CN114289534A

CN114289534A - Precise guide rail drawing machine

Info

Publication number: CN114289534A
Application number: CN202111603393.1A
Authority: CN
Inventors: 黄龙; 王振
Original assignee: WUXI NEWAY STEEL CO Ltd
Current assignee: WUXI NEWAY STEEL CO Ltd
Priority date: 2021-12-24
Filing date: 2021-12-24
Publication date: 2022-04-08

Abstract

The application relates to the field of drawing machines, and discloses a precision guide rail drawing machine which comprises a base, a drawing die, a conveying chain mechanism and a traction mechanism, wherein the drawing die, the conveying chain mechanism and the traction mechanism are arranged at one end of the base; the conveying chain mechanism comprises a driven chain wheel rotatably arranged at one end of the base, a driving chain wheel rotatably arranged at the other end of the base, a conveying chain arranged between the driven chain wheel and the driving chain wheel and a driving motor for driving the driving chain wheel to rotate, and the driving motor is fixedly connected with the base; the traction mechanism comprises a traction seat arranged on the base in a sliding mode and a connecting assembly arranged on the traction seat, the traction seat is fixedly connected with the conveying chain, the connecting assembly is used for connecting the end portion of the raw material to be drawn, a guide mechanism is arranged between the bottom of the traction seat and the base, a plurality of limiting mechanisms are arranged on the base along the length direction of the base, and the limiting mechanisms are used for limiting the guide rail after being drawn. This application has the effect of promoting the guide rail quality.

Description

Precise guide rail drawing machine

Technical Field

The application relates to the field of drawing machines, in particular to a precision guide rail drawing machine.

Background

The drawing machine is industrial equipment consisting of mechanical equipment, lubricating equipment, electrical equipment, hydraulic and pneumatic systems and the like. A drawing machine is an apparatus for drawing metal at normal temperature. And applying a pulling force to the metal blank during drawing so as to enable the metal blank to pass through the die hole to obtain a product with the same size and shape as the die hole.

Chinese patent publication No. CN203459440U discloses a copper material chain type drawing machine, which comprises a motor and a base, wherein the motor is connected with a first transmission shaft through a coupling; the first transmission shaft is arranged in a bearing fixed in the bearing block, and the middle part of the first transmission shaft is connected with a first chain wheel; the bearing block is fixedly arranged at the left end of the base; the first chain wheel is connected with a second chain wheel through a transmission chain; a second transmission shaft is arranged in the middle of the second chain wheel; the second transmission shaft is connected with the base through a second bearing; the right end of the base is connected with a drawing die, and the middle part of the base is provided with a guide rail; and the guide rail is provided with a traction device.

In the process of implementing the application, the inventor finds that at least the following problems exist in the technology: when the drawing machine is used for drawing the precise guide rail, a small amount of deviation can occur in the moving process of the traction device, so that the possibility of bending deformation of a drawn product is caused, the quality requirement can be met only by straightening by using the straightening machine after drawing is finished, and the defects are obvious.

Disclosure of Invention

In order to promote the drawing quality of guide rail, reduce the process after the drawing, this application provides a precision guide rail drawbench.

The application provides a precision guide rail drawbench adopts following technical scheme:

a precise guide rail drawing machine comprises a base, a drawing die arranged at one end of the base, a conveying chain mechanism arranged on the base and a traction mechanism arranged on the base, wherein one end of a raw material penetrates through the drawing die and is connected with the traction mechanism;

the conveying chain mechanism comprises a driven chain wheel rotatably arranged at one end of the base, a driving chain wheel rotatably arranged at the other end of the base, a conveying chain arranged between the driven chain wheel and the driving chain wheel and a driving motor for driving the driving chain wheel to rotate, and the driving motor is fixedly connected with the base;

draw mechanism sets up including sliding draw seat and the coupling assembling of setting on the draw seat on the base, draw the seat with carry chain fixed connection, coupling assembling is used for connecting the tip of waiting to draw the raw materials, draw the seat bottom with be provided with guiding mechanism between the base, set up a plurality of stop gear along self length direction on the base, stop gear is used for spacing to the raw materials after drawing.

Through adopting above-mentioned technical scheme, pass drawing die with the one end of raw materials and be connected with coupling assembling, utilize driving motor drive to carry the chain motion, the drive pulls the seat and slides along base length direction, utilizes guiding mechanism to lead to pulling the seat at the gliding in-process of pulling the seat, reduces and pulls the possibility that the seat produced the skew, utilizes a plurality of stop gear to carry on spacingly to the guide rail after pulling simultaneously, makes guide rail itself difficult to produce and warp to promote the quality of drawing the back guide rail.

