CN212134000U - Air tightness detection device for assembly line - Google Patents
Air tightness detection device for assembly line Download PDFInfo
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- CN212134000U CN212134000U CN202021032029.5U CN202021032029U CN212134000U CN 212134000 U CN212134000 U CN 212134000U CN 202021032029 U CN202021032029 U CN 202021032029U CN 212134000 U CN212134000 U CN 212134000U
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Abstract
The utility model relates to a gas tightness detection device for assembly line. The utility model provides a gas tightness detection device for assembly line, includes the assembly line and sets up the circulation board on the assembly line, is equipped with positioning mechanism and detection mechanism on the assembly line, detection mechanism is located the positioning mechanism top, and the circulation board can remove under the effect of assembly line between positioning mechanism and the detection mechanism, positioning mechanism includes jacking actuating mechanism, jacking actuating mechanism has the first lifter of vertical setting, first lifter top is equipped with the lifter plate, and the locating pin is fixed in on the lifter plate, the circulation board is equipped with downwardly opening and the locating hole that corresponds with the locating pin, detection mechanism is including pushing down actuating mechanism, it has the second lifter of vertical setting to push down actuating mechanism, second lifter lower extreme is fixed with the detection pressure head. The utility model has the advantages of can reduce workman intensity of labour, detection efficiency is higher, and it is higher to detect the precision, and is convenient for realize automatic the measuring.
Description
Technical Field
The utility model relates to an assembly line automatic check out test set, concretely relates to gas tightness detection device for assembly line.
Background
In the prior art, the air tightness of products such as motors or reduction boxes is detected by workers moving the products one by one to a working sleeve. And injecting high-pressure air into the product, maintaining the pressure for a period of time, and judging the air tightness of the product by checking whether the pressure value after pressure maintaining is within a set range.
The workman need carry out the removal of product, and is very troublesome, and working strength is higher, and efficiency is lower.
Disclosure of Invention
The utility model aims at providing a can improve detection efficiency to reduce workman intensity of labour's gas tightness detection device for assembly line.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a gas tightness detection device for an assembly line comprises the assembly line and a flow plate arranged on the assembly line, wherein a positioning mechanism and a detection mechanism are arranged on the assembly line, the detection mechanism is positioned above the positioning mechanism, the flow plate can move between the positioning mechanism and the detection mechanism under the action of the assembly line, the positioning mechanism comprises a jacking driving mechanism and at least two positioning pins extending upwards, the jacking driving mechanism is provided with a first lifting rod arranged vertically, the top end of the first lifting rod is provided with a lifting plate, the positioning pins are fixed on the lifting plate, the flow plate is provided with positioning holes which are opened downwards and correspond to the positioning pins, the detection mechanism comprises a pressing driving mechanism, the pressing driving mechanism is provided with a second lifting rod arranged vertically, the lower end of the second lifting rod is fixed with a detection pressure head, and the lower end surface of the detection pressure head is concave to form a vent groove, the detection pressure head is provided with an air vent which penetrates through the inside and the outside, one end of the air vent is communicated with the air channel, and the other end of the air vent is connected with an air source through an air conveying pipe.
Carry out the utility model discloses during the device uses, place the product on the circulation board of assembly line, move the product through the circulation board, so that the product gets into detection area and shifts out from detection area, when the product is moved to detection device below by the circulation board, the accessible is controlled the assembly line and is stopped in order to realize stopping of circulation board, start jacking actuating mechanism afterwards, so that the locating pin stretches into in the locating hole of circulation board, fixed in order to realize the location of circulation board, the lifter plate continues the rebound in order to break away from the assembly line with the circulation board jacking, push down actuating mechanism work afterwards, realize the alignment of product and detection mechanism's detection pressure head on the circulation board, it is sealed with the contact of product output end casing to realize detecting the pressure head through the mode that compresses tightly, last air feed carries out the detection process that pressurize and pressure size detected. The conventional technology is used for realizing air supply of an air source, maintaining pressure for a certain time and acquiring an air pressure value in a product.
