A kind of deadweight roller bearing delivery platform
Technical field
The invention belongs to delivery platform technical field, particularly one deadweight roller bearing delivery platform.
Background technology
At present, roller bearing delivery platform is widely applied in equipment, carries as goods; Traditional roller bearing delivery platform is all include roller shaft seat and some roller bearings usually; The upper surface of described roller shaft seat is provided with roller bearing and installs cavity, described some roller bearings are installed in rotation on roller bearing and install in cavity, and the turning cylinder at two ends, each roller bearing left and right is stuck in the bearing recess that roller bearing installation cavity side walls is provided with, and be locked in bearing recess by the locking projections portion that bearing recess card entrance is provided with; The upper end open of this bearing recess is slightly less than lower end, approximate " Ω " shape of standing upside down, though easy for installation, but production accuracy requirement is high, assembly and disassembly procedural strength is large, easily causes the shaft of bearing recess (locking projections portion) and roller bearing to wear and tear, even shaft fracture, cause roller bearing to be installed not firm, have a strong impact on the defeated stability of conveying of roller bearing feedway, product fine rate declines.For this reason, some producers are devised and are locked in bearing recess by the turning cylinder of roller bearing by the parts such as side cover, compression bar, but assembling parts is many, and assembling trouble, inconvenience, reduce work efficiency, too increase productive costs simultaneously.
Summary of the invention
In order to solve the above-mentioned technical matters existed in prior art, the invention provides a kind of structure simple, easy to assembly, quick, difficulty of processing and requirement on machining accuracy low, locking effect is good, and product is stable, reliable, durable in use, the deadweight roller bearing delivery platform that the market competitiveness is strong.
For solving the problems of the technologies described above, the present invention adopts following technical scheme:
A kind of deadweight roller bearing delivery platform, includes roller shaft seat and some roller bearings; The upper surface of described roller shaft seat is provided with roller bearing and installs cavity, described some roller bearings are installed in rotation on roller bearing and install in cavity, and the sidewall that cavity installed by roller bearing corresponding to two ends, each roller bearing left and right is provided with bearing recess, the turning cylinder at two ends, described roller bearing left and right is arranged in bearing recess actively; The locking fastener of both sides before and after the axle body being positioned at each roller bearing is provided with in described roller bearing installation cavity, the upper end of described locking fastener is between the axle core place horizontal surface and the transmission contact surface of its upper end of roller bearing, and its upper end towards roller bearing axle body extend, close non-contactly, form protruding card division.
Further, described protruding card division is set to the arc surface suitable with axle body towards a side surface of roller bearing axle body, described arc surface and the noncontact of roller bearing axle body.
Further, described locking fastener is positioned in the middle of roller bearing axle body and/or the both sides, front and back at two ends, left and right.
Further, be positioned at adjacent two roller bearing axle bodies adjacent locking fastener that is middle or side, two ends, left and right one-body molded, and top is arc surface; The locking fastener and the sidewall that are positioned at roller bearing installation cavity rear and front end are one-body molded.
Further, described locking fastener and roller shaft seat adopt plastic material integrated injection molding.
Further, described roller shaft seat is spliced side by side by multiple roller shaft seat unit, and by side be provided with become large trapezoidal card division outwardly gradually and the trapezoidal screens one_to_one corresponding clamping that diminishes gradually outwardly fixing, and each roller shaft seat unit is provided with roller bearing described at least one installs cavity; Described roller bearing is installed in cavity and is provided with described bearing recess and locking fastener, and is rotatably mounted with described some roller bearings.
Further, described trapezoidal card division and trapezoidal screens and roller shaft seat unit one-body molded.
Further, the roller bearing front-back staggered in cavity installed by adjacent two described roller bearings.
The invention has the beneficial effects as follows:
The present invention passes through technique scheme, roller bearing is locked in roller bearing by locking fastener and installs in cavity, and structure is simple, easy to assembly, quick, and locking fastener difficulty of processing and requirement on machining accuracy all greatly reduce relative to the locking projections portion of tradition in bearing recess, roller bearing does not come in contact with locking fastener when rolling work simultaneously, can not cause the wearing and tearing of locking fastener, durable in use, locking effect is good, product is stable, reliable, and the market competitiveness is strong, and it is easier to apply.
