the band saw blade 10, and the sawing fixture is arranged in the middle of the two connecting arms 22. The connecting arm 22 is provided with a pressing wheel 21, and the pressing wheel 21 is provided with a rolling groove and is in contact with the top end of the band saw blade 10. The lifting device is a plurality of hydraulic lifting oil cylinders which can be lifted synchronously. A water pipe is provided on the connecting arm 22 (the left connecting arm 22 in fig. 5) in front of the operation of the band saw blade 10 to spray the cutting fluid to the feed port of the band saw blade 10.
The sawing equipment is used for sawing the connecting rod 9 through the rotatable band saw blade 10, the sawing efficiency is greatly improved, and the directional wheels 20 are arranged on the two sides of the band saw blade 10 on the two sides of the sawing fixture, so that the band saw blade 10 above the sawing fixture moves along a straight line and is not easy to deflect; by arranging the pressing wheel 21 above the band saw blade 10, the band saw blade 10 is prevented from bending upwards when moving downwards, the downward pressure is increased, and the sawing speed is increased.
The base 18 is fixedly provided with a plurality of guide rods 23, and the guide rods 23 penetrate through the mounting frame 15, so that the guide and anti-toppling functions are achieved on the mounting frame 15, and the overall stability of the equipment is enhanced. The PLC is electrically connected with each electronic device in the device and is used for carrying out unified adjustment and control.
The specific working process is as follows:
the distance between the free end of the positioning screw rod 5 and the rear end of the positioning groove 3 is adjusted;
connecting the four connecting rods 9 in series through the shaft pins 8 and the positioning holes 9-1;
pushing the shaft pin 8 into the positioning grooves 3 of the left clamp 1 and the right clamp 2 and to the rear ends of the positioning grooves 3, and positioning by matching with the positioning seat 6, so that the large ends of the connecting rods 9 respectively fall on one positioning bulge 7, and the connecting rods 9 are kept horizontal along the length direction;
the left clamp 1 is driven to move rightwards through the telescopic oil cylinder 17, four connecting rods 9 are clamped, and a pressure sensor can be arranged on the telescopic oil cylinder 17, so that the clamping pressure at each time is kept the same, and errors are reduced;
the lifting device 16 drives the mounting frame 15 to move downwards, and the band saw blade 10 saws the big-head sawing part 9-2 of the connecting rod 9 downwards to obtain a connecting rod finished product 24;
the lifting device 16 drives the mounting frame 15 to move upwards, so that the band saw blade 10 leaves the sawing fixture, the telescopic oil cylinder 17 drives the left fixture 1 to move leftwards, the four connecting rods 9 are loosened, and the processed four connecting rod finished products 24 are taken out.
The above operations are cyclically performed to perform the sawing operation of the link 9.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the embodiments of the present invention.
Claims (10)
1. The utility model provides a connecting rod big-end sawing anchor clamps which characterized in that, it includes:
the left clamp (1) and the right clamp (2) are arranged on the base (18) in a bilateral symmetry mode, a positioning groove (3) is formed in the inner side of the left clamp (1), the positioning groove (3) is horizontally arranged in the front-back direction of the left clamp (1), the front end of the positioning groove is open, a through threaded hole (4) is formed in the outer surface of the left clamp (1) and the rear end of the positioning groove, and a positioning screw rod (5) is arranged in the threaded hole (4);
the positioning seat (6) is arranged between the bottoms of the front ends of the left clamp (1) and the right clamp (2), and a plurality of positioning bulges (7) are arranged on the positioning seat (6);
the diameters of two ends of the shaft pin (8) are matched with the height of the positioning groove (3), and the diameter of the middle part of the shaft pin is matched with the size of a positioning hole (9-1) of the small end of the connecting rod (9);
and the driving device is used for driving the left clamp (1) and the right clamp (2) to move in the opposite direction or in the opposite direction.
2. The connecting rod large-head sawing jig according to claim 1, wherein the driving device is provided on the left jig (1)/the right jig (2), and the right jig (2)/the left jig (1) is fixed on the base (18).
3. Connecting rod large-head sawing jig according to claim 1, characterised in that the driving means are provided on the left jig (1) and the right jig (2), and the left jig (1) and the right jig (2) synchronously slide on the base (18) towards/away from each other.
4. The connecting rod large-head sawing jig according to claim 1, wherein the driving means is a telescopic cylinder (17) or a lead screw transmission.
