CN213225287U - Cylinder cap loading attachment - Google Patents

Abstract

The utility model provides a cylinder cover feeding device, which comprises a connecting flange, a blank paw component and a semi-finished product paw component, wherein a first fixing support and a second fixing support are respectively arranged at the two ends of the connecting flange in the length direction; the semi-finished product gripper assembly comprises a second telescopic device and an expansion sleeve, the second telescopic device is arranged on a second fixed support, the expansion sleeve is arranged on the second fixed support, the expansion end of the second telescopic device is sleeved with the expansion sleeve, a plurality of vertical grooves are formed in the lower end of the expansion sleeve, the expansion end of the second telescopic device is driven to extend, and the expansion sleeve is expanded to clamp a workpiece. The utility model discloses can replace artifical unloading of going up, solve the work piece blank and do not have accurate benchmark, be difficult to realize the automatic difficult problem of going up the unloading, improve production efficiency.

Description

Cylinder cap loading attachment

Technical Field

The utility model belongs to the technical field of it is automatic, especially, relate to a cylinder cap loading attachment.

Background

The cylinder cap production line is before realizing the automation, and artifical material loading is adopted to first process, and the material loading needs the manual work to bow at every turn and takes out the blank from the net car, then places processing in the equipment, need place the raceway with the work piece after processing is accomplished, flow to lower process, and every round circulates about 500. The operation mode needs one operator to keep the operation state consistently to synchronize with the next process, the efficiency is low, and the waist can be seriously injured if the operator is in the operation state for a long time. And because the workpiece in the first process is in a blank state after casting, the workpiece is not subjected to fine machining and lacks a fine reference, and the workpiece is difficult to be fed manually by using a manipulator agent.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a cylinder cap loading attachment can replace artifical unloading of going up, solves the work piece blank and does not have the smart benchmark, is difficult to realize the automatic difficult problem of going up the unloading, improves production efficiency.

The utility model discloses a realize through following technical scheme:

a cylinder cover feeding device comprises a connecting flange, a blank paw assembly and a semi-finished paw assembly, wherein a first fixing support and a second fixing support are respectively arranged at two ends of the connecting flange in the length direction;

the semi-finished product gripper assembly comprises a second telescopic device and an expansion sleeve, the second telescopic device is arranged on a second fixed support, the expansion sleeve is arranged on the second fixed support, the expansion end of the second telescopic device is sleeved with the expansion sleeve, a plurality of vertically arranged vertical grooves are formed in the lower end of the expansion sleeve along the circumferential direction of the expansion sleeve, the expansion end of the expansion sleeve is driven to extend through the second telescopic device, and the expansion sleeve is expanded to clamp a workpiece.

Furthermore, the telescopic end of the second telescopic device is a ball head, a conical inner hole is formed in the expansion sleeve close to the lower end of the expansion sleeve, and the conical inner hole is in a conical shape with the inner diameter gradually shrinking from top to bottom.

Furthermore, the number of the semi-finished product gripper components is two, and the two semi-finished product gripper components are arranged on the second fixing support at intervals.

Furthermore, the number of the semi-finished product gripper components is four, every two of the four semi-finished product gripper components are in a group and are respectively arranged at two ends of the second fixing support, and the two semi-finished product gripper components in the same group are arranged at intervals.

Further, first fixed bolster is the U type, and blank hand claw subassembly still includes second hand claw and push rod, and the upper end of first hand claw and second hand claw sets up in the both ends of the U type of first fixed bolster respectively vertically rotatably, and first telescoping device can set up on first fixed bolster vertically rotatably, and its flexible end is connected with the push rod, and the both ends of push rod are connected with the lower extreme of first hand claw and second hand claw respectively.

Furthermore, a plurality of vertically arranged clamping rods are respectively arranged at two ends of the U shape of the first fixing support.

Furthermore, a plurality of conical points are arranged on one side surface of any clamping rod facing the first telescopic device, and the conical points are arranged at intervals along the length direction of the clamping rod.

Furthermore, the connecting line of the vertexes of the plurality of conical points on any clamping rod forms an included angle with the vertical direction.

