CN215754706U

CN215754706U - Glove machine sprocket tightening device

Info

Publication number: CN215754706U
Application number: CN202122172362.7U
Authority: CN
Inventors: 张蕊; 刘伟; 吴旭
Original assignee: Jiangsu Fumin Xinke Heavy Machinery Co ltd
Current assignee: Jiangsu Fumin Xinke Heavy Machinery Co ltd
Priority date: 2021-09-08
Filing date: 2021-09-08
Publication date: 2022-02-08
Anticipated expiration: 2031-09-08

Abstract

The utility model relates to a glove machine sprocket tightening means belongs to the technical field that the sprocket tightens up, and it includes support frame and bracing piece, the bracing piece slides and connects on the support frame, be equipped with connecting rod and straining device on the support frame, fixedly connected with supporting seat on the bracing piece, it is connected with the first sprocket that is used for driving the chain motion to rotate on the supporting seat, straining device includes counter weight and coupling assembling, the counter weight passes through coupling assembling and draws the supporting seat to the direction of keeping away from the second sprocket, realizes that the figure that only needs to increase the counter weight just can change the tightening up degree between first sprocket and the second sprocket to the potential safety hazard that the climbing support frame brought has been reduced.

Description

Glove machine sprocket tightening device

Technical Field

The application relates to the technical field of chain wheel tightening, in particular to a chain wheel tightening device of a glove knitting machine.

Background

At present, in the production line of glove production, gloves are sleeved on hand molds and are conveyed to the processes of gum dipping, sizing, water washing and the like through a conveying mechanism. Generally, the support frame is 10 meters to 18 meters, the conveying mechanism comprises a first chain wheel and a second chain wheel which are arranged on the support frame, a chain is sleeved outside the first chain wheel and the second chain wheel, the chain wheels drive the chain to rotate under the driving of a motor, and then a hand can be conveyed to each process. The chain is easy to loosen after being used for a long time, and the meshing between the chain and the chain wheel is loosened after being loosened, so that the operation of the whole chain transmission mechanism is influenced. Therefore, the chain is tensioned using the screw. Referring to fig. 1, screw 16 is installed on support frame 1, and it is connected with bracing piece 11 to slide on support frame 1, fixedly connected with supporting seat 12 on the bracing piece 11, and it is connected with the first sprocket 13 that is used for driving the chain motion to rotate on the supporting seat 12, and on support frame 1 was worn to locate by screw 16, and the one end that stretches out support frame 1 offsets with the lateral wall of bracing piece 11, makes to the bracing piece drive first sprocket 13 towards the direction motion of keeping away from the second sprocket through rotating screw 16, realizes the tensioning of chain.

To the correlation technique among the above-mentioned, the inventor thinks, when regularly tensioning the chain, because the height of support frame is higher, the staff need climb to the overhead support frame on, through rotating the screw rod to the chain tensioning, there is the potential safety hazard in climbing support frame adjusting screw rod every time.

SUMMERY OF THE UTILITY MODEL

In order to improve the above-mentioned problem, the present application provides a glove machine sprocket tightening device.

The application provides a glove machine sprocket tightening means adopts following technical scheme:

the utility model provides a glove machine sprocket tightening means, includes support frame and bracing piece, the bracing piece slides and connects on the support frame, fixedly connected with supporting seat on the bracing piece, it is connected with the first sprocket that is used for driving the chain motion to rotate on the supporting seat, be equipped with straining device on the support frame, straining device includes counter weight and coupling assembling, the counter weight passes through coupling assembling and draws the supporting seat to the direction of keeping away from the second sprocket.

Through adopting above-mentioned technical scheme, the counter weight passes through coupling assembling pulling bracing piece, drives first sprocket and moves towards the direction of keeping away from the second sprocket, and the power of applying force to the bracing piece can be adjusted to the figure through the counter weight to adjust the interval of first sprocket and second sprocket, realize the tensioning to the chain, can realize not climbing the support frame and just tighten up the chain, thereby reduced the potential safety hazard that climbing work platform brought.

