CN209362780U - A chain guide - Google Patents

Abstract

The utility model provides a chain guide device, which is used in conjunction with a suspension guide rail, and is characterized in that it includes a support frame and a guide chain, the guide chain is located at the lower part of the suspension guide rail, and the support frame is fixed on the suspension guide rail at the same time And on the guide chain, the position between the guide chain and the suspension guide rail is relatively fixed; the rotation direction of the roller of the guide chain is the same as the extension direction of the guide chain, and the guide chain includes the first chain and the second chain, the rollers of the first chain and the second chain are arranged oppositely, the first chain and the second chain are separated by a preset distance to form a guide channel, and the width of the guide channel gradually changes from the upstream to the downstream of the suspension guide rail. Small; the chain guide can guide and position the workpiece suspended on the suspension rail.

Description

A chain guide

technical field

The utility model relates to the field of spraying equipment, in particular to a chain guide device.

Background technique

When spraying the workpiece, it is generally necessary to send the workpiece to the spraying station through the suspension guide rail. And the workpiece that hangs on the suspension guide rail will swing back and forth, and when the workpiece enters the spraying station for spraying, it is easy to have uneven spraying, which seriously affects the spraying effect. In order to improve the spraying effect, a device that can reduce the swing of the workpiece and play a positioning role is needed.

Utility model content

Based on this, it is necessary to provide a chain guide device capable of guiding and positioning.

The embodiment of the utility model provides a chain guide device, which is used in conjunction with a suspension guide rail, and includes a support frame and a guide chain. The guide chain is located at the lower part of the suspension guide rail. On the chain, the position between the guide chain and the suspension guide rail is relatively fixed; the guide chain is provided with a plurality of rollers, and the rotation direction of the rollers is the same as the extension direction of the guide chain, and the guide chain includes The first chain and the second chain, the rollers of the first chain and the second chain are arranged oppositely, the first chain and the second chain are separated by a preset distance to form a guide channel, and the width of the guide channel is from the suspension guide rail gradually decreases from upstream to downstream.

Preferably, the first chain includes a fixed plate, a plurality of rotating shafts and a plurality of rollers, the rotating shaft is fixed on the fixed plate, and the rotating shaft passes through the rollers, the structure of the second chain is the same as that of the first The structure of the chain is the same.

Preferably, the guide channel is arranged in cooperation with the suspension guide rail, and the guide channel and the suspension guide rail are located on the same vertical plane.

Preferably, the support frame is a support frame made of plates, the surface of the thin plate is perpendicular to the extension direction of the suspension guide rail and the guide chain, and the support frame is inserted into the suspension guide rail and the guide chain.

Preferably, the support frame includes a left bracket and a right bracket, one end of the left bracket and the right bracket is fixedly connected to the suspension guide rail, and the other end is fixedly connected to the guide chain.

Preferably, the support frame further includes a guide rail connection part, the guide rail connection part is arranged in cooperation with the suspension guide rail, and the two ends of the guide rail connection part are respectively connected and fixed to the left bracket and the right bracket.

Preferably, the suspension guide rail is provided with a guide rail groove, the guide rail connecting part is located in the guide rail groove, and is arranged in cooperation with the transverse section of the guide rail groove, and the left bracket and the right bracket pass through the guide rail groove It is fixedly connected with the connecting part of the guide rail.

Preferably, the left bracket includes an upper rail, a vertical rod and a lower rail, one end of the upper rail is connected to the suspension rail, the other end is connected to the upper end of the vertical rod, and the lower end of the vertical rod is connected to the lower rail One end of the lower cross bar is connected with the first chain, and the length of the lower cross bar and the vertical bar can be adjusted.

Preferably, the left bracket includes a guide rail connection part, a middle part and a chain connection part, the guide rail connection part and the middle part are arranged in an "L" shape, and the chain connection part is arranged in a "one" shape, so Said guide rail connection part, middle part and chain connection part form the left bracket of "匚" font.

Preferably, at least one of the guide rail connecting part and the middle part is provided with a waist-shaped hole, and the guide rail connecting part and the middle part are fixedly connected by bolts, and the connecting position of the guide rail connecting part and the middle part can be adjusted after the bolts are loosened , thereby changing the vertical length of the left bracket; and/or,

At least one of the middle part and the chain connection part is provided with a waist-shaped hole, and the middle part and the chain connection part are fixedly connected by bolts; after the bolts are loosened, the connection position of the middle part and the chain connection part can be adjusted, Thus, the distance between the first guide rail and the second guide rail is changed.

The chain guiding device of the utility model has the function of guiding and positioning the workpieces transported by the hanging guide rail.

Description of drawings

The above and other objects, features and advantages of the present invention will become more clear through a more specific description of the preferred embodiments of the present invention shown in the accompanying drawings. The same reference numerals designate the same parts throughout the drawings, and the drawings are not intentionally scaled to actual size and the emphasis is on illustrating the gist of the present invention.