Furthermore, the connecting flange is trapezoidal, and the first fixing support and the second fixing support are respectively arranged at two ends of a trapezoidal lower bottom of the connecting flange.

Furthermore, the connecting flange and the first fixing support are both provided with hollowed lightening holes.

Compared with the prior art, the beneficial effects of the utility model are that: by arranging the blank gripper assembly and the semi-finished product gripper assembly, quick feeding and discharging of the cylinder cover blank and the semi-finished product can be realized at the same time, manual feeding and discharging are replaced, the problem that the workpiece blank has no precise reference and automatic feeding and discharging are difficult to realize is solved, the production efficiency is improved, the use of cylinder covers of different product models can be met, and the cost of automatic equipment is saved; and adopt the utility model discloses realize the material loading and the unloading of cylinder head, the quality problem that the cylinder head surface bumps the flower easily when can effectively solving manual operation to can satisfy the cylinder cap of different product models and use, save the cost of automation equipment.

Drawings

Fig. 1 is a schematic structural view of a cylinder head feeding device of the present invention;

fig. 2 is a schematic view of a workpiece grabbing device of the cylinder cover feeding device of the present invention;

fig. 3 is a schematic view of the cylinder cover feeding device of the present invention mounted on a manipulator;

fig. 4 is a cross-sectional view of the blank gripper assembly grabbing a workpiece in the cylinder cover feeding device of the utility model;

fig. 5 is a cross-sectional view of a semi-finished gripper assembly in the cylinder head feeding device of the present invention;

fig. 6 is a cross-sectional view of the semi-finished gripper assembly grabbing a workpiece in the cylinder cover feeding device of the present invention.

In the figure, 1-connecting flange, 2-blank paw component, 21-first paw, 22-first expansion device, 23-second paw, 24-push rod, 3-semi-finished paw component, 31-second expansion device, 311-bulb, 32-expansion sleeve, 321-vertical groove, 4-first fixing support, 41-clamping rod, 42-conical point, 5-second fixing support, 6-hollowed lightening hole, 7-cylinder cover and 8-manipulator.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures. Meanwhile, in the description of the present invention, the terms "first", "second", and the like are used only for distinguishing the description, and are not to be construed as indicating or implying relative importance.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the utility model is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element to be referred must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

Referring to fig. 1 and 2, fig. 1 is a schematic structural diagram of the cylinder head feeding device of the present invention, and fig. 2 is a schematic diagram of the cylinder head feeding device of the present invention for grabbing a workpiece. The utility model provides a cylinder cap loading attachment, including flange 1, blank hand claw subassembly 2 and semi-manufactured goods hand claw subassembly 3, be equipped with first fixed bolster 4 and second fixed bolster 5 on flange 1's the length direction's both ends respectively, blank hand claw subassembly 2 sets up on first fixed bolster 4 for snatch cylinder head 7 blank on carrying the raceway from the blank, then remove cylinder head 7 blank to inside the lathe, semi-manufactured goods hand claw sets up on second fixed bolster 5, a 7 semi-manufactured goods of cylinder head for snatch the inside processing of accomplishing of lathe, then remove cylinder head 7 semi-manufactured goods to the station of doing work down, accomplish a cylinder head 7 material loading and unloading.

Referring to fig. 3, fig. 3 is a schematic view of the cylinder head loading device of the present invention installed on a robot. Specifically, the connecting flange 1 is trapezoidal, and the first fixing bracket 4 and the second fixing bracket 5 are respectively disposed at two ends of a trapezoidal lower bottom of the connecting flange 1. The connecting flange 1 is provided with three connecting ports which are respectively positioned at the two ends of the trapezoidal upper bottom and the two ends of the trapezoidal lower bottom in the length direction, the connecting port of the connecting flange 1 positioned at the trapezoidal upper bottom is used for being connected with the manipulator 8, and the connecting ports of the connecting flange 1 positioned at the two ends of the trapezoidal lower bottom in the length direction are respectively used for arranging the first fixing support 4 and the second fixing support 5.

