CN217277360U

CN217277360U - Clamping mechanism for plastic product processing

Info

Publication number: CN217277360U
Application number: CN202123028639.5U
Authority: CN
Inventors: 马彦华; 马立忠
Original assignee: Qingdao Liangli Precision Products Co ltd
Current assignee: Qingdao Liangli Precision Products Co ltd
Priority date: 2021-12-03
Filing date: 2021-12-03
Publication date: 2022-08-23
Anticipated expiration: 2031-12-03

Abstract

The utility model discloses a clamping mechanism for processing plastic products, which comprises a processing table; the clamping mechanism comprises adjusting discs arranged on two sides above the processing table, a movable clamp is arranged on one opposite side of each adjusting disc in a sliding mode, and a fixed clamp matched with the movable clamp is arranged below the movable clamp; the movable and rotary mechanism comprises a supporting arm connected with the back of the adjusting disc, a shaft disc convenient for the adjusting disc to rotate freely is arranged at the joint of the supporting arm and the adjusting disc, when a plastic workpiece needs to be clamped, the electric push rod can push the movable clamp to move towards the fixed clamp until the movable clamp and the fixed clamp the workpiece firmly, meanwhile, the pressure sensor can detect the pressure value applied to the workpiece by the two clamps when the workpiece is abutted, and the electric push rod can stop working when the pressure value is close to a set value capable of damaging the plastic workpiece, so that the effects of tightness adjustment and stable clamping are achieved.

Description

Clamping mechanism for plastic product processing

Technical Field

The utility model relates to a plastic products processing technology field specifically is a fixture is used in plastic products processing.

Background

The plastic products are the general name of articles for daily life and industry and the like which are processed by adopting plastics as main raw materials, and comprise products of all processes such as injection molding, blow molding and the like which take the plastics as raw materials, and the plastics are synthetic polymer materials with plasticity and have high practicability; in the production of plastic products, the plastic products and workpieces need to be fixedly clamped, but the tightness of the clamping degree of the conventional clamping device is inconvenient to adjust, the clamping force is too large, so that the plastic is easy to deform and break, the clamping force is small, so that the plastic is easy to loosen, the machining precision is influenced, and meanwhile, the workpiece is inconvenient to adjust the angle and the posture in the clamping and transferring processes.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fixture is used in plastic products processing to solve the inconvenient problem that tightness adjustment and angle are difficult to the adjustment of doing that proposes in the above-mentioned background art, consequently, the utility model aims at providing a fixture is used in plastic products processing, it can carry out nimble regulation to the interval that opens and shuts of anchor clamps according to the concrete size of work piece when to the work piece centre gripping to avoid the work piece to receive the clamp and decrease, simultaneously, can do upset and attitude adjustment to the work piece in centre gripping and transfer process.

In order to achieve the above object, the utility model provides a following technical scheme: a fixture for plastic product processing, comprising:

a processing table;

the clamping mechanism comprises adjusting discs arranged on two sides above the processing table, a movable clamp is arranged on one opposite side of each adjusting disc in a sliding mode, and a fixed clamp matched with the movable clamp is arranged below the movable clamp;

the moving and rotating mechanism comprises a supporting arm connected with the back surface of the adjusting disc, and a disc facilitating free rotation of the adjusting disc is arranged at the joint of the supporting arm and the adjusting disc.

Preferably, the back of the movable clamp is provided with and connected with an electric push rod, a cylinder body part of the electric push rod is installed on the adjusting plate, the back of the fixed clamp is provided with a pressure sensor, a detection probe of the pressure sensor extends to a clamping surface of the fixed clamp, and the fixed clamp is fixedly installed on the adjusting plate.

Preferably, the opposite surfaces of the movable clamp and the fixed clamp, namely the clamping surfaces, are provided with rubber layers, the surfaces of the rubber layers are provided with anti-skidding bulges, the adjusting disc is further provided with a guide rail convenient for the movable clamp to slide in a single direction, and the root of the movable clamp is embedded and installed on the inner side of the guide rail.