Fig. 1 is a partial three-dimensional structure diagram of a chain guide device in a preferred embodiment of the present invention;

Fig. 2 is a sectional view of the chain guide device of the preferred embodiment of the present invention;

Fig. 3 is the front view of the support frame of the preferred embodiment of the present invention

Fig. 4 is an enlarged view of part A in Fig. 1 .

Detailed ways

The technical scheme of the utility model is further described in detail below in conjunction with the accompanying drawings and specific examples, so that those skilled in the art can better understand the utility model and implement it, but the examples given are not intended as a guideline for the utility model limited.

As shown in FIGS. 1-4 , the embodiment of the utility model provides a chain guide device, which is used in conjunction with a suspension guide rail 1 , and includes a support frame 2 and a guide chain 3 . The guide chain 3 is positioned at the bottom of the suspension guide rail 1, and the support frame 2 is fixed on the suspension guide rail 1 and the guide chain 3 simultaneously, so that the position between the guide chain 3 and the suspension guide rail 1 is relatively fixed. Guide chain 3 is provided with roller 303, and the direction of rotation of the roller 303 of guide chain 3 is identical with the extension direction of guide chain 3, and guide chain 3 comprises first chain 31 and second chain 32, and first chain 31 and second chain 32 The rollers 303 are arranged opposite to each other, and the first chain 31 and the second chain 32 are separated by a preset distance to form a guide channel 30 . Suspension guide rail 1 is suspended with workpiece, and workpiece is generally hung on the suspension guide rail 1 by hook (the hook that hook is integrally formed), and workpiece moves along suspension guide rail 1 under the drive of power unit. When the hook of the hanging workpiece moves to the guide passage 30 between the first chain 31 and the second chain 32 and enters the guide passage 30, the guide passage 30 cooperates with the suspension guide rail 1 to fix the hook to prevent the hook from swinging and play a guiding role. role of positioning. The width of the guide channel 30 gradually decreases from the upstream to the downstream of the suspension guide rail 1 (the end where the workpiece enters is the upstream, and the end where the workpiece comes out is the downstream), and the hook enters from the wider end of the guide channel 30, which is easier Entering the passage, the width of the guide passage 30 gradually narrows, making the guide positioning more precise.

Referring to Fig. 4, in a preferred embodiment, the first chain 31 includes a fixed plate 301, a plurality of rotating shafts 302 and a plurality of rollers 303, the rotating shaft 302 is fixed on the fixed plate 301, and the rotating shaft 302 runs through the rollers 303, the second chain 32 The structure is the same as that of the first chain 31, and the first chain 31 and the second chain 32 are arranged opposite to each other. The fixing plate 301 plays the role of fixing the roller 303 , and the setting of the roller 303 enables the hook to pass through the guide channel 30 smoothly. Guide channel 30 is arranged with suspension guide rail 1, and guide channel 30 and suspension guide rail 1 are positioned on the same vertical plane (that is, the surface formed by both is approximately perpendicular to the horizontal plane), and when the workpiece passes through guide channel 30, the gravity of the workpiece will not affect chain, so that the guide positioning of the chain guide channel 30 is more accurate, and can reduce the damage rate and prolong its service life.

With reference to Fig. 1 and Fig. 2, in preferred embodiment, support frame 2 is the support frame 2 that is made of sheet material, and sheet material is metal plate, and the surface of sheet material is perpendicular to the extension direction of suspension guide rail 1 and guide chain 3. The support frame 2 is inserted into the suspension guide rail 1 and the guide chain 3, so that the support frame 2 will not rotate relative to the suspension guide rail 1 and the guide chain 3, the positional relationship of the three is more stable, and the guiding and positioning effect is better. Support frame 2 comprises left bracket 21 and right bracket 22, and one end of left bracket 21 and right bracket 22 is inserted into suspension guide rail 1 and is fixedly connected with suspension guide rail 1, and the other end is inserted into guide chain 3 and is fixedly connected with guide chain 3. With reference to Fig. 3, support frame 2 also comprises guide rail connecting portion 201, and guide rail connecting portion 201 cooperates with suspension guide rail 1 to arrange, and the two ends of guide rail connecting portion 201 are respectively connected and fixed with left support 21 and right support 22; shaking. Further, the suspension guide rail 1 is provided with a guide rail groove, and the guide rail connecting part 201 is located in the guide rail groove, and is arranged in cooperation with the transverse section of the guide rail groove. connect.

In a preferred embodiment, the left bracket 21 includes an upper cross bar, a vertical bar and a lower cross bar, one end of the upper cross bar is connected with the suspension guide rail 1, the other end is connected with the upper end of the vertical bar, and the lower end of the vertical bar is connected with the lower end of the lower cross bar. One end is connected, the other end of the lower cross bar is connected with the first chain 31, the length of the lower cross bar and the vertical bar is all adjustable, and the height of the support frame 2 and the width of the guide channel 30 can be adjusted as required. The left support frame 21 and the right support frame 22 have the same structure and are arranged oppositely.