Optionally, guiding mechanism is including setting up guide rail on the base is in with the setting the guide slide block of traction seat bottom, guide rail follows base width direction sets up two sets ofly, every group guide rail follows base length direction end to end, guide slide block follows base width direction sets up two, the guide way is seted up on the guide rail surface, guide slide block bottom sets up the guide part, the guide part with guide way sliding fit.

Through adopting above-mentioned technical scheme, utilize the cooperation of guide rail and direction slider to lead and spacing the slip of traction seat, utilize a plurality of guide rails to splice into equally long with the base, can reduce the orbital processing degree of difficulty of direction and the installation degree of difficulty, reduction in production cost when guaranteeing the precision.

Optionally, the guide rail is detachably connected with the base, and the guide slider is detachably connected with the traction seat.

Through adopting above-mentioned technical scheme, can dismantle the guide rail and be connected with the base, the direction slider can be dismantled with the traction seat and be connected, after guide rail and direction slider use a period and produce wearing and tearing, can change alone the serious part of wearing and tearing.

Optionally, a connecting block is arranged on one side of the guide rail in the length direction, a connecting groove is formed in the other side of the guide rail, and the connecting block on the guide rail in the former guide rail in the same group is in inserting fit with the connecting groove on the guide rail in the latter guide rail.

Through adopting above-mentioned technical scheme, the cooperation of pegging graft that utilizes connecting block and spread groove makes two adjacent guide rails dock more accurately, helps promoting the straightness accuracy of same internal guide rail of a set.

Optionally, a placing groove is formed in the surface of the base below each guide rail, an adjusting block is inserted and matched in the placing groove, an adjusting bolt is connected to the base in a threaded manner, the head of the adjusting bolt is arranged in a conical manner, and the head of the adjusting bolt is located at the bottom of the adjusting block.

Through adopting above-mentioned technical scheme, the standing groove can be extruded with the regulating block to the guide rail through direction track and the conflict of base surface, utilizes adjusting bolt's rotation, makes the regulating block support the guide rail to the realization is to single guide rail's altitude mixture control, and the convenience is adjusted the guide rail to same height in with a set of, promotes guide rail's direction precision.

Optionally, one end of the base is fixedly provided with two straightness detectors, the straightness detectors are used for detecting the straightness of the same group of guide rails, and the two straightness detectors are arranged along the width direction of the base.

By adopting the technical scheme, the straightness of the guide tracks in the same group is detected by the straightness detector, and the guide tracks in the same group are adjusted by the straightness detector, so that the adjustment is more accurate.

Optionally, stop gear includes fixed connection and is in spacing on the base, slide the limiting plate that sets up on spacing and drive the gliding actuating cylinder of driving of limiting plate, spacing about base width direction's central symmetry is provided with two, the limiting plate is every all be provided with one on the spacing, two the limiting plate is followed base width direction relative slip, the limiting plate during operation is close to one side and the guide rail conflict of guide rail.

Through adopting above-mentioned technical scheme, draw the raw materials and be drawn a section length back, drive actuating cylinder and drive two limiting plate relative slip, utilize two limiting plates to carry out the centre gripping spacing to fashioned part to reduce the possibility that the guide rail after the shaping produced the deformation.

Optionally, one of the limiting plates is horizontally provided with a limiting block, the other limiting plate is provided with a limiting groove, and the limiting block is in plug-in fit with the limiting groove.

Through adopting above-mentioned technical scheme, utilize stopper and spacing groove grafting cooperation, make to connect more stably between two limiting plates, reduce the limiting plate and receive the frictional force influence between self and the guide rail, produce the possibility of motion.

Optionally, the stopper is provided with two along the direction of height, two one side that the stopper is close to each other is contradicted with the guide rail.

Through adopting above-mentioned technical scheme, utilize two stoppers to carry on spacingly to the top and the bottom of shaping back guide rail, further promote the spacing effect to the guide rail.