In addition, roller shaft seat is spliced by trapezoidal card division and trapezoidal screens side by side by multiple roller shaft seat unit, and each roller shaft seat unit be provided with at least one roller bearing install cavity described roller bearing is installed, user can according to actual needs assembled go out the delivery platform of different size, use flexibly, conveniently, splicing structure is simple, and difficulty of processing is little, processing ease, can further improve the market competitiveness.
Accompanying drawing explanation
Below in conjunction with accompanying drawing and specific embodiment, the invention will be further described:
Fig. 1 is the structural representation of a kind of roller bearing delivery platform embodiment one of conducting oneself with dignity of the present invention;
Fig. 2 is the structural representation of roller shaft seat in a kind of roller bearing delivery platform embodiment one of conducting oneself with dignity of the present invention;
Fig. 3 is the semi-sictional view structural representation of a kind of roller bearing delivery platform embodiment one of conducting oneself with dignity of the present invention;
Fig. 4 is the structural representation of a kind of roller bearing delivery platform embodiment two of conducting oneself with dignity of the present invention;
Fig. 5 is the structural representation of roller shaft seat in a kind of roller bearing delivery platform embodiment two of conducting oneself with dignity of the present invention;
Fig. 6 is the structural representation of a kind of roller bearing delivery platform embodiment three of conducting oneself with dignity of the present invention;
Fig. 7 is the structural representation of a kind of roller bearing delivery platform embodiment four of conducting oneself with dignity of the present invention.
Detailed description of the invention
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
Embodiment one:
As shown in Figure 1 to Figure 3, described in the embodiment of the present invention one, a kind of deadweight roller bearing delivery platform, includes roller shaft seat 1 and some roller bearings 2; The upper surface of described roller shaft seat 1 is provided with roller bearing and installs cavity 11, described some roller bearings 2 are installed in rotation on roller bearing and install in cavity 11, and the sidewall that cavity 11 installed by roller bearing corresponding to each roller bearing about 2 two ends is provided with bearing recess 12, the turning cylinder 21 at described roller bearing about 2 two ends is arranged in bearing recess 12 actively.The locking fastener 3 of both sides before and after the axle body being positioned at each roller bearing 2 is provided with in described roller bearing installation cavity 11, the upper end of described locking fastener 3 is between the axle core place horizontal surface and the transmission contact surface of its upper end of roller bearing 2, and its upper end towards roller bearing 2 axle body extend, close non-contactly, form protruding card division 31.Wherein, described locking fastener 3 is positioned at the both sides, front and back in the middle of roller bearing 2 axle body, one-body molded with roller shaft seat 1 (as adopted plastic material integrated injection molding); The adjacent locking fastener 3 being positioned at side in the middle of adjacent two roller bearing 2 axle bodies can be one-body molded, and top can be arc surface; The locking fastener 3 being positioned at roller bearing installation cavity 11 rear and front end also can be one-body molded with sidewall; Described protruding card division 31 is set to the arc surface 32 suitable with axle body towards a side surface of roller bearing 2 axle body, described arc surface 32 and the noncontact of roller bearing 2 axle body.
Like this, the roller bearing 2 of roller bearing delivery platform of conducting oneself with dignity described in the embodiment of the present invention is locked in roller bearing by locking fastener 3 and installs in cavity 11, structure is simple, easy to assembly, quick, and locking fastener 3 difficulty of processing and requirement on machining accuracy all greatly reduce relative to the locking projections portion of tradition in bearing recess, roller bearing 2 does not come in contact with locking fastener 3 when rolling work simultaneously, durable in use, locking fastener 3 can not be caused to wear and tear, locking effect is good, product is stable, reliable, and the market competitiveness is strong, and it is easier to apply.
Embodiment two:
As shown in Figures 4 and 5, a kind of deadweight roller bearing delivery platform described in the embodiment of the present invention two, its structure is substantially identical with embodiment one, includes roller shaft seat 1 and some roller bearings 2; The upper surface of described roller shaft seat 1 is provided with roller bearing and installs cavity 11, described some roller bearings 2 are installed in rotation on roller bearing and install in cavity 11, and the sidewall that cavity 11 installed by roller bearing corresponding to each roller bearing about 2 two ends is provided with bearing recess 12, the turning cylinder 21 at described roller bearing about 2 two ends is arranged in bearing recess 12 actively.The locking fastener 3 of both sides before and after the axle body being positioned at each roller bearing 2 is provided with in described roller bearing installation cavity 11, the upper end of described locking fastener 3 is between the axle core place horizontal surface and the transmission contact surface of its upper end of roller bearing 2, and its upper end towards roller bearing 2 axle body extend, close non-contactly, form protruding card division 31.Its difference is only: described locking fastener 3 is arranged on the both sides, front and back being positioned at two ends, roller bearing 2 axle body left and right, one-body molded with roller shaft seat 1 (as adopted plastic material integrated injection molding); The adjacent locking fastener 3 being positioned at adjacent two sides, two ends, roller bearing 2 axle body left and right also can be one-body molded, and top is also arc surface; The locking fastener 3 being positioned at roller bearing installation cavity 11 rear and front end also can be one-body molded with sidewall.
