CN217244892U

CN217244892U - Material changing device

Info

Publication number: CN217244892U
Application number: CN202220886431.2U
Authority: CN
Inventors: 黄东斌; 杨建华; 谢欢
Original assignee: Shenzhen Up3d Tech Co ltd
Current assignee: Shenzhen Up3d Tech Co ltd
Priority date: 2022-04-15
Filing date: 2022-04-15
Publication date: 2022-08-23
Anticipated expiration: 2032-04-15

Abstract

The utility model relates to a reloading technical field provides a reloading device, include: the anchor clamps supporter, mechanical support arm and elastic connection subassembly, the anchor clamps supporter is equipped with first spacing groove, the mechanical support arm penetrate first spacing groove and with anchor clamps supporter clearance fit, the mechanical support arm is equipped with the contact site with the elastic connection subassembly adaptation, the anchor clamps supporter be equipped with elastic connection subassembly complex card hole, elastic connection subassembly inserts card hole and butt to the contact site so that the mechanical support arm is by the centre gripping in the first spacing inslot of anchor clamps supporter, and when mechanical support arm takes place the displacement, elastic connection subassembly gives mechanical support arm and displacement opposite direction's effort that resets. The utility model discloses a mechanical support arm and anchor clamps supporter clearance fit, when mechanical support arm takes place the displacement, elastic connection component gives mechanical support arm and displacement opposite direction's effort that resets, has increased the tolerance scope of device that reloads, has the automatic re-setting effect in the interval of certain direction.

Description

Material changing device

Technical Field

The utility model relates to a reloading technical field, concretely relates to reloading device.

Background

In the manufacturing industry of denture processing, the automation degree of the smart carving machine processing is higher and higher, wherein automatic material changing is a very critical link.

The traditional automatic material changing device is of a rigid structure, the precision of a moving mechanism and a target position is guaranteed by machining precision, and fine adjustment is achieved. In order to realize the stable operation of the device, the precision requirement on part processing needs to be high, so that the cost of the whole machine is high, and the difficulty of joint adjustment of the whole machine is high. Therefore, a new refueling device is needed to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide an increase cooperation tolerance reduces the device that reloads of motion mechanism collision.

In order to solve the above problem, the utility model provides a following technical scheme:

a refueling apparatus, comprising: the anchor clamps supporter, mechanical support arm and elastic connection subassembly, the anchor clamps supporter is equipped with first spacing groove, the mechanical support arm penetrate first spacing groove and with anchor clamps supporter clearance fit, the mechanical support arm is equipped with the contact site with the elastic connection subassembly adaptation, the anchor clamps supporter be equipped with elastic connection subassembly complex card hole, elastic connection subassembly inserts card hole and butt to the contact site so that the mechanical support arm is by the centre gripping in the first spacing inslot of anchor clamps supporter, and when mechanical support arm takes place the displacement, elastic connection subassembly gives mechanical support arm and displacement opposite direction's effort that resets.

Further, the mechanical support arm includes a first side wall located in the first direction, the contact portion includes a first contact portion disposed on the first side wall, and the elastic connection assembly includes a first elastic connection member fitted with the first contact portion.

Further, the mechanical support arm further comprises a second side wall located in the second direction, the contact portion further comprises a second contact portion arranged on the second side wall, the elastic connection assembly further comprises a second elastic connection piece matched with the second contact portion, and the first direction and the second direction are located on the horizontal plane and are perpendicular to each other.

Further, the first elastic connecting piece and the second elastic connecting piece are arranged as wave ball screws.

Further, the mechanical support arm includes a third side wall located in a third direction, the contact portion further includes a third contact portion disposed on the third side wall, the elastic connection assembly further includes a third elastic connection member adapted to the third contact portion, and the third direction is perpendicular to the first direction and the second direction.

Furthermore, the third elastic connecting piece comprises an elastic piece and a locking screw which is arranged separately from the elastic piece, and the locking screw penetrates through the clamp supporting body and the elastic piece in sequence and abuts against the third contact part of the mechanical supporting arm.