In summary, the present application includes at least one of the following beneficial technical effects:

1. one end of the raw material penetrates through the drawing die to be connected with the connecting assembly, the driving motor is used for driving the conveying chain to move, the traction seat is driven to slide along the length direction of the base, the guide mechanism is used for guiding the traction seat in the sliding process of the traction seat, the possibility of deviation of the traction seat is reduced, and meanwhile, the guide rail after drawing is limited by the plurality of limiting mechanisms, so that the guide rail is not easy to deform, and the quality of the guide rail after drawing is improved;

2. the sliding of the traction seat is guided and limited by the matching of the guide rails and the guide sliding blocks, and the plurality of guide rails are spliced to be as long as the base, so that the processing difficulty and the installation difficulty of the guide rails can be reduced, and the production cost is reduced while the precision is ensured;

3. the standing groove can be extruded with the regulating block to the guide rail surface conflict of guide rail and base surface, utilizes adjusting bolt's rotation, makes the regulating block support guide rail to the realization is to single guide rail's altitude mixture control, and the convenience is adjusted to same height with the guide rail in the same group, promotes guide rail's direction precision.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

Fig. 2 is a schematic diagram showing a connecting assembly structure in the embodiment of the present application.

Fig. 3 is a schematic view showing the structure of the guide mechanism in the embodiment of the present application.

Fig. 4 is a schematic view showing a guide rail connection structure in an embodiment of the present application.

Fig. 5 is a top view showing the position of the guide rail in the embodiment of the present application.

Fig. 6 is a sectional view taken along the line a-a in fig. 5.

Fig. 7 is a plan view of a structure embodying a stopper mechanism in the embodiment of the present application.

Description of reference numerals:

1. a base; 11. a placement groove; 2. drawing the die; 3. a conveying chain mechanism; 31. a driven sprocket; 32. a drive sprocket; 33. a conveying chain; 34. a drive motor; 4. a traction mechanism; 41. a traction seat; 42. a connecting assembly; 421. a clamping cylinder; 422. a clamping plate; 5. a guide mechanism; 51. a guide rail; 511. a guide groove; 512. connecting blocks; 513. connecting grooves; 52. a guide slider; 521. a guide portion; 61. an adjusting block; 62. adjusting the bolt; 63. a straightness detector; 7. a limiting mechanism; 71. a limiting frame; 72. a limiting plate; 721. a limiting block; 722. a limiting groove; 73. the cylinder is driven.

Detailed Description

The present application is described in further detail below with reference to figures 1-7.

The embodiment of the application discloses accurate guide rail drawbench. Referring to fig. 1, a precision guide rail drawing machine comprises a base 1, a drawing die 2, a conveying chain mechanism 3 and a traction mechanism 4, wherein the drawing die 2 is fixedly arranged at one end of the base 1, the conveying chain mechanism 3 is arranged on the base 1, the traction mechanism 4 is arranged on the base 1 in a sliding mode, and the traction mechanism 4 is connected with the conveying chain mechanism 3.

Referring to fig. 1, the conveying chain mechanism 3 includes a driving sprocket 32, a driven sprocket 31, a conveying chain 33 and a driving motor 34, the driving sprocket 32 is rotatably disposed at the other end of the base 1, the driven sprocket 31 is rotatably disposed at one end of the base 1, the conveying chain 33 is disposed between the driven sprocket 31 and the driving sprocket 32, the conveying chain 33 is engaged with the driven sprocket 3 and the driving sprocket 32, the driving motor 34 is fixedly connected with the base 1, and a motor shaft of the driving motor 34 is coaxially and fixedly connected with the driving sprocket 32.

Referring to fig. 1, 2 and 3, the traction mechanism 4 includes a traction seat 41 and a connection assembly 42, the traction seat 41 is slidably disposed on the base 1, the traction seat 41 is fixedly connected to the conveying chain 33, the connection assembly 42 is disposed on one side of the traction seat 41 close to the drawing die 2, the connection assembly 42 includes a pair of clamping cylinders 421 and clamping plates 422 fixedly connected to piston rods of the clamping cylinders 421, and the two clamping plates 422 move relatively.

Referring to fig. 2 and 3, one end of the raw material passes through the drawing die 2 and abuts against the drawing base 41, and the two holding plates 422 hold the one end of the raw material, so that the drawing of the guide rail is realized when the drawing base 41 slides.

Referring to fig. 3, a guide mechanism 5 is arranged between the bottom of the traction seat 41 and the base 1, the guide mechanism 5 includes guide rails 51 and guide sliders 52, the guide rails 51 are arranged in two sets along the width direction of the base 1, each set of guide rails 51 is connected with a plurality of guide rails 51 along the length direction of the base 1, and the single guide rail 51 is detachably connected with the base 1 through bolts.