Referring to fig. 4, fig. 4 is a cross-sectional view of the blank gripper assembly grabbing a workpiece in the cylinder cover feeding device according to the present invention. Specifically, blank hand claw subassembly 2 includes first hand claw 21 and first telescoping device 22, but the upper end vertical rotation ground of first hand claw 21 sets up on the fixed bolster, and first telescoping device 22 is used for driving first hand claw 21 vertical rotation on the fixed bolster, makes first hand claw 21 and fixed bolster cooperation in order to press from both sides tight work piece. Generally, the cylinder head 7 processed in the prior art has six types, and compared with six types of cylinder head 7 blanks, only the chain wheel chamber has the common characteristics of the six types of cylinder head 7 blanks. Therefore, the fixing support extends into the chain wheel chamber of the cylinder cover 7 blank, and then the first claw 21 is driven by the first telescopic device 22 to vertically rotate downwards on the fixing support, so that the first claw 21 abuts against the outer wall of the chain wheel chamber, the first claw 21 is matched with the fixing support to clamp the cylinder cover 7 blank, and the grabbing and moving of the cylinder cover 7 blank are achieved. After the blank of the cylinder cover 7 is moved into the machine tool, the first claw 21 is driven to vertically rotate upwards on the fixed bracket through the first telescopic device 22, and then the blank of the cylinder cover 7 can be loosened. Preferably, the first expansion device 22 is a pneumatic cylinder. In an embodiment, the first fixing bracket 4 is U-shaped, the blank gripper assembly 2 further includes a second gripper 23 and a push rod 24, upper ends of the first gripper 21 and the second gripper 23 are respectively and vertically rotatably disposed at two ends of the U-shaped of the first fixing bracket 4, the first telescopic device 22 is vertically and rotatably disposed on the first fixing bracket 4, a telescopic end of the first telescopic device is connected with the push rod 24, and two ends of the push rod 24 are respectively connected with lower ends of the first gripper 21 and the second gripper 23. The both ends of first fixed bolster 4U type are located flange 1 length direction's both ends respectively, and this setting can drive push rod 24 downstream through first telescoping device 22, and push rod 24 drives the vertical downward rotation of first hand claw 21 and second hand claw 23 at its both ends to through first hand claw 21, second hand claw 23 respectively with the U type both ends cooperation of first fixed bolster 4, snatch two cylinder head 7 blanks.

Further, two ends of the U-shape of the first fixing bracket 4 are respectively provided with a plurality of vertically arranged clamping rods 41. Preferably, the two clamping bars 41 are respectively arranged at the two ends of the U-shape of the first fixing bracket 4, and the clamping bars 41 are inserted into the sprocket chamber of the blank of the cylinder cover 7 to be matched with the first hand claw 21 or the second hand claw 23 to grab the blank of the cylinder cover 7. This setting is convenient for design and production of blank hand claw subassembly 2, and alleviates the utility model discloses the whole weight of cylinder head loading attachment. Considering that the inner wall of the side of the sprocket chamber of the blank of the cylinder head 7 contacting the clamping bars 41 is an inclined surface, in an embodiment, a plurality of conical points 42 are provided on a side surface of any one of the clamping bars 41 facing the first telescopic device 22, and the plurality of conical points 42 are spaced along the length direction of the clamping bar 41. The vertex connecting lines of the plurality of conical points 42 on any clamping rod 41 form an included angle with the vertical direction. Therefore, the angle between the vertex line of the plurality of conical points 42 on any clamping rod 41 and the vertical direction is the same according to the angle between the inclined plane and the vertical direction. And a blank groove is arranged on the outer wall of one side of the chain wheel chamber of the cylinder cover 7 blank, which is contacted with the first claw 21, in an embodiment, the first claw 21 and the second claw 23 are both in a U shape, when the cylinder cover 7 blank grabbing device works, the clamping rod 41 extends into the chain wheel chamber of the cylinder cover 7 blank, a plurality of conical points 42 on the clamping rod 41 are attached to the inclined surface of the inner wall of the chain wheel chamber to finish primary positioning, then the push rod 24 is pushed through the first telescopic device 22, the push rod 24 drives the first claw 21 and the second claw 23 to be close to the cylinder cover 7 blank until the U-shaped lower ends of the first claw 21 and the second claw 23 are inserted into the blank groove of the cylinder cover 7 blank, and the cylinder cover 7 blank is clamped by using the first claw 21, the second claw 23 and the corresponding conical points 42 on the clamping rod 41, so as to finish grabbing of the.