Preferably, the connecting assembly comprises a guide wheel and a pull rope, the guide wheel is fixed on the support frame, one end of the pull rope is fixed on the connecting rod, and the other end of the pull rope passes through the guide wheel and is bound with a counterweight.

Through adopting above-mentioned technical scheme, stay cord one end is fixed in on the connecting rod, and the other end passes through the leading wheel and hangs down to the support frame bottom, and the stay cord other end is connected with the counter weight, provides the pulling force through the counter weight, and the pulling force conducts to the connecting rod through the stay cord to the realization is to the pulling of connecting rod.

Preferably, coupling assembling still includes the connecting rod, the connecting rod is fixed in on the bracing piece, the connecting rod slide connect in on the support frame.

Through adopting above-mentioned technical scheme, when the stay cord pulling bracing piece, bracing piece length direction's both ends and support frame contact and slide, and at this moment, the connecting rod will slide on the support frame along with the bracing piece, has increased the area of contact of bracing piece and support frame to the stability that the connecting rod slided has been improved.

Preferably, a sliding groove is formed in the support frame, and the connecting rod slides on the side wall of the sliding groove.

Through adopting above-mentioned technical scheme, when the stay cord pulling bracing piece, the groove of sliding restriction connecting rod slides along the groove cell wall that slides to the stability that the connecting rod slided has further been improved.

Preferably, the connecting rod is provided with a roller, the roller is rotatably connected with the connecting rod, and the roller rolls at the bottom of the sliding groove.

Through adopting above-mentioned technical scheme, become the roll with the slip of connecting rod in the inslot that slides, reduced the frictional force between connecting rod and the support frame to reduced the counter weight and provided tensile loss.

Preferably, the connecting assembly further comprises a pull rod, the pull rod is fixed on the connecting rod, and the pull rope is fixed on the pull rod.

Through adopting above-mentioned technical scheme, pull rod, bracing piece and connecting rod are connected and are become a whole, have improved holistic intensity.

Preferably, the support frame is provided with a braking mechanism, and the braking mechanism is used for preventing the first chain wheel from moving towards the second chain wheel.

Through adopting above-mentioned technical scheme, the brake mechanism control connecting rod slides in the groove that slides to the slip of restriction bracing piece has restricted first sprocket to sliding to the direction that is close to the second sprocket, thereby has guaranteed that the chain is in under the state of tensioning in the course of the work.

Preferably, arrestment mechanism includes a plurality of spacing lugs, card and torsional spring, spacing lug sets up side by side in the groove tank bottom that slides, spacing lug is equipped with the spigot surface towards bracing piece one side, every adjacent two be formed with the draw-in groove between the spacing lug, the card is connected on the connecting rod through installation hub rotation, the epaxial cover of installation is equipped with the torsional spring that drives card and spacing lug lateral wall counterbalance, the torsional spring is located between installation axle and the card.

By adopting the technical scheme, when the connecting rod moves towards the direction far away from the second chain wheel, the card slides to the next clamping groove through the guide surface; when the connecting rod moved to the direction that is close to the second sprocket, the card passed through the resilience force butt of torsional spring on spacing lug, can with the card gomphosis unable removal in the draw-in groove, realized connecting rod unidirectional movement, guaranteed that first sprocket is difficult to slide to the direction that is close to the second sprocket to the realization is to the tensioning of chain.

Preferably, the support frame is provided with a control pulley, the clamping piece is provided with a fixing block, the fixing block is wound with a control rope, one end of the control rope is fixed on the fixing block, and the other end of the control rope penetrates through the control pulley to naturally droop to the bottom end of the support frame.

Through adopting above-mentioned technical scheme, staff's pulling control rope, the power of pulling control rope conducts to the card through the control pulley, and the control rope is towards the orientation pulling fixed block of keeping away from the bracing piece for the card is towards keeping away from the bracing piece orientation motion, and with draw-in groove off-connection, when first sprocket or second sprocket need be maintained and change the chain, the restriction of card to the bracing piece has been removed, is convenient for to the maintenance of two sprockets and the change of chain.