Referring to fig. 4, a connecting block 512 is fixedly disposed on one side of each guide rail 51 in the length direction, a connecting groove 513 is disposed on the other side of each guide rail 51 in the length direction, and the connecting block 512 on the previous guide rail 51 in the same group is in insertion fit with the connecting groove 513 on the next guide rail 51.

Referring to fig. 3, the guide sliders 52 are detachably coupled to the bottom of the traction base 41 by bolts, two guide sliders 52 are disposed along the width direction of the base 1, and a guide portion 521 is integrally formed at the bottom of each guide slider 52. A guide groove 511 is formed in a surface of each guide rail 51, the guide groove 511 is formed along a length direction of the guide rail 51, and the single guide 521 is slidably engaged with the guide groove 511 of the same set of guide rails 51. The sliding of the traction seat 41 is guided and limited by the cooperation of the guide rail 51 and the guide slider 52, so as to improve the straightness of the traction seat 41 during the sliding process.

Referring to fig. 5 and 6, in order to adjust the heights of the guide rails 51 of the same group, the guide rails 51 of the same group have a higher linearity, a placing groove 11 is formed in the surface of the base 1, one placing groove 11 is formed below each guide rail 51, an adjusting block 61 is inserted and matched in each placing groove 11, and the top of each adjusting block 61 is equal to the top of the base 1.

Referring to fig. 6, adjusting bolts 62 are connected to both sides of the base 1 in the length direction in a threaded manner, one adjusting bolt 62 is arranged corresponding to each placing groove 11, the head of each adjusting bolt 62 is arranged in a conical manner, the head of each adjusting bolt 62 is located at the bottom of the corresponding adjusting block 61, and the adjusting block 61 is arranged in a position close to the head of each adjusting bolt 62 in an inclined manner and attached to the head of each adjusting bolt 62. When the adjusting bolt 62 is turned, the adjusting block 61 is pushed by the adjusting bolt 62 to slide upward, and the guide rail 51 is slightly jacked up.

Referring to fig. 1 and 3, in order to provide reference in adjusting the guide rails 51, a straightness detector 63 is fixedly provided at one end of the base 1, two straightness detectors 63 are provided along the width direction of the base 1, and the straightness of the same set of guide rails 51 is detected by the straightness detectors 63 in adjusting the guide rails 51, thereby facilitating the adjustment of the straightness of the guide rails 51.

Referring to fig. 7, a plurality of limiting mechanisms 7 are arranged on the base 1 along the length direction of the base, two limiting mechanisms 7 are used in this embodiment as an example, each limiting mechanism 7 includes two limiting frames 71, two limiting plates 72 and a driving cylinder 73, the two limiting frames 71 are symmetrically arranged about the center of the base 1 in the width direction, one limiting plate 72 is arranged on each limiting frame 71, and the two limiting plates 72 are vertically arranged. The driving cylinders 73 are fixedly arranged on each limiting frame 71, piston rods of the driving cylinders 73 penetrate through the limiting frames 71, the piston rods of the two driving cylinders 73 move relatively along the horizontal direction, and the limiting plates 72 are fixedly connected with the piston rods of the driving cylinders 73.

Referring to fig. 7, two limit blocks 721 are fixedly disposed on one of the limit plates 72, the two limit blocks 721 are disposed along the vertical direction, and two limit grooves 722 are disposed on the other limit plate 72 along the vertical direction. When the limiting mechanism 7 works, the driving cylinder 73 is utilized to drive the two limiting plates 72 to move relatively until the two limiting plates abut against the guide rail and are in sliding fit with the guide rail. At this time, the single limiting block 721 is inserted into and matched with the single limiting groove 722, one limiting block 721 is abutted against the top of the guide rail, the other limiting block is abutted against the abutting part of the guide rail, and the limiting block 721 is in sliding fit with the guide rail. And the periphery of the pulled guide rail is limited by using a limiting mechanism 7, so that the straightness of the guide rail is further improved.

The implementation principle of the precise guide rail drawing machine in the embodiment of the application is as follows: one end of the raw material passes through the drawing die 2, the two clamping plates 422 are driven to move relatively by the clamping cylinder 421, one end of the raw material is clamped, the driving motor 34 is used for driving the conveying chain 33 to move, so that the traction seat 41 slides along the length direction of the base 1, in the sliding process of the traction seat 41, the guide rail 51 and the guide sliding block 52 are matched to guide and limit the sliding of the traction seat 41, and the possibility of deviation of the traction seat 41 is reduced.