The utility model discloses a set up for the workman need not carry out moving on and moving off of product, can reduce workman's intensity of labour, and can improve the gas tightness detection efficiency of product, with the production efficiency who improves the product. Wherein, jacking actuating mechanism can lift up the circulation board to make the circulation board break away from the conveyer belt of assembly line, take place the slope with avoiding the circulation board under the pressure that detects the pressure head, with the sealed effect that improves the product and detect between the pressure head, with the improvement detection precision.
Preferably, the positioning mechanism comprises a fixed plate, the jacking driving mechanism is fixed to the fixed plate, a plurality of guide mechanisms are arranged between the fixed plate and the lifting plate, and each guide mechanism comprises a guide rod which is vertically arranged. The lifter plate slope can be avoided in the setting of guide bar to make the circulation board can not take place the slope, so that the contact between product and the detection pressure head is sealed to be guaranteed, so that detection effect is more accurate.
Preferably, a blocking mechanism is arranged on the front side of the positioning mechanism, the blocking mechanism comprises a stopper for limiting the forward continuous movement of the flow rotating plate, the stopper is electrically connected with the position determining sensor, and the position determining sensor is triggered when the flow rotating plate moves below the detection mechanism, so that the stopper limits the movement of the flow rotating plate.
The above-mentioned setting is so that the utility model discloses can realize the automation better. The stopper can be an existing assembly line stopper (existing products on the market) which is suitable for an assembly line and can realize the limitation of the circulation plate. The position determining sensor is used for determining whether the circulation plate moves in place, and the position determining sensor can adopt various sensors which can be used for determining the position of the circulation plate, such as a photoelectric sensor and the like. Through setting up the position sensor to realize sealed automation that detects, so that the conveyer belt on the assembly line can be started always, need not the time and the hour and walk, be convenient for the assembly or the detection of the product of detection mechanism upper reaches station. Wherein, can set up to make position-determining sensor, jacking actuating mechanism and push down actuating mechanism and reset after the work settlement time, so that the utility model discloses an air tightness of product detects more conveniently.
Preferably, a cushion block is fixed on the upper side of the lifting plate, and the plane of the upper edge of the positioning pin is located above the plane of the upper end face of the cushion block. The setting of cushion is used for supporting the circulation board to the area of contact that makes circulation board and lifter plate is littleer, takes place in order to avoid because of the circumstances that the circulation board that the lifter plate surface is uneven leads to can incline.
Preferably, the cross section of the upper section of the positioning pin has a long direction and a short direction, the width of the upper section of the positioning pin along the short direction is smaller than the inner diameter of the positioning hole, two ends of the upper section of the positioning pin along the long direction are respectively provided with a contact surface, the width of the upper section of the positioning pin along the long direction is gradually increased from top to bottom, the minimum width of the upper section of the positioning pin along the long direction is smaller than the inner diameter of the positioning hole, and the maximum width of the upper section of the positioning pin along the long direction is larger than the inner diameter; when the upper end of the positioning pin extends into the positioning hole, the contact surface is in contact with the lower end of the inner wall of the positioning hole.
The contact area between the positioning pin and the fixing plate is smaller by the arrangement, and inaccurate positioning caused by processing problems is avoided. When the locating pin rebound, the contact surface and the locating hole pore wall contact of locating pin, the circulation board can carry out the plane along the contact surface and remove with the adjustment position to the product that makes on the circulation board can obtain guaranteeing with the contact positioning effect that detects the pressure head.
Preferably, the contact surface is an arc surface, and an arc line formed by the cross section of the contact surface is opened towards the axis of the positioning pin. The contact surface is arranged in a cambered surface, so that the contact between the positioning pin and the fixing plate can be avoided being point contact, and the supporting and positioning effects on the fixing plate can be improved.