Furthermore, the elastic pieces are disc springs, and the number of the elastic pieces is not less than two.

Furthermore, the first contact part and the second contact part are both limit holes matched with the end parts of the wave bead screws.

Further, the clamp supporting body further comprises a first support arm fixedly connected with the external clamp assembly, and a roller is arranged on the first support arm and used for reducing friction force generated by material changing after the external clamp assembly is fixedly connected.

Furthermore, the mechanical support arm is also provided with a locking structure, and the locking structure is used for fixing the mechanical support arm on external refueling equipment.

The utility model has the advantages that: through clearance fit of the mechanical support arm and the clamp support body, when the mechanical support arm displaces, the elastic connecting component provides a reset acting force opposite to the displacement direction for the mechanical support arm, and when the external force disappears, the clamp body support component and the mechanical support arm have an automatic reset effect, so that the tolerance range of the material changing device is enlarged; the precision requirement of parts matched with the mechanism is reduced, and the possibility of collision of the movement mechanism is reduced; in addition, the device has simple structure and reduces the cost of the similar material changing device.

Drawings

Fig. 1 is a cross-sectional view of one embodiment of a refueling device of the present invention;

fig. 2 is an exploded view of one embodiment of a refueling apparatus of the present invention;

FIG. 3 is a schematic view of FIG. 2 from another viewing angle;

fig. 4 is a perspective view of one embodiment of a refueling apparatus of the present invention;

reference numerals: the clamp comprises a clamp supporting body 11, a mechanical supporting arm 12, an elastic connecting assembly 13, a first limiting groove 101, a contact part 121, a clamping hole 122, a first side wall 111, a first contact part 1201, a first elastic connecting piece 1301, a first clamping hole 1221, a second clamping hole 1222, a third clamping hole 1223, a second side wall 112, a second contact part 1202, a second elastic connecting piece 1302, a third side wall 113, a third contact part 1203, a third elastic connecting piece 1303, an elastic piece 1311, a locking screw 1312, a first supporting arm 115, a roller 1151 and a locking structure 123.

Detailed Description

The technical solutions in the embodiments of the present application will be described clearly and completely with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only some embodiments of the present application, and not all 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 application.

As shown in fig. 1 to 4, the present embodiment provides a refueling device, including: a clamp support 11, a mechanical support arm 12 and an elastic connection assembly 13; wherein, anchor clamps supporter 11 is used for carrying out fixed connection with outside anchor clamps subassembly, and mechanical support arm 12 is used for carrying out fixed connection with outside reloading equipment, and elastic connection subassembly 13 is used for realizing elastic connection between anchor clamps supporter 11 and the mechanical support arm 12, installs the realization through the two and the structure of outside reloading device and changes the material.

In the above solution, preferably, as shown in fig. 1-2, the fixture supporting body 11 is provided with a first limiting groove 101, and the mechanical supporting arm 12 penetrates through the first limiting groove 101 and is in clearance fit with the fixture supporting body 11; preferably, as shown in fig. 3, the mechanical support arm 12 is provided with a contact portion 121 adapted to the elastic connection assembly 13, the fixture support body 11 is provided with a locking hole 122 engaged with the elastic connection assembly 13, the elastic connection assembly 13 is inserted into the locking hole 122 and abuts against the contact portion 121 so that the mechanical support arm 12 is clamped in the first limiting groove 101 of the fixture support body 11, and when the mechanical support arm 12 is displaced, the elastic connection assembly 13 provides a restoring force to the mechanical support arm 12 opposite to the displacement direction, so that the fixture support body and the mechanical support arm have an automatic restoring effect in a certain directional interval.

