CN205767517U - A kind of Spin welding of plastics welding fixture - Google Patents

Abstract

The utility model relates to a plastic rotary welding fixture, which is characterized in that it includes a rotary head, a base, a left slider, a right slider, a guide rod and a driving device arranged on the base; wherein, the rotary head and the upper part of the rotary welding machine The mold fixed plate is connected; the left slider is fixedly connected with the base, and a slide rail is set inside the left slider, one end of the guide rod is fixedly connected with the right slider, and the other end is slidably set in the left slider, and is fastened The bolts are fixed, and the outer side of the right slider is fixedly connected with the driving device, so that the right slider can slide relative to the left slider and form a variable accommodating space by surrounding with the left slider. The utility model can well ensure the positioning and clamping of the plastic clutch master cylinder in the welding process, enhance the welding quality, improve the welding efficiency, and provide strong support for future product development and mass production.

Description

A plastic rotary welding jig

technical field

The utility model relates to a plastic rotary welding fixture, which belongs to the technical field of tooling fixtures.

Background technique

Automotive plastics, especially engineering plastics, are widely used in the automotive field due to their excellent performance, and their application parts have developed from ordinary decorative parts to structural parts and functional parts. The corresponding plastic welding technology has also been vigorously developed. Plastic spin welding technology has been widely used for its advantages of simple operation, low energy consumption, high efficiency, and effective reduction of material waste. However, it has extremely high requirements for fixture positioning and fixtures. The accuracy of welding and the dimensional accuracy of workpieces are directly related to production. Efficiency and pass rate of workpiece products, but the current fixture status cannot meet the needs of modern production and cannot improve production efficiency.

Therefore, the plastic spin welding jig needs to be further improved.

Utility model content

The utility model aims at the manufacturing process of a certain type of plastic automobile clutch master cylinder, and provides a plastic rotary welding fixture, so that the workpiece can meet the requirements of clamping and positioning in the process of high-speed rotation.

In order to achieve the above object, the technical scheme that the utility model adopts is:

A plastic rotary welding fixture, including a rotary head, a base, and a left slider, a right slider, a guide rod and a driving device arranged on the base; wherein, the rotary head is connected with the upper mold fixed plate of the rotary welding machine; the left slider It is fixedly connected with the base, and the left slider is equipped with a slide rail, one end of the guide rod is fixedly connected with the right slider, and the other end is slidably set in the slide rail of the left slider, and is fixed by fastening bolts. The outer side of the block is fixedly connected with the driving device, so that the right slider can slide relative to the left slider and is enclosed with the left slider to form a variable accommodating space.

Preferably, the driving device is fixed on the base.

Preferably, the drive device is constituted as a crankshaft linkage mechanism, including a fixed seat, a crankshaft, a connecting rod and a push rod, wherein one end of the crankshaft is pivotally connected to the fixed seat, and the other end forms an operating end, and the two ends of the connecting rod The two ends are respectively pivotally connected with the middle part of the push rod and the crankshaft, and the other end of the push rod is fixedly connected with the outside of the right slider.

Preferably, the fixed seat includes a support frame and a seat, the bottom of the support frame is fixedly connected with the seat, one side end of the support frame is provided with a pivot, and the other side end is provided in a direction perpendicular to the pivot. There is a guide hole, and the guide hole extends outward to form a guide channel, and the push rod passes through the guide channel.

Preferably, an upper die guide rod is provided inside the rotating head, and the upper die guide rod is fixed inside the rotating head by fastening bolts.

Beneficial effects of the utility model: the base is fixed on the table panel of the rotary welding machine through the fixing hole, and the rotary welding machine drives the rotation of the rotary head through the rotation of the fixed plate of the upper mold, and installs the upper mold of the cylinder block of the clutch master cylinder to be welded into the rotary welding machine. head, so that the upper mold of the clutch master cylinder starts to rotate, and the rotating head is driven down slowly by the action of the cylinder, and gradually contacts with the lower mold fixed on the base for friction welding.

The utility model can well ensure the positioning and clamping of the plastic clutch master cylinder in the welding process, enhance the welding quality, improve the welding efficiency, and provide strong support for future product development and mass production.

Description of drawings

Fig. 1 is a perspective view of the overall structure of the utility model.

Fig. 2 is a side view of the overall structure of the utility model.

in the picture

1- Rotary head 11- Upper mold guide rod

2- base 21-left slider 22-right slider 23-guide rod 24-fastening bolt

3- Driving device 31- Fixed base 32- Crankshaft 33- Connecting rod 34- Push rod

311-support frame 312-socket 301-pivot 302-guide hole 321-pivot hole.

detailed description

In order to further explain the technical solution of the present utility model, the specific examples are described in detail below.