Preferably, a servo motor is arranged on the back of the top of the supporting arm, a shaft rod sequentially penetrating through the supporting arm and the shaft disc is arranged at the output end of the servo motor, the tail end of the shaft rod is fixedly connected with the circle center of the adjusting disc, the adjusting disc and the servo motor form a transmission structure through the shaft rod, and the adjusting disc and the supporting arm form hinged rotary connection through the shaft disc.

Preferably, the bottom of the supporting arm is further provided with a mobile station for mounting the supporting arm, the mobile station is mounted on the processing table, the upper end of the mobile station is provided with two opposite supporting arms, and the mobile station is driven by the numerical control driving device to move in the directions of the x axis and the y axis.

Preferably, a support frame is fixedly arranged around the upper end of the processing table, a processing device is arranged at the top of the inner side of the support frame, and the processing device can drill and cut the plastic product under the clamping and moving coordination of the clamping mechanism and the moving and rotating mechanism.

Compared with the prior art, the beneficial effects of the utility model are that:

(one) through fixture's setting, when to the work piece centre gripping, electric putter can promote movable anchor clamps and remove to the direction of mounting fixture, meanwhile, pressure sensor can detect the pressure numerical value that two anchor clamps applyed to the work piece when pasting the work piece to, then electric putter can stop the operation when the pressure value is close the setting value that can destroy plastic workpiece, thereby play the effect of elasticity regulation and stable centre gripping, and carry out nimble centre gripping according to the size of work piece, the elastic characteristic on rubber layer can avoid anchor clamps to cause hard extrusion damage to the work piece simultaneously.

(two) through the setting of removal and rotary mechanism, servo motor accessible axostylus axostyle drives the adjustment disk and carries out axial rotation, and the adjustment disk then can drive movable fixture and mounting fixture and do synchronous revolution, and the centre gripping angle of anchor clamps accords with the processing angle of work piece, and in addition, swing joint through the reel can make the adjustment disk more stable when rotation regulation to centre gripping accuracy has been improved.

Drawings

FIG. 1 is a schematic view of the overall front view structure of the present invention;

FIG. 2 is a schematic side view of the clamping mechanism of the present invention;

FIG. 3 is a schematic view of the front structure of the adjusting plate of the present invention;

fig. 4 is a schematic view of the top structure of the support arm of the present invention.

In the figure: 100. a processing table; 110. a support frame; 120. a processing device; 200. a clamping mechanism; 210. an adjusting disk; 2101. a guide rail; 220. a movable clamp; 230. fixing the clamp; 240. an electric push rod; 250. a pressure sensor; 260. a rubber layer; 300. a moving and rotating mechanism; 310. a support arm; 320. a reel; 330. a servo motor; 340. a shaft lever; 350. a mobile station.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings.

Next, the present invention will be described in detail with reference to the schematic drawings, and in order to describe the embodiments of the present invention in detail, the sectional views showing the device structure will not be enlarged partially according to the general scale for convenience of description, and the schematic drawings are only examples, which should not limit the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in the actual fabrication.

In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.

The utility model provides a fixture is used in plastic products processing, it can carry out nimble regulation to the interval that opens and shuts of anchor clamps according to the concrete size of work piece when to the work piece centre gripping to avoid the work piece to receive the clamp and decrease, simultaneously, can do upset and attitude adjustment to the work piece at centre gripping and transfer process.

Fig. 1 to 4 are schematic structural views illustrating a clamping mechanism for plastic product processing according to the present invention, and referring to fig. 1 to 4, a main body of the clamping mechanism for plastic product processing according to the present embodiment includes a processing table 100, a clamping mechanism 200, and a moving and rotating mechanism 300.

The periphery of the upper end of the processing table 100 is fixedly provided with the support frame 110, the top of the inner side of the support frame 110 is provided with the processing device 120, the processing device 120 can drill and cut plastic products under the clamping and moving coordination of the clamping mechanism 200 and the moving and rotating mechanism 300, and the processing difficulty of the processing device 120 on plastic workpieces is effectively reduced under the coordination of the clamping mechanism 200 and the moving and rotating mechanism 300.