According to the above solution, preferably, the mechanical support arm 12 includes a first side wall 111 in a first direction, as shown in fig. 1 to 3, the first direction is arranged along the X-axis direction, further, the contact part 121 includes a first contact part 1201 arranged on the first side wall 111, and the elastic connection assembly 13 includes a first elastic connection 1301 fitted with the first contact part 1201; optionally, the latching hole 122 includes a first latching hole 1221, a second latching hole 1222 and a third latching hole 1223, and the first elastic connection member 1301 passes through the first latching hole 1221 and abuts against the first contact portion 1201.

Preferably, the mechanical support arm 12 further includes a second sidewall 112 located in a second direction, which is set along the Y-axis direction as shown in fig. 1-3, further, the contact portion 121 further includes a second contact portion 1202 disposed on the second sidewall 112, the elastic connection assembly 13 further includes a second elastic connection member 1302 adapted to the second contact portion 1202, and optionally, the second elastic connection member 1302 abuts against the second contact portion 1202 through the second clamping hole 1222; the first direction and the second direction are located on a horizontal plane and are perpendicular to each other, and the structure has the advantages that the first direction and the second direction are located on the horizontal plane along the axis X, Y and are perpendicular to each other, so that the clamp supporting body 11 has a certain automatic resetting effect in the horizontal direction interval along the axis X, Y, and the precision requirement of a part matched with the clamp supporting body is reduced.

As shown in fig. 2, preferably, the first and second

elastic connection parts

1301 and 1302 are provided as wave ball screws; optionally, any ball screw comprises a screw column and a steel ball fixed at one end of the screw column, and the ball screw can be made of carbon steel and is not easy to damage.

Preferably, the mechanical support arm 12 includes a third sidewall 113 located in a third direction, as shown in fig. 2 to 4, the third direction is set along the Z-axis direction, and the third direction is perpendicular to the first direction and the second direction, the contact portion 121 further includes a third contact portion 1203 disposed on the third sidewall 113, the elastic connection assembly 13 further includes a third elastic connection element 1303 adapted to the third contact portion 1203, and the third elastic connection element 1303 passes through the third clamping hole 1223 and abuts against the third contact portion 1203; alternatively, the diameter and length of the third clamping hole 1223 may limit the range of the horizontal movement range of the clamp support 11.

As shown in fig. 2, preferably, the third elastic connector 1303 includes an elastic member 1311 and a locking screw 1312 disposed separately from the elastic member 1311, where the locking screw 1312 sequentially penetrates through the clamp supporting body 11 and the elastic member 1311 and abuts against the third contact portion 1203 of the mechanical support arm 12, so that the elastic member 1311 can carry the clamp supporting body 11 and the mechanical support arm 12 to perform vertical movement, and optionally, the locking screw 1312 may be adjusted to different lengths according to a vertical movement interval between the clamp supporting body 11 and the mechanical support arm 12.

As shown in fig. 2, the elastic member 1311 is preferably a disc spring, and the number of the elastic member is not less than two, and in this embodiment, three disc springs are provided at equal intervals, so that the movement of the clamp support 11 in the Z-axis direction is more stable.

As shown in fig. 3, the first contact portion 1201 and the second contact portion 1202 are preferably limiting holes adapted to the end portions of the ball screw.

Referring to fig. 3-4, preferably, the fixture support 11 further includes a first arm 115 for fixedly connecting to the external fixture assembly, the first arm 115 is provided with a roller 1151, and the roller 1151 is used for reducing the friction generated by the material change after the external fixture assembly is fixedly connected; alternatively, the first arm 115 may be curved to facilitate supporting the external clamp assembly.

Preferably, the mechanical support arm 12 is further provided with a locking structure 123, the locking structure 123 being used to fix the mechanical support arm 12 to an external reloading device.