As shown in Figures 1 and 2, a plastic rotary welding fixture includes a rotary head 1, a base 2, and a left slider 21, a right slider 22, a guide rod 23 and a driving device 3 arranged on the base 2.

Wherein, the rotary head 1 is connected with the upper mold fixed disk of the rotary welding machine. Specifically, an upper mold guide rod 11 is provided inside the rotary head 1, and the upper mold guide rod 11 is fixed inside the rotary head by fastening bolts, and the rotary head 1 is connected with the upper mold fixed plate of the rotary welding machine by screws.

Left slider 21 is fixedly connected with base 2, and slide rail is set in left slider 21, and one end of guide rod 23 is fixedly connected with right slider 22, and the other end is slidably arranged in the slide rail of left slider 21, And fixed by fastening bolt 24.

The driving device 3 is fixedly connected to the outside of the right slider 22 , so that the right slider 22 can slide relative to the left slider 21 and forms a variable accommodating space surrounded by the left slider 21 .

The working principle and process of the above structure:

Insert the upper die of the plastic clutch master cylinder to be welded into the interior of the rotary head 1, and position and clamp the upper die through the inner upper die guide rod 11; then insert the plastic clutch master cylinder to be welded The lower mold of the cylinder body is put into the left slider 31 of the base 1, and the driving device 3 is used to push the right slider 32 to move to the left slider 31. During this process, the left slider 31 and the right slider 32 clamp the lower Die; Then adjust the fastening bolt 3 to tighten the guide rod 23. In this way, the upper mold and the lower mold of the plastic clutch master cylinder block have been positioned and clamped, and the next step of rotary welding operation can be carried out.

As a preferred embodiment, the driving device 3 is fixed on the base (can be welded or screwed, etc.), and the driving device 3 is constituted as a crankshaft linkage mechanism. Specifically, the driving device 3 includes a fixed seat 31 , a crankshaft 32 , a connecting rod 33 and a push rod 34 . Wherein, one end portion of the crankshaft 32 is pivotally connected with the fixed seat 31, and the other end forms an operating end. The outside of block 22 is fixedly connected.

As a preferred embodiment, the fixed seat 31 includes a support frame 311 and a seat 3, the bottom of the support frame 311 is fixedly connected with the seat 3, one end of the support frame 311 is provided with a pivot 301, and the end of the crankshaft 32 There is a pivot hole 321, the pivot 301 is connected to the pivot hole 321 of the crankshaft, the other side end of the support frame 311 is provided with a guide hole 302 in a direction perpendicular to the pivot 301, and the guide hole 302 extends outward to form a guide Channel, the push rod 34 passes through the guide channel.

The product form of the present utility model is not limited to the illustrations and examples of this case, and anyone who makes appropriate changes or modifications of similar ideas to it should be considered as not departing from the patent category of the present utility model.

Claims (5)

1. a Spin welding of plastics welding fixture, it is characterised in that include swivel head, base and the left slider being located on base, the right side Slide block, guide rod and driving means；Wherein, swivel head is connected with the upper mold fixed disk of rotary welding machine；Left slider and base are solid Fixed connection, and in left slider, set slide rail, one end of guide rod is fixing with right slide block to be connected, and the other end is slidingly disposed at left slider In slide rail, and being fixed by fastening bolt, the outside of right slide block is fixing with driving means to be connected so that right slide block can the most left cunning Block slides also and between left slider, structure surrounds formation one transformable accommodation space.

2. a kind of Spin welding of plastics welding fixture as claimed in claim 1, it is characterised in that described driving means is fixed on the end On seat.

3. a kind of Spin welding of plastics welding fixture as claimed in claim 1 or 2, it is characterised in that described driving means is constituted For crankshaft connecting rod system, including fixing seat, bent axle, connecting rod and push rod, wherein, the end, one end of bent axle and fixing seat pivot joint, separately Formation operating side, one end, the two ends of connecting rod respectively with push rod and the position pivot joint between two parties of bent axle, the other end of push rod and right slide block Outside fixing connect.

4. a kind of Spin welding of plastics welding fixture as claimed in claim 3, it is characterised in that described fixing seat includes bracing frame And bearing, the bottom of this bracing frame is fixing with bearing to be connected, and a side of bracing frame is provided with pivot, another side and described pivot Orthogonal direction is provided with a pilot hole, and pilot hole extends formation guide channel laterally, and described push rod wears guide channel.

5. a kind of Spin welding of plastics welding fixture as claimed in claim 1, it is characterised in that set upper mold in described swivel head and lead Bar, upper mold guide rod is fixed on inside swivel head by fastening bolt.