CN209906016U

CN209906016U - Double-wheel type traction device for rubber sealing strip

Info

Publication number: CN209906016U
Application number: CN201920557915.0U
Authority: CN
Inventors: 段绪成
Original assignee: Suzhou Xuncheng Electromechanical Equipment Co Ltd
Current assignee: Suzhou Xuncheng Electromechanical Equipment Co Ltd
Priority date: 2019-04-23
Filing date: 2019-04-23
Publication date: 2020-01-07
Anticipated expiration: 2029-04-23

Abstract

The utility model discloses a double-wheel type traction device of a rubber sealing strip, which comprises a fixed station and a frame body connected with the fixed station, wherein the frame body is provided with a first traction wheel set and a second traction wheel set which are used for clamping the rubber sealing strip and carrying the rubber sealing strip in the downstream lateral direction; the first traction wheel set and the second traction wheel set are arranged at intervals in the conveying direction; the first traction wheel set is provided with a pair of first traction wheels and second traction wheels which respectively output rotating speeds, and the second traction wheel set is provided with a third traction wheel which respectively rotates synchronously with the first traction wheels and a fourth traction wheel which rotates synchronously with the second traction wheels. The utility model abandons the complex traction mode in the past, reduces the cost of the traction device, and can reduce the length of the machine at the same time, thereby reducing the manufacturing cost of the whole machine; the traction of the two groups of traction wheel sets can increase the traction force, so that the slippage is avoided, the quick traction is realized, the product is positioned to an accurate length for processing, and the production efficiency can be improved by more than 15%.

Description

Double-wheel type traction device for rubber sealing strip

Technical Field

The utility model relates to a rubber seal strip makes the field, especially relates to a rubber seal strip's double-wheel draw gear.

Background

The rubber sealing strip is the part that is used for sealing up car door frame clearance, the sealing strip needs draw gear to fix a position the transport in process of production, in order to realize drilling and installation buckle at this in-process, in the manufacturing process of car door frame sealing strip, receive the elastic influence of bubble pipe in the rubber sealing strip, very easily take place length super tolerance when high-speed processing, make production efficiency and machining precision can't compromise, in view of this, how to pull the rubber sealing strip at a high speed, and pull out accurate length, just become the problem that needs to solve for urgent need in this field.

To solve this problem, the current equipment manufacturers mainly adopt the following three ways: 1. the belt pressing mode is adopted through up-down traction, but the mode is low in efficiency and cannot meet the requirement of high-speed production. 2. The reciprocating traction is realized by clamping the air claw, and the mode has the clamping and returning actions of the air claw when in traction every time, so that the efficiency is not high, and the maintenance is difficult. 3. The method of adopting the traction of the copying tank chain is high in efficiency, but the cost of equipment is high, and most customers cannot accept the method.

SUMMERY OF THE UTILITY MODEL

In order to overcome the problem, the utility model provides a double-wheel type traction device of rubber seal strip solves the problem that current device can't compromise efficiency and precision.

The utility model provides a technical scheme that its technical problem adopted is: a double-wheel traction device for rubber sealing strips comprises a fixed table and a frame body connected with the fixed table. The frame body is provided with a first traction wheel set and a second traction wheel set which are used for clamping the rubber sealing strip and conveying the rubber sealing strip to the downstream side direction; the first traction wheel set and the second traction wheel set are arranged at intervals in the conveying direction; the first traction wheel set is provided with a pair of first traction wheels and second traction wheels which respectively output rotating speeds, and the first traction wheels and the second traction wheels are arranged in the direction vertical to the conveying direction; the second traction wheel set is provided with a third traction wheel and a fourth traction wheel, wherein the third traction wheel and the first traction wheel rotate synchronously, and the fourth traction wheel and the second traction wheel rotate synchronously. Preferably, grooves for avoiding wheel surface slip are arranged on the first traction wheel, the second traction wheel, the third traction wheel and the fourth traction wheel. By adopting the technical scheme, the elastic problem of the rubber sealing strip is solved by adopting two groups of traction wheel sets to carry out traction, and grooves aiming at the section shapes of products are processed on the wheel surface, so that the products and the wheel surface are prevented from skidding, but the wheel surface is provided with grooves, and then the wheel surface is different in circular radius at different positions, so that the linear speeds of two wheels are different, and the fixed-length traction precision of the products cannot be controlled. Therefore, two traction wheels in the same group respectively provide power through two servo motors, different rotating speed instructions are sent through a control system to enable the rotating speeds of the two wheels to be different, so that the two wheels are identical relative to the linear speed of a product, the purpose of synchronous traction is achieved, meanwhile, the two wheels in the group are respectively connected with two wheels in the other group through synchronous belts, the purpose of synchronous rotation of the two groups of wheels is achieved, the effect of twice traction on the product can be achieved, and the traction precision is improved.