Referring to fig. 5 and fig. 6, fig. 5 is a sectional view of a semi-finished gripper assembly in the cylinder cover loading device of the present invention, and fig. 6 is a sectional view of a semi-finished gripper assembly in the cylinder cover loading device of the present invention grabbing a workpiece. Specifically, the semi-finished gripper assembly 3 comprises a second expansion device 31 and an expansion sleeve 32, the second expansion device 31 is arranged on the second fixed support 5, the expansion sleeve 32 is arranged on the second fixed support 5, the expansion end of the second expansion device 31 is sleeved with the expansion sleeve 32, a plurality of vertically arranged vertical grooves 321 are formed in the lower end of the expansion sleeve 32 along the circumferential direction of the expansion sleeve, the expansion end of the expansion sleeve 32 is driven to extend through the second expansion device 31, and the expansion sleeve 32 is expanded to clamp a workpiece. By comparing the six-section cylinder cover 7 semi-finished products, the six-section cylinder cover 7 semi-finished products are all characterized by bolt through holes. Therefore, the expansion sleeve 32 is inserted into the bolt through hole, and then the second expansion device 31 drives the expansion end of the expansion sleeve to extend downwards, so that the expansion sleeve 32 expands, the expansion sleeve 32 is abutted against the inner wall of the bolt through hole of the semi-finished cylinder cover 7, the inner wall of the bolt through hole can be expanded, and the semi-finished cylinder cover 7 can be grabbed and moved. After the semi-finished product of the cylinder cover 7 moves to a lower station, the telescopic end of the semi-finished product of the cylinder cover 7 is driven to retract upwards through the second telescopic device 31, and the expansion sleeve 32 retracts to the original state by means of the elasticity of the expansion sleeve, so that the semi-finished product of the cylinder cover 7 can be loosened. The expansion sleeve 32 adopts an integrated design, adopts 65Mn (spring steel) to realize automatic contraction and reset by means of self elasticity through special heat treatment. Preferably, the second expansion device 31 is a cylinder, in an embodiment, the expansion end of the second expansion device 31 is a ball 311, and a tapered inner hole is formed inside the expansion sleeve 32 near the lower end thereof, and the tapered inner hole has a shape of a taper with an inner diameter gradually decreasing from top to bottom. The telescopic end of the second telescopic device 31 is designed as a ball 311, so that the telescopic end of the second telescopic device 31 can reciprocate in the expansion sleeve 32, and the inner wall of the expansion sleeve 32 is prevented from being damaged. A conical inner hole is designed in the expansion sleeve 32, the ball head 311 slides downwards in the conical inner hole, so that the lower end of the expansion sleeve 32 generates amplified change of radial displacement, the lower end of the expansion sleeve 32 abuts against the inner wall of the bolt through hole, the semi-finished bolt through hole of the cylinder cover 7 can be expanded, and strong clamping force is generated.

Further, considering that there are two bolt passing holes in the semi-finished cylinder head 7, in one embodiment, the number of the semi-finished gripper units 3 is two, and the two semi-finished gripper units 3 are spaced apart from each other on the second fixing bracket 5. The two semi-finished product gripper components 3 are respectively inserted into the two bolt through holes, and the corresponding bolt through holes are tensioned through the expansion sleeve 32, so that the semi-finished product of the cylinder cover 7 is more stable to grab. In one embodiment, the number of the semi-finished gripper units 3 is four, two semi-finished gripper units 3 are arranged in a group at two ends of the second fixing bracket 5, and two semi-finished gripper units 3 in the same group are arranged at intervals. Two sets of semi-manufactured goods hand claw subassembly 3 are located flange 1 length direction's both sides, through two sets of semi-manufactured goods hand claw subassembly 3, snatch two cylinder head 7 semi-manufactured goods simultaneously, improve production efficiency. The second fixing bracket 5 is similar to a lightning bolt, and the middle part of the second fixing bracket is arranged on the connecting flange 1, and the two ends of the second fixing bracket are positioned at the two sides of the connecting flange 1 in the length direction.