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

1. through the setting of tensioning mechanism, realized realizing the tightening up to first sprocket and second sprocket subaerial through the figure that increases the counter weight, reduced the potential safety hazard that climbing support frame adjusting screw exists.

2. Through the setting of brake mechanism, realized connecting rod one-way motion, restricted first sprocket to the direction slip that is close to the second sprocket, improved overspeed device tensioner's reliability.

3. Through the setting of control rope, control pulley and fixed block, realized the control to the card to realized the card to the restriction of connecting rod, improved the detachability of equipment.

Description of the drawings:

FIG. 1 is a schematic view of the overall structure for embodying a sprocket tightening device in the related art;

FIG. 2 is a schematic overall structure diagram of a chain wheel tightening device for a glove knitting machine according to an embodiment of the present application;

FIG. 3 is a schematic view illustrating a connection relationship between the connection assembly and the support rod in the embodiment of the present application;

FIG. 4 is an enlarged view of portion A of FIG. 3;

fig. 5 is a schematic structural diagram for embodying the braking mechanism in the embodiment of the present application.

Description of reference numerals: 1. a support frame; 11. a support bar; 111. an I-shaped bracket; 12. a supporting seat; 13. a first sprocket; 14. a sliding groove; 15. a support plate; 16. a screw; 17. a first cross bar; 18. a second cross bar; 2. a tensioning mechanism; 21. balancing weight; 22. a connecting assembly; 221. a guide wheel; 222. pulling a rope; 223. hooking; 224. a bucket; 225. a connecting rod; 226. a roller; 227. a pull rod; 3. A brake mechanism; 31. a limiting bump; 311. a guide surface; 312. a card slot; 32. a card; 321. a fixed block; 322. installing a shaft; 33. a torsion spring; 34. a control cord; 35. controlling the pulley.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses glove machine sprocket tightening means, refer to fig. 2 and fig. 3, including support frame 1, placed bracing piece 11 on the support frame 1. Two I-shaped brackets 111 are vertically and fixedly arranged on the support rod 11, the two I-shaped brackets 111 extend towards the direction far away from the support frame 1, and the two I-shaped brackets 111 are parallel to each other. One end of the I-shaped support 111, which is far away from the support frame 1, is fixed with a support plate 15, the support plate 15 is fixedly connected with a support seat 12, a first chain wheel 13 is rotatably arranged on the support seat 12, and a chain is sleeved outside the first chain wheel 13 and the second chain wheel. The support rod 11 is connected with a tensioning mechanism 2, and the tensioning mechanism 2 is used for driving the first chain wheel 13 to move towards the direction far away from the second chain wheel; the support frame 1 is provided with a brake mechanism 3, and the brake mechanism 3 is used for preventing the first chain wheel 13 from moving towards the direction close to the second chain wheel.

Referring to fig. 2 and 3, the tensioning mechanism 2 includes a connecting assembly 22 and a counterweight 21, the connecting assembly 22 includes two connecting rods 225, a pull rod 227, a roller 226, a guide wheel 221, a pull rope 222, a hook 223 and a bucket 224, the two connecting rods 225 are respectively and vertically fixed at two ends of the supporting rod 11 in the length direction, two ends of the pull rod 227 in the length direction are fixedly connected with one ends of the two connecting rods 225 far away from the supporting rod 11, and the supporting rod 11, the pull rod 227 and the connecting rods 225 form a rectangular frame.

The support frame 1 comprises two groups of cross rods which are parallel to each other, and each cross rod group is provided with two cross rods which are respectively a first cross rod 17 and a second cross rod 18 which are parallel to each other. Two connecting rods 225 correspond to a cross rod group respectively, a single connecting rod 225 is positioned between the first cross rod 17 and the second cross rod 18 of the same group, and the first cross rod 17, the connecting rods 225 and the second cross rod 18 are arranged in parallel.