After the guide rail is pulled out one section, utilize and drive actuating cylinder 73 and drive two limiting plates 72 relative slip, make one side that two limiting plates 72 are close to each other contradict with the guide rail after the shaping, two limiting blocks 721 contradict with the guide rail after the shaping one side that is close to each other, and it is spacing to carry out the centre gripping to the fashioned part of drawing, further reduces the possibility that the guide rail produced the deformation.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A precise guide rail drawing machine comprises a base (1), a drawing die (2) arranged at one end of the base (1), a conveying chain mechanism (3) arranged on the base (1) and a traction mechanism (4) arranged on the base (1), wherein one end of a raw material penetrates through the drawing die (2) and is connected with the traction mechanism (4); the method is characterized in that:

the conveying chain mechanism (3) comprises a driven chain wheel (31) rotatably arranged at one end of the base (1), a driving chain wheel (32) rotatably arranged at the other end of the base (1), a conveying chain (33) arranged between the driven chain wheel (31) and the driving chain wheel (32) and a driving motor (34) for driving the driving chain wheel (32) to rotate, and the driving motor (34) is fixedly connected with the base (1);

draw mechanism (4) are in including sliding setting draw seat (41) on base (1) and coupling assembling (42) of setting on drawing seat (41), draw seat (41) with carry chain (33) fixed connection, coupling assembling (42) are used for connecting the tip of treating drawing the raw materials, draw seat (41) bottom with be provided with guiding mechanism (5) between base (1), set up a plurality of stop gear (7) along self length direction on base (1), stop gear (7) are used for spacing to the raw materials after drawing.

2. The precision guide drawing machine of claim 1, wherein: guiding mechanism (5) are including setting up guide rail (51) on base (1) and setting are in guide slider (52) of traction seat (41) bottom, guide rail (51) are followed base (1) width direction sets up two sets ofly, and every group guide rail (51) are followed base (1) length direction end to end, guide slider (52) are followed base (1) width direction sets up two, guide way (511) are seted up on guide rail (51) surface, guide slider (52) bottom sets up guide part (521), guide part (521) with guide way (511) sliding fit.

3. A precision guide drawing machine according to claim 2, characterized in that: the guide rail (51) is detachably connected with the base (1), and the guide sliding block (52) is detachably connected with the traction seat (41).

4. A precision guide drawing machine according to claim 2, characterized in that: one side of the length direction of the guide rail (51) is provided with a connecting block (512), the other side of the length direction of the guide rail (51) is provided with a connecting groove (513), and the connecting block (512) on the front guide rail (51) in the same group is in inserting fit with the connecting groove (513) on the rear guide rail (51).

5. A precision guide drawing machine according to claim 2, characterized in that: the base (1) surface is in every a standing groove (11) has all been seted up to guide rail (51) below, the inside grafting cooperation of standing groove (11) has adjusting block (61), threaded connection has adjusting bolt (62) on base (1), the head of adjusting bolt (62) is the toper setting, the head of adjusting bolt (62) is located adjusting block (61) bottom.

6. A precision guide drawing machine according to claim 2, characterized in that: one end of the base (1) is fixedly provided with two straightness detectors (63), the straightness detectors (63) are used for detecting the straightness of the same group of guide rails (51), and the number of the straightness detectors (63) is two along the width direction of the base (1).

7. A precision guide drawing machine according to claim 2, characterized in that: stop gear (7) are including fixed connection spacing (71), the gliding actuating cylinder (73) that drives of limiting plate (72) and drive limiting plate (72) that slide setting on spacing (71) on base (1), spacing (71) are about base (1) width direction's central symmetry is provided with two, limiting plate (72) are every all be provided with one, two on spacing (71) limiting plate (72) are followed base (1) width direction relative slip, one side that limiting plate (72) during operation is close to the guide rail is contradicted with the guide rail.

8. The precision guide drawing machine of claim 7, wherein: one of the limiting plates (72) is horizontally provided with a limiting block (721), the other limiting plate (72) is provided with a limiting groove (722), and the limiting block (721) is in inserted fit with the limiting groove (722).

9. The precision guide drawing machine of claim 8, wherein: the limiting blocks (721) are arranged in two along the height direction, and one side, close to each other, of each limiting block (721) is abutted to the guide rail.