Furthermore, the first traction wheel set is provided with a first transmission shaft connected with the first traction wheel, a first synchronous belt wheel fixed on the first transmission shaft and a first servo motor for providing power for the first synchronous belt wheel; the first traction wheel set is also provided with a second transmission shaft connected with the second traction wheel, a second synchronous belt wheel fixed on the second transmission shaft, and a second servo motor for providing power for the second synchronous belt wheel.

Furthermore, the second traction wheel set is provided with a third transmission shaft connected with a third traction wheel, a third synchronous belt wheel fixed on the third transmission shaft, and a first synchronous belt arranged between the first synchronous belt wheel and the third synchronous belt wheel; the second traction wheel set is also provided with a fourth transmission shaft connected with a fourth traction wheel, a fourth synchronous belt wheel fixed on the fourth transmission shaft, and a second synchronous belt arranged between the second synchronous belt wheel and the fourth synchronous belt wheel.

In order to realize the purpose of the present invention, the rotating speeds of the first servo motor and the second servo motor are controlled by different rotating speed instructions sent by the control system. Therefore, the utility model discloses still have the control system who realizes above function.

Furthermore, a punching assembly and a buckle assembly are further arranged on the fixing table. The punching assembly is arranged between the first traction wheel set and the second traction wheel set, and the buckle assembly is arranged on the downstream side of the second traction wheel set.

Furthermore, the device also comprises a mounting plate used for ensuring the levelness of the first traction wheel set and the second traction wheel set.

The utility model has the advantages that:

the utility model abandons the complex traction mode in the past, reduces the cost of the traction device, and can reduce the length of the machine at the same time, thereby reducing the manufacturing cost of the whole machine; traction force can be increased by the two groups of traction wheel sets, so that slipping is avoided, rapid traction is realized, products are positioned to accurate lengths for processing, and the production efficiency can be improved by more than 15%; and when the same equipment is used for processing products with different cross sections, the wheels with different shapes can be replaced to produce, so that the tooling cost is reduced. The rotating speeds of various products can be preset and stored in a control system of the machine, and the touch screen can be called by one key, so that the touch screen is convenient and reliable, and the purpose of rapid model change is achieved. Compared with the prior model, the system can lead the customers to obtain high-efficiency equipment with low purchase cost and maintenance cost.

The present invention will be described in more detail with reference to the accompanying drawings and examples.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a side view of the present invention.

Detailed Description

In an embodiment, referring to fig. 1 to 2, a two-wheel type traction device for rubber sealing strips includes a fixing table 1, a frame body 2 connected to the fixing table 1, a punching assembly 3 and a fastening assembly 4.

Wherein, be provided with on the support body 2 and be used for 5 centre grippings of rubber seal strip and down the first traction wheel group 6 and the second traction wheel group 7 that the downstream side direction was carried to and be used for guaranteeing the mounting panel 8 of first traction wheel group 6 and the 7 levelness of second traction wheel group.

The first traction wheel set 6 and the second traction wheel set 7 are arranged at intervals in the conveying direction, the punching assembly 3 is arranged between the first traction wheel set 6 and the second traction wheel set 7, and the buckling assembly 4 is arranged on the downstream side of the second traction wheel set 7.

The first traction wheel set 6 has: a pair of first and

second traction wheels

61 and 62 for outputting rotation speed, respectively, the first and

second traction wheels

61 and 62 being disposed in a direction perpendicular to the conveying direction. The first traction wheel set 6 has a first transmission shaft 63 connected to the first traction wheel 61, a first synchronous pulley 64 fixed to the first transmission shaft 63, and a first servo motor 65 for supplying power to the first synchronous pulley 64, and the first servo motor 65 is connected to the first synchronous pulley 64 through a coupling. The first traction wheel set 6 further has a second transmission shaft 66 connected to the second traction wheel 62, a second synchronous pulley 67 fixed to the second transmission shaft, and a second servomotor 68 for supplying power to the second synchronous pulley, the second servomotor 68 being connected to the second synchronous pulley 67 via a coupling.