First horizontal pole 17 and second horizontal pole 18 all have seted up the groove 14 that slides towards the one side of connecting rod 225, and connecting rod 225 all rotates towards the one side of first horizontal pole 17 and second horizontal pole 18 and is provided with two gyro wheels 226, and two gyro wheels 226 are located the both ends of connecting rod 225 to be convenient for the stability of bracing piece 11. When the connecting rod 225 moves along the length direction of the first cross bar 17, the roller 226 rolls along the groove bottom surface of the slide groove 14.

The two guide wheels 221 are arranged on the support frame 1 in parallel relatively, two pull ropes 222 are fixedly connected in front of the pull rod 227, one ends of the two pull ropes 222 are fixed on the pull rod 227, the other ends of the two pull ropes 222 form a natural droop after passing through the guide wheels 221, the hook 223 is fixed at one end of each pull rope 222 far away from the pull rod 227, the bucket 224 is hung on the hook 223, and the counterweight 21 is arranged in the bucket.

When the lifting device works, the counterweight 21 is placed in the bucket 224, under the action of the gravity of the counterweight 21, the pull rod 227 is pulled by the pull rope 222 to move towards the direction close to the guide wheel 22, the roller 226 is driven to slide in the sliding groove 14, and the connecting rod 225 drives the supporting seat 12 arranged on the supporting rod 11 to synchronously move. At this time, the distance between the first sprocket 13 and the second sprocket is increased, and the chain disposed outside the two sprockets is closely attached to the two sprockets, thereby achieving the tightening of the chain.

Referring to fig. 4 and 5, the braking mechanism 3 includes a plurality of limiting protrusions 31, a plurality of locking pieces 32, a plurality of fixing blocks 321, a plurality of torsion springs 33, a plurality of control pulleys 35, and a plurality of control ropes 34, the limiting protrusions 31 are arrayed along the length direction of the sliding groove 14, the limiting protrusions 31 are provided with a guide surface 311 on one side facing the support rod 11, and a locking groove 312 is formed between every two adjacent limiting protrusions 31. The connecting rod 225 is fixed with an installation shaft 322 on one side facing the second cross bar 18, the torsion spring 33 is sleeved on the installation shaft 322, one end of the card 32 is sleeved on the torsion spring 33, one end of the torsion spring 33 is fixed with the installation shaft 322, and the other end is fixed with the card 32. The end of the card 32 away from the mounting shaft 322 is embedded in the slot 312, and a gap exists between the mounting shaft 322 and the card 32.

When the connecting rod 225 is driven by the counterweight 21 to move in a direction away from the second sprocket wheel, the card 32 slides into the next card slot 312 through the guide surface 311, and the gap between the mounting shaft and the card provides a compensation space for the movement of the card, so that the connecting rod 225 moves in a direction away from the second sprocket wheel. When the replacement weight 21 or the pull rope 222 is broken, the support rod 11 will move the first sprocket 13 toward the direction close to the second sprocket due to the force applied to the two sprockets by the chain, and at this time, the locking piece 32 is embedded in the locking groove 312, and since the guide surface 311 is not arranged on one side of the connecting rod 225, the locking piece 32 cannot easily leave the locking groove 312, so that the movement of the connecting rod 225 toward the direction close to the second sprocket is limited, and the stability of the whole tightening device is ensured.

Fixed block 321 sets up on the card 32 lateral wall, and control pulley 35 uses the support frame central line to be equipped with two as symmetry axis symmetry at support frame 1 front end, and two control pulleys 35 respectively with correspond the groove 14 department that slides on the second horizontal pole 18 on a straight line, and control rope 34's one end is tied up on fixed block 321, and the other end hangs down to the ground direction nature behind control pulley 35, and control rope 34 hangs down to one meter department from the ground, is equipped with the pull ring at control rope 34 end.

When the restriction to connecting rod 225 needs to be removed, staff pulling control rope 34, control rope 34 drives card 32 and draw-in groove 312 and breaks away from to remove the restriction to connecting rod 225, guaranteed to have can let first sprocket 13 and second sprocket and the separation that the chain is lighter when needs change or equipment maintenance to the chain.