Preferably, the lifting plate is provided with two positioning pins, four corners of the flow plate are respectively provided with a positioning hole, the distance between two adjacent positioning holes is the same, and the two positioning pins are used for being matched with two positioning holes at opposite angles of the flow plate; the connecting line between two adjacent positioning holes of the flow rotating plate is obliquely arranged with the side edge of the square flow rotating plate. The arrangement is convenient for the circulation plates to be placed on the production line, and the front and back directions of the fixing plates do not need to be carefully determined. The connecting line between two adjacent positioning holes and the side edge of the square flow rotating plate are obliquely arranged, so that the distance between the two positioning holes is not very long, the distance between the two positioning pins can be reduced, and the front length and the rear length of the lifting plate can be set to be smaller. The positioning holes are positioned at the corners of the flow rotating plate, so that the distance between the two positioning holes is large enough to ensure the positioning effect and improve the detection precision.
Preferably, the frame of assembly line includes two support bodies of the relative both sides about, both ends are fixed with a support body respectively about the fixed plate, fixed plate front end and rear end all buckle downwards. The fixed plate is fixed with the frame of assembly line, enables the stroke of first lifter shorter, enables. Simultaneously, the front end and the rear end of the fixed plate are bent, so that the bending strength of the fixed plate can be improved, and the middle part of the fixed plate is prevented from sinking to bend the fixed plate.
Preferably, the fixing plate is provided with a first through hole for the guide rod to pass through, a guide sleeve is fixed in the first through hole, and the guide rod is always positioned in the guide sleeve. The guide sleeve and the fixing plate are not integrated, the guide sleeve can be made of materials which are not easy to wear, and the inner wall of the guide sleeve is convenient to process and can be smoother.
Preferably, the flow rotating plate is provided with a positioning sleeve with a downward opening, and the positioning sleeve is provided with the positioning hole. The positioning sleeve and the flow rotating plate can be made of different materials, so that the wall of the positioning hole is not easy to wear, the processing is convenient, and the wall of the positioning hole can be smoother.
Preferably, an annular elastic sealing gasket is fixed on the lower side of the detection pressure head; detect the pressure head lower extreme and upwards concave in order to be formed with the fixed slot, fixed slot and air channel intercommunication, and elastic sealing gasket's thickness is greater than the degree of depth of fixed slot, the terminal surface is located the below of terminal surface under the detection pressure head under the elastic sealing gasket. Through the deformation of the elastic sealing gasket, the elastic sealing gasket is in full contact with the shell of the product output end, so that the pressure maintaining effect is improved, and the accuracy of sealing detection is improved.
The utility model has the advantages of can reduce workman intensity of labour, detection efficiency is higher, and it is higher to detect the precision, and is convenient for realize automatic the measuring.
Drawings
FIG. 1 is an isometric view of the present invention;
fig. 2 is a front view of the present invention;
FIG. 3 is a cross-sectional view of the push down drive mechanism of the present invention;
fig. 4 is a cross-sectional view of the inspection indenter of the present invention;
fig. 5 is a schematic structural diagram of the positioning mechanism of the present invention;
fig. 6 is a schematic structural view of the positioning pin of the present invention;
fig. 7 is a cross-sectional view of the locating pin of the present invention;
fig. 8 is a top view of the circulation plate of the present invention.
Detailed Description
The invention will be further described with reference to the drawings and the specific embodiments.
Shown by fig. 1 and 2, the utility model discloses a gas tightness detection device for assembly line, including assembly line 1 and the circulation board 2 of setting on assembly line 1, be equipped with positioning mechanism 3 and detection mechanism 4 on the assembly line, detection mechanism 4 is located positioning mechanism 3 top, and circulation board 2 moves to between positioning mechanism 3 and the detection mechanism 4 under the effect of assembly line 1.
As shown in fig. 1, 2 and 5, the positioning mechanism 3 includes a jacking driving mechanism 31 and two positioning pins 39 extending upward, the jacking driving mechanism 31 has a first lifting rod 32 vertically disposed, a lifting plate 33 is disposed at the top end of the first lifting rod 32, and the positioning pins 39 are fixed on the lifting plate 33. A cushion block 36 is fixed on the upper side of the lifting plate 33, and the plane of the upper edge of the positioning pin 39 is located above the plane of the upper end face of the cushion block 36.