Referring to Fig. 1 and Fig. 3, in another preferred embodiment, the left bracket 21 includes a guide rail connection part 201, a middle part 202 and a chain connection part 203, the guide rail connection part 201 and the middle part 202 are all arranged in an "L" shape, and the chain The connecting part 203 is arranged in the shape of "one", and the guide rail connecting part 201, the middle part 202 and the chain connecting part 203 form the left bracket 21 in the shape of "匚". At least one of the guide rail connecting part 201 and the middle part 202 is provided with a waist-shaped hole 204 (the waist-shaped hole is arranged at the connecting end of the two), the guide rail connecting part 201 and the middle part 202 are fixedly connected by bolts, and the guide rail can be adjusted after loosening the bolts The connecting position of the connecting part 201 and the middle part 202 changes the vertical length of the left bracket 21 . At least one of the middle part 202 and the chain connecting part 203 is provided with a waist-shaped hole 204 (the waist-shaped hole is arranged at the connecting end of the two), and the middle part 202 and the chain connecting part 203 are fixedly connected by bolts; the middle part can be adjusted after loosening the bolts. The connecting position of the chain connecting portion 202 and the chain connecting portion 203 changes the distance between the first guide rail and the second guide rail.

The chain guiding device of the utility model has the function of guiding and positioning the workpieces transported by the hanging guide rail.

The above are only preferred embodiments of the present utility model, and are not intended to limit the patent scope of the present utility model. Any equivalent structure or equivalent process conversion made by using the description of the utility model and the contents of the accompanying drawings, or directly or indirectly used in other related All technical fields are all included in the scope of patent protection of the utility model in the same way.

Claims (10)

1. A chain guide, used in conjunction with a suspension guide rail, is characterized in that it includes a support frame and a guide chain, the guide chain is located at the bottom of the suspension guide rail, and the support frame is fixed on the suspension guide rail and the guide rail at the same time On the chain, the position between the guide chain and the suspension guide rail is relatively fixed; the guide chain is provided with a plurality of rollers, and the rotation direction of the rollers is the same as the extension direction of the guide chain, and the guide chain includes The first chain and the second chain, the rollers of the first chain and the second chain are arranged oppositely, the first chain and the second chain are separated by a preset distance to form a guide channel, and the width of the guide channel is from the suspension guide rail gradually decreases from upstream to downstream. 2. The chain guide device according to claim 1, wherein the first chain comprises a fixed plate, a plurality of rotating shafts and a plurality of rollers, the rotating shafts are fixed on the fixed plate, and the rotating shafts pass through the scroll wheel. 3 . The chain guide device according to claim 1 , wherein the guide channel is arranged in cooperation with the suspension guide rail, and the guide channel and the suspension guide rail are located on the same vertical plane. 4 . 4. The chain guide device according to claim 1, wherein the support frame is a support frame made of sheet material, the surface of the thin plate is perpendicular to the extension direction of the suspension guide rail and the guide chain, and the support frame is inserted into the suspension guide rail and guide chains. 5. The chain guiding device according to claim 1, wherein the support frame comprises a left bracket and a right bracket, one end of the left bracket and the right bracket is fixedly connected with the suspension guide rail, and the other end is connected with the guide chain Fixed connection. 6. The chain guide device according to claim 5, wherein the support frame further comprises a guide rail connection part, the guide rail connection part is arranged in cooperation with the suspension guide rail, and the two ends of the guide rail connection part are respectively connected to Described left support and right support are connected and fixed. 7. The chain guide device according to claim 6, wherein a guide rail groove is arranged on the suspension guide rail, and the guide rail connecting part is located in the guide rail groove, and is arranged in cooperation with the transverse section of the guide rail groove, so that The left bracket and the right bracket pass through the guide rail groove and are fixedly connected to the guide rail connecting portion. 8. The chain guide device according to claim 5, wherein the left bracket comprises an upper cross bar, a vertical bar and a lower cross bar, one end of the upper cross bar is connected with the suspension guide rail, and the other end is connected with the vertical bar The upper end of the vertical bar is connected, the lower end of the vertical bar is connected with one end of the lower horizontal bar, the other end of the lower horizontal bar is connected with the first chain, and the lengths of the lower horizontal bar and the vertical bar are all adjustable. 9. The chain guide device according to claim 5, wherein the left bracket comprises a guide rail connection part, a middle part and a chain connection part, and the guide rail connection part and the middle part are arranged in an "L" shape , the chain connecting part is arranged in a "one" shape, and the guide rail connecting part, the middle part and the chain connecting part form a left bracket in the shape of "匚". 10. The chain guide device according to claim 9, characterized in that at least one of the connecting portion of the guide rail and the middle portion is provided with a waist-shaped hole, and the connecting portion of the guide rail and the middle portion are fixedly connected by bolts. After the bolt is loosened, the connecting position of the rail connecting part and the middle part can be adjusted, thereby changing the vertical length of the left bracket; and/or, At least one of the middle part and the chain connection part is provided with a waist-shaped hole, and the middle part and the chain connection part are fixedly connected by bolts; after the bolts are loosened, the connection position of the middle part and the chain connection part can be adjusted, Thus, the distance between the first guide rail and the second guide rail is changed.