The clamping mechanism 200 comprises adjusting discs 210 arranged on two sides above the processing table 100, a movable clamp 220 is slidably arranged on one opposite side of each of the two adjusting discs 210, a fixed clamp 230 matched with the movable clamp 220 is arranged below the movable clamp 220, an electric push rod 240 is connected to the back of the movable clamp 220, a cylinder part of the electric push rod 240 is mounted on the adjusting disc 210, a pressure sensor 250 is arranged on the back of the fixed clamp 230, a detection probe of the pressure sensor 250 extends to a clamping surface of the fixed clamp 230, the fixed clamp 230 is fixedly mounted on the adjusting discs 210, when a plastic workpiece needs to be clamped, the electric push rod 240 can push the movable clamp 220 to move towards the fixed clamp 230 until the movable clamp 220 and the fixed clamp 230 firmly clamp the workpiece, and meanwhile, when the workpiece is abutted, the pressure sensor 250 can detect pressure values applied to the workpiece by the two clamps, when the pressure value is close to the set value capable of destroying the plastic workpiece, the electric push rod 240 stops working, thereby the effects of tightness adjustment and stable clamping are achieved, flexible clamping is carried out according to the size of the workpiece, the opposite surface of the movable clamp 220 and the fixed clamp 230, namely the clamping surface, is provided with the rubber layer 260, the surface of the rubber layer 260 is provided with the anti-skidding protrusion, the adjusting disc 210 is further provided with the guide rail 2101 which is convenient for the movable clamp 220 to slide in a single direction, the root of the movable clamp 220 is embedded and installed on the inner side of the guide rail 2101, in order to further perfect the clamping performance of the movable clamp 220 and the fixed clamp 230, the workpiece can be prevented from slipping during clamping through the rubber layer 260, meanwhile, the elastic characteristic of the rubber layer 260 can prevent the clamp from causing hard extrusion damage to the workpiece, and the effect of auxiliary clamping is achieved.

The moving and rotating mechanism 300 comprises a supporting arm 310 connected with the back of the adjusting disk 210, a disk 320 for facilitating the free rotation of the adjusting disk 210 is arranged at the joint of the supporting arm 310 and the adjusting disk 210, a servo motor 330 is arranged at the back of the top of the supporting arm 310, a shaft rod 340 sequentially penetrating through the supporting arm 310 and the disk 320 is arranged at the output end of the servo motor 330, the end of the shaft rod 340 is fixedly connected with the circle center of the adjusting disk 210, the adjusting disk 210 forms a transmission structure through the shaft rod 340 and the servo motor 330, the adjusting disk 210 forms a hinged rotating connection through the shaft disk 320 and the supporting arm 310, because the movable clamp 220 and the fixed clamp 230 need to be subjected to posture adjustment in the process of clamping and transferring a workpiece, the servo motor 330 can drive the adjusting disk 210 to axially rotate through the shaft rod 340, and the adjusting disk 210 can drive the movable clamp 220 and the fixed clamp 230 to synchronously rotate, until the clamping angle of the clamp accords with the processing angle of the workpiece, in addition, the movable connection through the shaft disc 320 can make the adjusting disc 210 more stable when rotating and adjusting, thereby improving the clamping accuracy, the bottom of the supporting arm 310 is also provided with a mobile station 350 for installing the supporting arm 310, the mobile station 350 is installed on the processing station 100, the upper end of the mobile station 350 is provided with two opposite supporting arms 310, wherein, the supporting arm 310 is driven by a numerical control driving device on the mobile station 350 to move in the x-axis and y-axis directions, the mobile station 350 can horizontally move and adjust the supporting arm 310 under the coordination of the numerical control driving device, the two supporting arms 310 can respectively drive the clamp to clamp and move the workpiece, thereby further perfecting the practicability and flexibility of the device.