The roller bearing 2 of roller bearing of conducting oneself with dignity described in the embodiment of the present invention two conveying is locked in roller bearing by locking fastener 3 equally and installs in cavity 11, structure is simple, easy to assembly, quick, and locking fastener 3 difficulty of processing and requirement on machining accuracy low, simultaneously roller bearing 2 does not come in contact with locking fastener 3 when rolling work, locking fastener 3 can not be caused to wear and tear, durable in use, locking effect is good, and product is stable, reliable, the market competitiveness is strong, and it is easier to apply.
Certainly, the both sides, front and back of roller bearing 2 axle body of the present invention also can be provided with described locking fastener 3 in and two ends, left and right middle at axle body respectively, in the middle of the front side of i.e. roller bearing 2 axle body and two ends, rear side left and right are provided with described locking fastener 3, or the two ends, left and right, front side of roller bearing 2 axle body and rear side centre are provided with described locking fastener 3.
Embodiment three and four:
As shown in figs 6 and 7, a kind of deadweight roller bearing delivery platform described in the embodiment of the present invention three and four, its structure is substantially identical with embodiment one, includes roller shaft seat 1 and some roller bearings 2; The upper surface of described roller shaft seat 1 is provided with roller bearing and installs cavity 11, described some roller bearings 2 are installed in rotation on roller bearing and install in cavity 11, and the sidewall that cavity 11 installed by roller bearing corresponding to each roller bearing about 2 two ends is provided with bearing recess 12, the turning cylinder 21 at described roller bearing about 2 two ends is arranged in bearing recess 12 actively.The locking fastener 3 of both sides before and after the axle body being positioned at each roller bearing 2 is provided with in described roller bearing installation cavity 11, the upper end of described locking fastener 3 is between the axle core place horizontal surface and the transmission contact surface of its upper end of roller bearing 2, and its upper end towards roller bearing 2 axle body extend, close non-contactly, form protruding card division 31.Its difference is only: described locking fastener 3 is arranged on the both sides, front and back being positioned at two ends, roller bearing 2 axle body left and right, one-body molded with roller shaft seat 1 (as adopted plastic material integrated injection molding); The adjacent locking fastener 3 being positioned at adjacent two sides, two ends, roller bearing 2 axle body left and right also can be one-body molded, and top is also arc surface; The locking fastener 3 being positioned at roller bearing installation cavity 11 rear and front end also can be one-body molded with sidewall.Its difference is only: described roller shaft seat 1 is spliced side by side by multiple roller shaft seat unit, and by side be provided with become large trapezoidal card division 4 outwardly gradually and the trapezoidal screens 5 one_to_one corresponding clamping that diminishes gradually outwardly fixing, described trapezoidal card division 4 and trapezoidal screens 5 one-body molded with roller shaft seat unit; And each roller shaft seat unit is provided with roller bearing installation cavity 11 described at least one; Described roller bearing is installed in cavity 11 and is provided with described bearing recess 12 and locking fastener 3, and is rotatably mounted with described some roller bearings 2.Like this, user can according to actual needs assembled go out the delivery platform of different size, use flexibly, convenient, splicing structure is simple, and difficulty of processing is little, processing ease, can further improve the market competitiveness.
In addition, roller bearing 2 front-back staggered in cavity 11 installed by adjacent two roller bearings, and that is wherein an axle core extended line installing the roller bearing 2 in cavity 11 is installed between two adjacent roller bearings 2 in cavity 11 through another; So namely, can further improve the transportation performance of deadweight roller bearing delivery platform, carry more stable, more reliable.
The above is the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention; can also make some improvements and modifications, these improvements and modifications are also considered as protection scope of the present invention.