As shown in fig. 1, 2 and 8, the flow-around plate 2 is provided with positioning holes 21 that open downward and correspond to the positioning pins 39. Two positioning pins 39 are arranged on the lifting plate 33, positioning holes 21 are respectively arranged at four corners of the flow plate 2, the distance between two adjacent positioning holes 21 is the same, and the two positioning pins 39 are used for being matched with two positioning holes at opposite angles of the flow plate 2. The connecting line between two adjacent positioning holes 21 of the flow rotating plate 2 is obliquely arranged with the side edge of the square flow rotating plate. The flow plate 2 is provided with a positioning sleeve 22 which penetrates through the positioning hole 21 from top to bottom, and the flow plate 2 is provided with a second through hole which penetrates through the positioning sleeve 22 from top to bottom.
As shown in fig. 1 to 4, the detection mechanism 4 includes a downward-pressing driving mechanism 41, the downward-pressing driving mechanism 41 has a second lifting rod 42 which is vertically arranged, a detection pressure head 43 is fixed at the lower end of the second lifting rod 42, a vent groove 44 is formed on the upper concave part of the lower end surface of the detection pressure head 43, an inner vent hole 45 and an outer vent hole 45 which penetrate through are formed in the side wall of the detection pressure head 43, one end of the vent hole 45 is communicated with the vent groove 44, and the other end of the vent hole 45 is connected with an air source through an. An annular elastic sealing gasket (not shown) is fixed on the lower side of the detection pressure head 43, the lower end surface of the detection pressure head 43 faces upwards and is concave to form a fixing groove 431, the fixing groove 431 is communicated with the vent groove 44, the thickness of the elastic sealing gasket is larger than the depth of the fixing groove 431, and the lower end surface of the elastic sealing gasket is positioned below the lower end surface of the detection pressure head 43.
As shown in fig. 1, 2 and 5, the positioning mechanism 3 includes a fixing plate 34, the jacking driving mechanism 31 is fixed in the middle of the fixing plate 34, four guiding mechanisms are arranged between the fixing plate 34 and the lifting plate 33, and each guiding mechanism includes a vertically arranged guiding rod 35. The fixing plate 34 is provided with a first through hole through which the guide rod 35 passes, a guide sleeve 37 is fixed in the first through hole, and the guide rod 35 is always positioned in the guide sleeve 37.
As shown in fig. 5 to 7, the cross section of the upper section of the positioning pin 39 has a long direction and a short direction, the width of the upper section of the positioning pin 39 along the short direction is smaller than the inner diameter of the positioning hole 21, two ends of the upper section of the positioning pin 39 along the long direction are respectively provided with a contact surface 391, the width of the upper section of the positioning pin 39 along the long direction is gradually increased from top to bottom, the minimum width of the upper section of the positioning pin 39 along the long direction is smaller than the inner diameter of the positioning hole 21, and the maximum width of the upper section of the positioning pin 39 along the long; when the upper end of the upper section of the positioning pin 39 extends into the positioning hole 21, the contact surface 391 contacts with the lower end of the inner wall of the positioning hole 21; the contact surface 39 is provided in a curved surface, and the cross section of the contact surface 39 forms an arc opening toward the axis of the positioning pin 39.
The frame of assembly line 1 includes two support bodies 11 of the relative both sides about, all is equipped with on two support bodies 11 along the fore-and-aft direction setting and is used for the conveyer belt 12 of transport stream commentaries on classics board 2, and both ends are fixed with a support body 11 respectively about fixed plate 34, and fixed plate 34 front end and rear end all buckle downwards in order to be formed with kink 38.
The front side of the positioning mechanism 3 is provided with a blocking mechanism, the blocking mechanism comprises a stopper 51 used for limiting the forward continuous movement of the flow plate 2, the stopper 51 is electrically connected with the position determining sensor, and the position determining sensor is triggered when the flow plate moves to the position below the detection mechanism 4, so that the stopper 51 limits the movement of the flow plate. The position determining sensor of the present embodiment is a photoelectric sensor.