In summary, in the clamping mechanism for processing plastic products of the present embodiment, first, the electric push rod 240 will push the movable clamp 220 to move towards the fixed clamp 230 until the movable clamp 220 and the fixed clamp 230 clamp the workpiece firmly, and at the same time, the pressure sensor 250 will detect the pressure values applied to the workpiece by the two clamps when abutting against the workpiece, when the pressure value approaches the set value that can damage the plastic workpiece, the electric push rod 240 will stop working, so as to achieve the effects of tightness adjustment and stable clamping, in addition, the servo motor 330 can drive the adjusting disc 210 to axially rotate through the shaft 340, the adjusting disc 210 will drive the movable clamp 220 and the fixed clamp 230 to synchronously rotate until the clamping angle of the clamps conforms to the processing angle of the workpiece, in addition, the movable connection of the shaft disc 320 can make the adjusting disc 210 more stable during rotation adjustment, thereby improving the clamping accuracy.

While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, as long as there is no structural conflict, the various features of the disclosed embodiments of the present invention can be used in any combination with each other, and the description of these combinations not exhaustive in this specification is merely for the sake of brevity and resource conservation. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.

Claims

1. The utility model provides a fixture is used in plastic products processing which characterized in that includes:

a processing table (100);

the clamping mechanism (200) comprises adjusting discs (210) arranged on two sides above the processing table (100), a movable clamp (220) is arranged on one opposite side of each adjusting disc (210) in a sliding mode, and a fixed clamp (230) matched with the movable clamp (220) is arranged below the movable clamp (220);

the moving and rotating mechanism (300) comprises a supporting arm (310) connected with the back surface of the adjusting disk (210), and a disk (320) facilitating the free rotation of the adjusting disk (210) is arranged at the joint of the supporting arm (310) and the adjusting disk (210).

2. The clamping mechanism for plastic product processing as recited in claim 1, wherein: the back of activity anchor clamps (220) sets up to be connected with electric putter (240), and the cylinder body portion of electric putter (240) installs on adjustment disk (210), the back of mounting fixture (230) is provided with pressure sensor (250), and pressure sensor's (250) detecting probe extends to the clamping face of mounting fixture (230), mounting fixture (230) fixed mounting is on adjustment disk (210).

3. The clamping mechanism for plastic product processing as claimed in claim 2, wherein: the rubber layer (260) is arranged on the opposite surface, namely the clamping surface, of the movable clamp (220) and the fixed clamp (230), the anti-skidding protrusions are arranged on the surface of the rubber layer (260), a guide rail (2101) convenient for the movable clamp (220) to slide in a one-way mode is further arranged on the adjusting disc (210), and the root of the movable clamp (220) is embedded and installed on the inner side of the guide rail (2101).

4. The clamping mechanism for plastic product processing as claimed in claim 3, wherein: the back of the top of the supporting arm (310) is provided with a servo motor (330), the output end of the servo motor (330) is provided with a shaft rod (340) which sequentially penetrates through the supporting arm (310) and the shaft disc (320), the tail end of the shaft rod (340) is fixedly connected with the circle center of the adjusting disc (210), the adjusting disc (210) is in transmission structure with the servo motor (330) through the shaft rod (340), and the adjusting disc (210) is in hinged rotary connection with the supporting arm (310) through the shaft disc (320).

5. The clamping mechanism for plastic product processing as recited in claim 4, wherein: the bottom of the supporting arm (310) is also provided with a mobile station (350) used for installing the supporting arm (310), the mobile station (350) is installed on the processing table (100), the upper end of the mobile station (350) is provided with two opposite supporting arms (310), and the mobile station (350) is driven by a numerical control driving device to drive the supporting arm (310) to move in the directions of an x axis and a y axis.

6. The clamping mechanism for plastic product processing as recited in claim 5, wherein: the plastic product cutting and drilling machine is characterized in that a support frame (110) is fixedly arranged on the periphery of the upper end of the processing table (100), a processing device (120) is arranged at the top of the inner side of the support frame (110), and the processing device (120) can drill and cut plastic products under the clamping and moving cooperation of the clamping mechanism (200) and the moving and rotating mechanism (300).