To sum up, the utility model discloses a clearance fit of mechanical support arm and anchor clamps supporter, and elastic connection assembly make mechanical support arm be held in the first spacing inslot of anchor clamps supporter, under the external force effect, mechanical support arm drives the anchor clamps supporter and does certain interval motion in X or Y axle direction, the first elastic connection spare or the second elastic connection spare of one side of atress receive certain extrusion effort along X, or Y direction, after external force disappears, elastic connection assembly gives mechanical support arm and anchor clamps supporter and the reset effort that the displacement direction is opposite, make anchor clamps supporter and mechanical support arm resume initial condition; in the Z-axis direction: run through the anchor clamps supporter in proper order through locking screw, the dish spring locks the anchor clamps supporter on mechanical support arm, under the exogenic action, mechanical support arm drives the anchor clamps supporter and is certain interval motion at Z axle direction, the third elastic connection who receives one side along Z axle direction receives certain extrusion effort, after external force disappears, third elastic connection gives mechanical support arm and anchor clamps supporter and displacement opposite direction's effort that resets, the anchor clamps supporter resumes initial condition with mechanical support arm, the tolerance scope between anchor clamps supporter and the mechanical support arm has been increased, the required precision of part with mutually supporting has been reduced, the possibility of motion mechanism collision has been reduced.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present application, and not to limit the same; although the present application has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art will understand that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not necessarily depart from the spirit and scope of the corresponding technical solutions in the embodiments of the present application.

Claims

1. A reloading device, characterized in that it comprises: anchor clamps supporter, mechanical support arm and elastic connection subassembly, the anchor clamps supporter is equipped with first spacing groove, the mechanical support arm penetrates first spacing groove and with anchor clamps supporter clearance fit, the mechanical support arm be equipped with the contact site of elastic connection subassembly adaptation, the anchor clamps supporter be equipped with elastic connection subassembly complex card hole, elastic connection subassembly inserts card hole and butt extremely the contact site is so that the mechanical support arm by the centre gripping in the first spacing inslot of anchor clamps supporter, and work as when the mechanical support arm takes place the displacement, elastic connection subassembly gives the mechanical support arm with the effort of resetting that the displacement direction is opposite.

2. A refueling unit as set forth in claim 1, wherein: the mechanical support arm comprises a first side wall located in a first direction, the contact portion comprises a first contact portion arranged on the first side wall, and the elastic connection assembly comprises a first elastic connection piece matched with the first contact portion.

3. A refueling unit according to claim 2, characterized in that: mechanical support arm still including being located the ascending second lateral wall of second direction, the contact site is still including setting up second contact site on the second lateral wall, elastic connection subassembly still include with the second elastic connection spare of second contact site adaptation, first direction and second direction are located the horizontal plane and both mutually perpendicular.

4. A refueling unit according to claim 3, characterized in that: the first elastic connecting piece and the second elastic connecting piece are arranged to be wave ball screws.

5. A refueling unit according to claim 3, characterized in that: the mechanical support arm is including being located the third lateral wall of third orientation, the contact site is still including setting up third contact site on the third lateral wall, elasticity coupling assembling still include with the third elastic connection spare of third contact site adaptation, the third direction perpendicular to first direction and second direction.

6. A device as claimed in claim 5, characterized in that: the third elastic connecting piece comprises an elastic piece and a locking screw which is arranged separately from the elastic piece, and the locking screw penetrates through the clamp supporting body, the elastic piece and the third contact part of the mechanical supporting arm in sequence.

7. A device as claimed in claim 6, characterized in that: the elastic pieces are disc springs, and the number of the elastic pieces is not less than two.

8. A device as claimed in claim 4, characterized in that: the first contact part and the second contact part are both limit holes matched with the end parts of the wave bead screws.

9. A refueling unit as set forth in claim 1, wherein: the fixture supporting body further comprises a first supporting arm fixedly connected with the external fixture assembly, the first supporting arm is provided with a roller, and the roller is used for reducing friction force generated by material changing after the external fixture assembly is fixedly connected.

10. A refueling unit as set forth in claim 1, wherein: the mechanical support arm is further provided with a locking structure, and the locking structure is used for fixing the mechanical support arm to external material replacing equipment.