5. The connecting rod large-head sawing equipment is characterized by comprising the sawing fixture according to any one of claims 1 to 4 and a band saw blade (10) which is rotatably lifted and arranged above the base (18), wherein saw teeth of the band saw blade (10) correspond to the front end of the sawing fixture.
6. The connecting rod big-end sawing device according to claim 5, characterized in that the band saw blade (10) is connected to a driving wheel (11) and a driven wheel (12), the driving wheel (11) drives the saw blade (10) to rotate, the driving wheel (11) is connected to a rotating shaft (13) of a main shaft box (14), the driven wheel (12) is connected to a rotating shaft (13) of a driven shaft box (14-1), the main shaft box (14) and the driven shaft box (14-1) are fixedly arranged on a mounting frame (15), and the mounting frame (15) is arranged on the base (18) through a plurality of lifting devices.
7. The connecting rod large-head sawing equipment according to claim 6, characterized in that two connecting arms (22) are fixedly arranged at the lower part of the mounting frame (15), a plurality of groups of directional wheels (20) symmetrically arranged at two sides of the band saw blade (10) are arranged on the connecting arms (22), the directional wheels (20) roll along the conveying direction of the band saw blade (10), and the sawing fixture is arranged at the middle position of the two connecting arms (22).
8. The connecting rod large-head sawing device according to claim 7, characterized in that a pinch roller (21) is arranged on the connecting arm (22), and a rolling groove is arranged on the pinch roller (21) and is in contact with the top end of the band saw blade (10).
9. The link large-head sawing device according to claim 6, wherein the lifting means is a hydraulic lift cylinder.
10. The connecting rod large-head sawing device according to claim 6, characterized in that a plurality of guide rods (23) are fixedly arranged on the base (18), and the guide rods (23) penetrate through the mounting frame (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020559146.0U CN211991227U (en) | 2020-04-16 | 2020-04-16 | Connecting rod big end sawing clamp and sawing equipment thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020559146.0U CN211991227U (en) | 2020-04-16 | 2020-04-16 | Connecting rod big end sawing clamp and sawing equipment thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211991227U true CN211991227U (en) | 2020-11-24 |
Family
ID=73414611
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020559146.0U Active CN211991227U (en) | 2020-04-16 | 2020-04-16 | Connecting rod big end sawing clamp and sawing equipment thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211991227U (en) |
-
2020
- 2020-04-16 CN CN202020559146.0U patent/CN211991227U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201410685Y (en) | Woodwork full-automatic up-and-down multi-board four-side sawing machine tool | |
| CN111515300B (en) | Machining process and machining system for punched and bent plates | |
| CN215147005U (en) | Clamping device is used in machine part processing | |
| CN211991227U (en) | Connecting rod big end sawing clamp and sawing equipment thereof | |
| CN115945732B (en) | Steel pipe cutting machine | |
| CN210334571U (en) | Steel plate cutting device | |
| CN209394061U (en) | A kind of aluminium sheet cast-cutting saw slice keyway planer | |
| CN216829026U (en) | Wire cutting machine tool with quick clamping structure | |
| CN215942274U (en) | Continuous feeding device of sawing machine for production of forged pieces | |
| CN209886554U (en) | High-speed straightener | |
| CN207577864U (en) | Novel seven axis drilling and milling center of numerical control | |
| CN112676644A (en) | Bar clamping, supplementing and feeding device of sawing machine | |
| CN214212447U (en) | Bar clamping, supplementing and feeding device of sawing machine | |
| CN213794531U (en) | Bar sawing tool | |
| CN220073432U (en) | Environment-friendly aluminum alloy bar fixed-length sawing device | |
| CN213969671U (en) | Positioning fixture applied to T-shaped material welding equipment | |
| CN212495739U (en) | Rotatable band sawing machine | |
| CN220921067U (en) | Special-shaped cutting device for pipe orifice of steel pipe | |
| CN213163220U (en) | Steel plate drill processing and feeding device | |
| CN214135047U (en) | Accurate positioning and clamping device for products of numerical control machining center | |
| CN219005289U (en) | Double-end pneumatic clamp | |
| CN213796915U (en) | Foam roller cutting machine of adjustable cutting diameter | |
| CN220093199U (en) | Grooving device for aluminum profile machining | |
| CN218134370U (en) | Angle steel production steel groove punching device | |
| CN210476161U (en) | High-precision cutting and forming device for copper balls |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |