阅读说明：本技术 一种随行装置 (Accompanying device ) 是由 郭彩芬 董志 于 2019-10-22 设计创作，主要内容包括：本发明公开了一种随行装置,包括设有滑槽的底座以及底部可在所述滑槽中滑动的夹具,所述夹具设有用以安装轴承架零件的腔室,所述腔室的内部底面设有用以与轴承架零件的第一安装面贴合定位的支承钉,所述腔室的周围设有用以与轴承架零件的第二安装面贴合定位的定位挡销以及用以插入轴承架零件的定位插销。上述随行装置适用于轴承架零件的定位安装,一次性定位夹紧即可在底座上调整夹具以带动轴承架零件实现在多个工位之间的转换,提高了工件装夹精度和装夹效率。(The invention discloses a following device which comprises a base provided with a sliding groove and a clamp, wherein the bottom of the clamp can slide in the sliding groove, the clamp is provided with a cavity used for installing a bearing frame part, the inner bottom surface of the cavity is provided with a supporting nail used for being attached and positioned with a first installing surface of the bearing frame part, and the periphery of the cavity is provided with a positioning stop pin used for being attached and positioned with a second installing surface of the bearing frame part and a positioning bolt used for being inserted into the bearing frame part. The following device is suitable for positioning and mounting of the bearing frame parts, and the clamp can be adjusted on the base to drive the bearing frame parts to realize conversion among a plurality of stations by one-time positioning and clamping, so that the workpiece clamping precision and the clamping efficiency are improved.)

1. The utility model provides a follower, its characterized in that can be in including base (1) and the bottom that is equipped with spout (26) gliding anchor clamps (2) in spout (26), anchor clamps (2) are equipped with the cavity that is used for installing bearing frame part (21), the inside bottom surface of cavity is equipped with and is used for bearing nail (5) of laminating the location with first installation face (31) of bearing frame part (21), be equipped with around the cavity and be used for laminating the location stop pin (17) of location and be used for inserting bearing frame part (19) with second installation face (32) of bearing frame part (21).

2. Device according to claim 1, wherein said support pins (5) are provided in a plurality, said support pins (5) being adapted to simultaneously fit closely to said first mounting surface (31) of said frame part (21).

3. Device according to claim 2, wherein the number of said support studs (5) is three, three of said support studs (5) being arranged in a triangle, one of said support studs (5) being located in the central axis of said fixture (2), two of said support studs (5) being symmetrical with respect to said central axis.

4. Device according to claim 1, characterized in that said runner (26) is a criss-cross channel, the bottom of said base (1) being provided with a round pin inserted and slidingly connected to said criss-cross channel.

5. The accompanying device of claim 1, wherein the bottom of the clamp (2) is provided with mounting holes at the periphery, and the base (1) is provided with a plurality of groups of fixing holes fixedly connected with the mounting holes through fasteners.

6. Device according to claim 5, wherein said sets of fixing holes comprise a first fixing hole (23) corresponding to a first station and a second station, a second fixing hole (24) corresponding to a third station and a third fixing hole (25) corresponding to a fourth station.

7. Device according to claim 1, characterized in that the chamber is provided with pin mounting holes (29) and pin holes (30) around which the positioning catches (17) and the positioning pins (19) are mounted, respectively.

8. Device according to claim 1, characterized in that the clamp (2) is surrounded by a hook-shaped clamp (3) which is fixedly connected by means of socket head cap screws (4).

9. Pallet according to claim 1, characterized in that the material of the clamp (2) is hardened and tempered 45 steel.

10. Device according to any one of claims 1 to 9, characterized in that the base (1) is provided with a perforating assembly (22).

Technical Field

The invention relates to the technical field of special fixtures, in particular to a following device.

Background

The workpiece often has a plurality of identical surfaces, and if the identical surfaces are symmetrically and uniformly distributed, such as a plurality of holes or grooves uniformly distributed along the circumference of the revolving body part, the uniformly distributed surfaces can be machined by adopting a fixture with an indexing function.

The surfaces of the countersunk holes to be processed on the bearing frame parts are not symmetrically and uniformly distributed, so that the parts are not convenient to be processed by an indexing fixture, the parts do not belong to revolving body parts, and the countersunk holes with the diameter of 4 multiplied by phi 12mm are not uniformly distributed along any direction.

The following device is a machine tool fixture which automatically conveys and transfers workpieces mounted along with the workpiece among stations in cutting processing, is mainly used in automatic production of automatic production lines, machining centers, flexible manufacturing systems and the like, and is used for workpieces which are irregular in appearance and inconvenient to automatically position, clamp and convey. At present, no following device for machining the countersunk hole of the bearing frame part exists.

Therefore, it is an urgent technical problem to be solved by those skilled in the art to provide a following device suitable for a bearing frame component to satisfy the requirements of one-time positioning, clamping and multi-station conversion.

Disclosure of Invention

The invention aims to provide a following device which is suitable for positioning and mounting bearing frame parts, a clamp can be adjusted on a base through one-time positioning and clamping to drive the bearing frame parts to realize conversion among a plurality of stations, and the workpiece clamping precision and the clamping efficiency are improved.

In order to achieve the purpose, the invention provides a following device which comprises a base provided with a sliding groove and a clamp, wherein the bottom of the clamp can slide in the sliding groove, the clamp is provided with a cavity used for installing a bearing frame part, the inner bottom surface of the cavity is provided with a supporting nail used for being attached and positioned with a first installing surface of the bearing frame part, and the periphery of the cavity is provided with a positioning stop pin used for being attached and positioned with a second installing surface of the bearing frame part and a positioning plug pin used for being inserted into the bearing frame part.

Preferably, the number of the supporting pins is multiple, and the supporting pins are used for simultaneously and tightly fitting with the first mounting surface of the bearing frame part.

Preferably, the number of the support nails is three, the three support nails are arranged in a triangle, one support nail is located on the central axis of the fixture, and the other two support nails are symmetrical to the central axis.

Preferably, the sliding groove is a crisscross channel, and a round pin inserted into and slidably connected with the crisscross channel is arranged at the bottom of the base.

Preferably, the bottom of anchor clamps is equipped with the mounting hole all around, the base be equipped with the multiunit with the mounting hole passes through the fixed orifices of fastener fixed connection.

Preferably, the plurality of sets of fixing holes include a first fixing hole corresponding to the first station and the second station, a second fixing hole corresponding to the third station, and a third fixing hole corresponding to the fourth station.

Preferably, a pin mounting hole and a pin hole are formed around the chamber, and the pin mounting hole and the pin hole are respectively provided with the positioning stop pin and the positioning pin.

Preferably, a hook-shaped pressing plate fixedly connected through hexagon socket countersunk head screws is arranged around the clamp.

Preferably, the material of the clamp is hardened and tempered 45 steel.

Preferably, the base is provided with a perforating assembly.

Compared with the prior art, the following device provided by the invention comprises a base and a clamp, wherein the base is provided with a sliding groove for enabling the bottom of the clamp to slide in the base, the clamp is provided with a cavity, the cavity is used for installing a bearing frame part, the inner bottom surface of the cavity is provided with a supporting pin, a positioning stop pin and a positioning bolt are arranged around the cavity, the supporting pin is attached and positioned with a first installation surface at the bottom side of the bearing frame part, the positioning stop pin is attached and positioned with a second installation surface at the peripheral side of the bearing frame part, the positioning bolt is inserted into the bearing frame part, the following device realizes the position adjustment of the clamp on the base by arranging the sliding groove on the base, realizes the positioning and installation of the bearing frame part by the clamp, realizes the supporting and positioning of the first installation surface at the bottom side of the bearing frame part by the supporting pin, and realizes the stopping and positioning of the second installation surface at the peripheral, through the location bolt in order to realize the location of inserting to the bearing frame part, six degrees of freedom of bearing frame part are restricted in anchor clamps, and the bearing frame part is adjusted to the station of difference in order to carry out subsequent operation of punching under the drive of anchor clamps, and this follower is applicable to the location installation of bearing frame part, and disposable location presss from both sides tightly can be realized the conversion between a plurality of stations in order to drive the bearing frame part on the base in the adjustment anchor clamps, has improved work piece clamping precision and clamping efficiency.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

Fig. 1 is a schematic view illustrating an application effect of a traveling apparatus according to an embodiment of the present invention;

FIG. 2 is an elevational cross-sectional view of FIG. 1;

FIG. 3 is a plan view of FIG. 1;

FIG. 4 is a plan view of the base of FIG. 1;

FIG. 5 is a plan view of the clamp of FIG. 1;

FIG. 6 is an elevation sectional view A-A of FIG. 5;

FIG. 7 is a sectional elevation view B-B of FIG. 5;

FIG. 8 is a plan view of the bearing bracket component of FIG. 1;

fig. 9 is a sectional view taken along the line a-a in fig. 8.

Wherein:

1-base, 2-clamp, 3-hook-shaped press plate, 4-hexagon socket countersunk head screw, 5-supporting nail, 6-drill plate, 7-drill bushing, 8-fastening screw, 9-flat washer, 10-hexagon head bolt, 11-lead screw, 12-movable nut, 13-frame, 14-hexagon head nut, 15-backing ring, 16-taper pin, 17-positioning stop pin, 18-optical rod, 19-positioning bolt, 20-hexagon socket screw, 21-bearing frame part, 22-punching component, 23-first fixing hole, 24-second fixing hole, 25-third fixing hole, 26-sliding groove, 27-fourth fixing hole, 28-thread mounting hole, 29-pin mounting hole, 30-bolt hole, 31-a first mounting surface, 32-a second mounting surface.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In order that those skilled in the art will better understand the disclosure, the invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Referring to fig. 1 to 9, fig. 1 is a schematic view illustrating an application effect of a pallet according to an embodiment of the present invention, fig. 2 is a sectional view taken along an elevation plane of fig. 1, fig. 3 is a plan view of fig. 1, fig. 4 is a plan view of a base in fig. 1, fig. 5 is a plan view of a jig in fig. 1, fig. 6 is a sectional view taken along an elevation a-a plane of fig. 5, fig. 7 is a sectional view taken along an elevation B-B plane of fig. 5, fig. 8 is a plan view of a bearing frame component in fig. 1, and fig. 9 is a sectional view taken along an elevation a-a plane of fig. 8.

In a first specific embodiment, the following device provided by the invention comprises a base 1 and a clamp 2, wherein the clamp 2 is located above the base 1, a bearing frame part 21 is positioned and installed in the clamp 2, and the clamp 2 can slide on the base 1 to adjust the position of the bearing frame part 21, wherein the upper surface of the base 1 is provided with a sliding groove 26, and the bottom of the clamp 2 slides in the sliding groove 26 to realize adjustment of different punching stations, namely different positions.

In addition, in the positioning and mounting method of the jig 2 to the bearing holder part 21, a cavity is provided in the jig 2, and the bearing holder part 21 is mounted in the cavity and fixed in position. Specifically, the inner bottom surface of the cavity is provided with a supporting nail 5 protruding upwards, the end part of the supporting nail 5 is tightly attached to the first mounting surface 31 at the bottom side of the bearing frame part 21, and under the limiting action of the supporting nail 5, the rotation of the bearing frame part 21 in the x direction, the rotation of the bearing frame part in the y direction and the translation of the bearing frame part in the z direction are limited; a positioning bolt 19 protruding upwards is arranged around the cavity, the positioning bolt 19 is inserted into the bearing frame part 21 from bottom to top, and the translation of the bearing frame part 21 in the x direction and the translation of the bearing frame part in the y direction are limited under the limiting action of the positioning bolt 19; and a positioning stop pin 17 protruding upwards is further arranged around the cavity, the positioning stop pin 17 is tightly attached to the second mounting surface 32 on the peripheral side of the bearing frame part 21, and the rotation of the bearing frame part 21 in the z direction is limited under the limiting action of the positioning stop pin 17. To sum up, six degrees of freedom of the bearing frame part 21 are all limited under the positioning installation of the clamp 2, so that the workpiece is completely positioned, and the processing requirement is met.

Besides, a hook-shaped pressing plate 3 is arranged around the clamp 2, the hook-shaped pressing plate 3 is fixedly connected with the clamp 2 through a hexagon socket countersunk head screw 4, and the hook-shaped pressing plate 3 presses the bearing frame part 21 so as to further improve the positioning and installation effect of the bearing frame part 21 in the clamp 2.

For better technical effect, the number of the supporting nails 5 is multiple, and the multiple supporting nails 5 simultaneously act on the first mounting surface 31 to achieve better close fitting effect. When the first mounting surface 31 is a flat plane parallel to the horizontal plane, the heights of the support pins 5 are the same, that is, the ends are located on the same plane, and if the first mounting surface 31 includes multiple planes or is uneven, the support pins 5 should be adjusted according to different heights of the required attachment positions, which also falls within the scope of the present embodiment.

Illustratively, the number of the support pins 5 is three, the fixture 2 is provided with three threaded mounting holes 28 for the support pins 5 to pass through, the three support pins 5 are arranged in a triangular shape, one support pin 5 is located on a central axis extending transversely of the fixture 2, and the two support pins 5 are mirror-symmetrical with respect to the central axis. The symmetrical structure in triangular arrangement enables the supporting of the supporting nail 5 on the bearing frame part 21 to be stable and reliable, and has better supporting and positioning effects.

In this embodiment, according to the number and the position of the countersunk holes to be processed by the bearing frame part 21, the chutes 26 of different forms and numbers are provided to meet the requirements of different stations, so that the processing of the countersunk holes at different positions is met when the bearing frame part 21 is adjusted to different stations. The number of the chutes 26 includes, but is not limited to, one or more, and the arrangement manner of the chutes 26 includes, but is not limited to, a straight groove or other type of groove.

Illustratively, the slide 26 is a cross-shaped channel, the bottom of the base 1 being provided with a round pin having a maximum radial dimension smaller than the width of the transverse and longitudinal channels of the cross-shaped channel, the round pin being inserted in the cross-shaped channel so as to allow the sliding or rotational adjustment of the clamp 2 in the base 1.

In this embodiment, the chamber is provided with pin mounting holes 29 and pin holes 30 around the circumference for mounting the positioning pins 17 and the positioning pins 19, respectively.

Besides, the bottom of the clamp 2 is provided with mounting holes all around, the base 1 is provided with a plurality of groups of fixing holes corresponding to the mounting holes, the clamp 2 is adjusted to the corresponding station through the base 1, the corresponding mounting holes and the fixing holes are penetrated through by fasteners to fix the adjusted clamp 2 on the base 1, and fixing of the bearing frame part 21 on the corresponding station is further achieved.

For example, four counter bores with a diameter of 12mm are required to be machined for the bearing frame part 21 to be positioned and installed, and a corresponding station is required for machining each counter bore. Specifically, in fig. 8, the counter bores are described in four directions, i.e., upper, lower, left, and right directions, the first station is for processing the lower counter bore, the second station is for processing the upper counter bore, the third station is for processing the right counter bore, and the fourth station is for processing the left counter bore.

In this embodiment, the plurality of sets of fixing holes include a first fixing hole 23, a second fixing hole 24, and a third fixing hole 25, and the positions of the fixing holes for the first station and the second station are the same, so that the first fixing hole 23 is shared by the first station and the second station, the third fixing hole 24 corresponds to the third station, and the fourth fixing hole 25 corresponds to the fourth station.

Specifically, the bearing frame part 21 is positioned and installed in the clamp 2, and the clamp 2 realizes directional movement in the crisscross channel through a round pin at the bottom of the clamp 2, and is fixed on the base 1 through a fastener such as a screw after reaching a preset station. In the process of converting a plurality of stations, the bearing frame part 21 is positioned after reaching a first station, the mounting hole and the first fixing hole 23 of the clamp 2 are fixed through screws, and then a first counter bore is processed; after the first counter sink is machined, the four screws for fixing the mounting hole and the first fixing hole 23 are loosened, the clamp 2 rotates 180 degrees in the crisscross channel of the base 1, the mounting hole and the first fixing hole 23 of the clamp 2 are still fixed at the moment, only the corresponding relation between the original mounting hole and the first fixing hole 23 is changed, and then the step is repeated to machine a second counter sink; after the second counter sink is machined, loosening the screws, rotating the clamp 2 in the crisscross channel of the base 1 by 90 degrees anticlockwise, moving the clamp to a third station through the longitudinal channel for positioning, fixing the mounting hole and the second fixing hole 24 of the clamp 2 through the screws, and machining a third counter sink; and after the third counter sink is machined, loosening the screws, moving the clamp 2 in the crisscross channel of the base 1 to a fourth station through the longitudinal channel for positioning, fixing the mounting hole and the third fixing hole 25 of the clamp 2 through the screws, and machining a fourth counter sink. The following device is used for station conversion, and the problem that workpieces need to be repeatedly assembled and disassembled and positioned and clamped in actual processing is solved. The workpiece is positioned and clamped in the following device at one time, and then the workpiece is switched among four stations through different positions of the clamp 2 on the base 1, so that the clamping precision and the clamping efficiency of the workpiece are improved.

For better technical effect, the material of the clamp 2 is 45 steel, and the clamp 2 needs to be subjected to quenching and tempering.

In this embodiment, the drilling assembly 22 is a drilling machine for drilling, and includes a frame 13, a polished rod 18 and a lead screw 11 are provided in the frame 13, a backing ring 15 and a taper pin 16 are provided at a lower end of the lead screw 11, a movable nut 12 capable of sliding up and down is sleeved on the lead screw 11, the movable nut 12 is connected with a drilling template 6 through a hexagonal bolt 10, a flat washer 9 and a hexagonal nut 14, and the drilling template 6 is provided with a drill bushing 7 and a fastening screw 8. Wherein, base 1 is equipped with fourth fixed orifices 27, and the subassembly 22 that punches wears to establish fourth fixed orifices 27 through allen key 20 in order to install at base 1. It should be noted that the core improvement point of the present invention is that the workpiece can be switched between four stations by using the following device and positioning the workpiece once, and as for the punching assembly 22 for punching, which does not belong to the improvement point of the present invention, please refer to the prior art, and detailed description thereof is omitted here.

It is noted that, in this specification, relational terms such as first and second, and the like are used solely to distinguish one entity from another entity without necessarily requiring or implying any actual such relationship or order between such entities.

The following device provided by the present invention is described in detail above. The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.