The second traction wheel group 7 has: a third traction wheel 71 rotating synchronously with the first traction wheel 61, and a fourth traction wheel 72 rotating synchronously with the second traction wheel 62, respectively. The second traction wheel group 7 is provided with a third transmission shaft connected with a third traction wheel 71, a third synchronous belt wheel 73 fixed on the third transmission shaft, and a first synchronous belt 74 arranged between the first synchronous belt wheel 64 and the third synchronous belt wheel 73; the second traction wheel set further has a fourth transmission shaft connected to the fourth traction wheel, a fourth synchronous pulley 75 fixed to the fourth transmission shaft, and a second synchronous belt 76 disposed between the second synchronous pulley 67 and the fourth synchronous pulley 75.

The rotation speeds of the first servo motor 65 and the second servo motor 68 are respectively controlled by different rotation speed commands sent by the control system 9.

Grooves for preventing the wheel surface from slipping are provided on the first traction wheel 61, the second traction wheel 62, the third traction wheel 71 and the fourth traction wheel 72.

The utility model discloses a two sets of traction wheel group are pull in step, and two traction wheels of every group are driven respectively with two servo motor, and two traction wheel rotational speeds of same group traction wheel group can be set for respectively, make two traction wheels although the rotational speed is different, but the linear velocity of acting on the product is the same. One group of traction wheel set and the other group of traction wheel set are synchronously driven. In addition, grooves are formed in the wheel surface according to the cross section shape of the product, so that the friction force of the traction wheel to the product is increased. In addition, first traction wheel group installs in the upstream side of the subassembly that punches, for main material wheel group that draws, another group installs between the station is buckled in the dress and the station punches, can replenish the traction force of product through punching station back loss, makes the product operation smooth and easy.

The above is only the preferred embodiment of the utility model, not to the scope of the utility model to be limited, so under the prerequisite that does not deviate from the design spirit of the utility model, the ordinary technical personnel in the field are right the equivalent change or decoration that structure, characteristic and principle do, all should fall into the protection scope of the utility model.

Claims

1. The utility model provides a double round formula draw gear of rubber seal strip, includes fixed station, the support body that links to each other with the fixed station, its characterized in that: the frame body is provided with a first traction wheel set and a second traction wheel set which are used for clamping the rubber sealing strip and conveying the rubber sealing strip to the downstream side direction; the first traction wheel set and the second traction wheel set are arranged at intervals in the conveying direction; the first traction wheel set is provided with a pair of first traction wheels and second traction wheels which respectively output rotating speeds, and the first traction wheels and the second traction wheels are arranged in the direction vertical to the conveying direction; the second traction wheel set is provided with a third traction wheel and a fourth traction wheel, wherein the third traction wheel and the first traction wheel rotate synchronously, and the fourth traction wheel and the second traction wheel rotate synchronously.

2. The double-wheel type traction device for the rubber sealing strip of claim 1, wherein: grooves for avoiding wheel surface slip are arranged on the first traction wheel, the second traction wheel, the third traction wheel and the fourth traction wheel.

3. The double-wheel type traction device for the rubber sealing strip of claim 1, wherein: the first traction wheel set is provided with a first transmission shaft connected with the first traction wheel, a first synchronous belt wheel fixed on the first transmission shaft and a first servo motor for providing power for the first synchronous belt wheel; the first traction wheel set is also provided with a second transmission shaft connected with the second traction wheel, a second synchronous belt wheel fixed on the second transmission shaft, and a second servo motor for providing power for the second synchronous belt wheel.

4. The two-wheel type traction device for the rubber sealing strip of claim 3, wherein: the second traction wheel set is provided with a third transmission shaft connected with a third traction wheel, a third synchronous belt wheel fixed on the third transmission shaft and a first synchronous belt arranged between the first synchronous belt wheel and the third synchronous belt wheel; the second traction wheel set is also provided with a fourth transmission shaft connected with a fourth traction wheel, a fourth synchronous belt wheel fixed on the fourth transmission shaft, and a second synchronous belt arranged between the second synchronous belt wheel and the fourth synchronous belt wheel.

5. The double-wheel type traction device for the rubber sealing strip of claim 1, wherein: the fixed table is also provided with a punching assembly and a buckle assembly; the punching assembly is arranged between the first traction wheel set and the second traction wheel set, and the buckle assembly is arranged on the downstream side of the second traction wheel set.

6. The two-wheel type traction device for the rubber sealing strip of any one of claims 1 to 5, wherein: the device also comprises a mounting plate used for ensuring the levelness of the first traction wheel set and the second traction wheel set.