In order to satisfy the utility model discloses the total weight is not overweight under the state that the cylinder head loading attachment snatched four cylinder heads 7, in an embodiment, all is equipped with on flange 1 and the first fixed bolster 4 and undercuts lightening hole 6. The arrangement is such that the overall weight under full load is less than 10kg, meeting the load requirements of the manipulator 8.

Compared with the prior art, the beneficial effects of the utility model are that: through setting up blank hand claw subassembly 2 and semi-manufactured goods hand claw subassembly 3, can realize 7 blanks of cylinder head and semi-manufactured goods quick material loading and unloading simultaneously, replace the manual work and go up unloading, solve the work piece blank and do not have accurate benchmark, be difficult to realize the difficult problem of unloading on the automation, improve production efficiency to can satisfy the cylinder cap of different product models and use, save automatically.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any form, so that any simple modification, equivalent change and modification made by the technical entity of the present invention to the above embodiments without departing from the technical solution of the present invention all fall within the scope of the technical solution of the present invention.

Claims (10)

1. A cylinder cover feeding device is characterized by comprising a connecting flange, a blank paw assembly and a semi-finished paw assembly, wherein a first fixing support and a second fixing support are respectively arranged at two ends of the connecting flange in the length direction;

the semi-finished product gripper assembly comprises a second telescopic device and an expansion sleeve, the second telescopic device is arranged on a second fixed support, the expansion sleeve is arranged on the second fixed support, the expansion end of the second telescopic device is sleeved with the expansion sleeve, a plurality of vertically-arranged vertical grooves are formed in the lower end of the expansion sleeve along the circumferential direction of the expansion sleeve, and the expansion sleeve is driven to expand by the second telescopic device so as to clamp a workpiece.

2. The cylinder cover feeding device according to claim 1, wherein the expansion end of the second expansion device is a ball head, a conical inner hole is formed in the expansion sleeve at a position close to the lower end of the expansion sleeve, and the conical inner hole is in a shape of a cone with a gradually-contracted inner diameter from top to bottom.

3. The cylinder cover feeding device according to claim 1, wherein the number of the semi-finished gripper assemblies is two, and the two semi-finished gripper assemblies are arranged on the second fixing support at intervals.

4. The cylinder cover feeding device according to claim 1, wherein the number of the semi-finished gripper assemblies is four, the four semi-finished gripper assemblies are grouped in pairs and are respectively arranged at two ends of the second fixing support, and the two semi-finished gripper assemblies in the same group are arranged at intervals.

5. The cylinder cover feeding device according to claim 1, wherein the first fixing support is U-shaped, the blank gripper assembly further comprises a second gripper and a push rod, the upper ends of the first gripper and the second gripper are respectively and vertically and rotatably arranged at two ends of the U-shaped first fixing support, the first telescopic device is vertically and rotatably arranged on the first fixing support, the telescopic end of the first telescopic device is connected with the push rod, and two ends of the push rod are respectively connected with the lower ends of the first gripper and the second gripper.

6. The cylinder cover feeding device as claimed in claim 5, wherein a plurality of vertically arranged clamping rods are respectively arranged at two ends of the U-shaped portion of the first fixing support.

7. The cylinder cover feeding device according to claim 6, wherein a plurality of conical points are arranged on one side surface of any one of the clamping rods, which faces the first telescopic device, and the conical points are arranged at intervals along the length direction of the clamping rods.

8. The cylinder head feeding device of claim 7, wherein a connecting line of vertexes of the plurality of conical points on any one of the clamping rods forms an included angle with a vertical direction.

9. The cylinder cover feeding device according to claim 1, wherein the connecting flange is trapezoidal, and the first fixing support and the second fixing support are respectively arranged at two ends of a trapezoidal lower bottom of the connecting flange.

10. The cylinder cover feeding device as claimed in claim 1, wherein the connecting flange and the first fixing bracket are provided with hollowed lightening holes.

Images