The embodiment of the application discloses a glove knitting machine tightening device's implementation principle does: the balance weight 21 is placed in the bucket 224, the pulling force brought by the balance weight 21 is transmitted to the pull rod 227 through the pull rope 222, the pull rod 227 drives the supporting seat 12 to move towards the direction far away from the second chain wheel, the distance between the first chain wheel 13 and the second chain wheel on the supporting seat 12 is increased, and the chain arranged outside the two chain wheels is tightly attached to the two chain wheels so as to realize the tightening of the chain. When the pull rope 222 is broken or the counterweight 21 is replaced, the locking piece 32 is embedded in the locking groove 312, so that the first chain wheel 13 is limited to move towards the second chain wheel, and the stability of the device is improved. When the chain is replaced or the two chain wheels are repaired, the control rope 34 is pulled, the clamping piece 32 is separated from the clamping groove 312, the limitation of the clamping piece 32 on the first chain wheel 13 is removed, and therefore the device is convenient to repair.

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. The utility model provides a glove machine sprocket tightening means, includes support frame (1) and bracing piece (11), bracing piece (11) slide and connect on support frame (1), fixedly connected with supporting seat (12) on bracing piece (11), it is connected with first sprocket (13) that are used for driving the chain motion to rotate on supporting seat (12), its characterized in that: be equipped with straining device (2) on support frame (1), straining device (2) include counter weight (21) and coupling assembling (22), counter weight (21) are drawn supporting seat (12) to the direction of keeping away from the second sprocket through coupling assembling (22).

2. The glove machine sprocket tightening device according to claim 1, wherein: the connecting assembly (22) comprises a guide wheel (221) and a pull rope (222), the guide wheel (221) is arranged on the support frame (1), one end of the pull rope (222) is fixed on the connecting rod (225), and a counterweight (21) is bound at the other end of the pull rope (222) after passing through the guide wheel (221).

3. The glove box sprocket tightening apparatus as claimed in claim 2, wherein: coupling assembling (22) still include connecting rod (225), connecting rod (225) are fixed in on bracing piece (11), connecting rod (225) slide connect in on support frame (1).

4. The glove machine sprocket tightening apparatus as claimed in claim 3, wherein: the support frame (1) is provided with a sliding groove (14), and the connecting rod (225) slides on the side wall of the sliding groove (14).

5. The glove machine sprocket tightening apparatus as claimed in claim 3, wherein: be equipped with gyro wheel (226) on connecting rod (225), gyro wheel (226) with connecting rod (225) rotate and are connected, gyro wheel (226) roll in sliding groove (14) tank bottom.

6. The glove machine sprocket tightening apparatus as claimed in claim 3, wherein: the connecting assembly (22) further comprises a pull rod (227), the pull rod (227) is fixed on the connecting rod (225), and the pull rope (222) is fixed on the pull rod (227).

7. The glove machine sprocket tightening device according to claim 1, wherein: the supporting frame (1) is provided with a braking mechanism (3), and the braking mechanism (3) is used for limiting the first chain wheel (13) to move towards the second chain wheel.

8. The glove box sprocket tightening apparatus as claimed in claim 7, wherein: arrestment mechanism (3) include a plurality of spacing lugs (31), card (32) and torsional spring (33), spacing lug (31) set up side by side in groove (14) tank bottom that slides, spacing lug (31) are equipped with spigot surface (311) towards bracing piece (11) one side, every adjacent two be formed with draw-in groove (312) between spacing lug (31), card (32) rotate through installation axle (322) and connect on connecting rod (225), card (32) cover is located on installation axle (322), the cover is equipped with torsional spring (33) that drive card (32) and spacing lug (31) lateral wall offset on installation axle (322), torsional spring (33) are located between installation axle (322) and card (32).

9. The glove box sprocket tightening apparatus as claimed in claim 8, wherein: be equipped with control pulley (35) on support frame (1), be equipped with fixed block (321) on card (32), be fixed with control rope (34) on fixed block (321), on control rope (34) one end was fixed in card (32), the other end passed control pulley (35) and droops to support frame (1) bottom department naturally.