The air tightness detection device for the assembly line of the embodiment is used for detecting the air tightness of the motor 6, the motor positioning seat 61 is fixed on the flow rotating plate 2, the motor 6 is vertically arranged and placed on the motor positioning seat 61, the output shaft 62 of the motor 6 extends upwards, and the upper groove wall of the vent groove of the detection pressure head 43 extends upwards to form the abdicating groove 46 for abdicating the output shaft 62 of the motor 6. The motor of this embodiment only goes out the axle front end and extends to outside the motor casing, if be used for two play axle motors, then motor positioning seat 61 can set up the groove of stepping down to other end play axle, also can set up sealed the pad between motor positioning seat 61 and motor, realizes motor both ends and motor positioning seat 61 level through detecting compressing tightly of pressure head 43 and detects the sealed between pressure head 43.
The lift-up driving mechanism 31 and the press-down driving mechanism 41 of this embodiment are both air cylinders, and the stopper 51 is a commercially available assembly line stopper, which is also an air cylinder.
Carry out the utility model discloses during the device uses, place the motor on the motor positioning seat of circulation board, move through circulation board motor, so that the circulation board gets into detection area and removes to the detection device below, the sensor that confirms detects the circulation board back that targets in place, positioning mechanism's jacking actuating mechanism drives the lifter plate rebound, so that locating pin and locating hole cooperation, and make the cushion lift up the circulation board, so that the conveyer belt of circulation board rebound in order to break away from the assembly line, push down actuating mechanism work afterwards, it pushes down the output shaft that covers the motor on the front end cover of motor to detect the pressure head, then last air supply air feed carries out pressurize and the follow-up detection process that pressure size detected.
The utility model has the advantages of can reduce workman intensity of labour, detection efficiency is higher, and it is higher to detect the precision, and is convenient for realize automatic the measuring.
Claims (10)
1. A gas tightness detection device for an assembly line comprises the assembly line and a flow plate arranged on the assembly line, and is characterized in that a positioning mechanism and a detection mechanism are arranged on the assembly line, the detection mechanism is positioned above the positioning mechanism, the flow plate can move between the positioning mechanism and the detection mechanism under the action of the assembly line, the positioning mechanism comprises a jacking driving mechanism and at least two positioning pins extending upwards, the jacking driving mechanism is provided with a first lifting rod arranged vertically, the top end of the first lifting rod is provided with a lifting plate, the positioning pins are fixed on the lifting plate, the flow plate is provided with positioning holes which are opened downwards and correspond to the positioning pins, the detection mechanism comprises a pressing driving mechanism, the pressing driving mechanism is provided with a second lifting rod arranged vertically, the lower end of the second lifting rod is fixed with a detection pressure head, and the lower end surface of the detection pressure head is concave to form a vent groove, the detection pressure head is provided with an air vent which penetrates through the inside and the outside, one end of the air vent is communicated with the air channel, and the other end of the air vent is connected with an air source through an air conveying pipe.
2. The airtightness detection apparatus for the assembly line according to claim 1, wherein the positioning mechanism includes a fixed plate, the jacking driving mechanism is fixed to the fixed plate, a plurality of guide mechanisms are provided between the fixed plate and the lifting plate, and the guide mechanisms include vertically disposed guide rods.
3. The airtightness detection apparatus for the production line according to claim 1, wherein a blocking mechanism is provided at a front side of the positioning mechanism, the blocking mechanism includes a stopper for restricting the flow reversing plate from moving forward, the stopper is electrically connected to the position-determining sensor, and the position-determining sensor is triggered when the flow reversing plate moves below the detection mechanism, so that the stopper restricts the movement of the flow reversing plate.
4. The airtightness detection apparatus for the production line according to claim 2, wherein a cushion block is fixed to an upper side of the lifting plate, and a plane of an upper edge of the positioning pin is located above a plane of an upper end face of the cushion block.
5. The airtightness detection apparatus for the production line according to claim 1 or 2, wherein the cross section of the upper section of the positioning pin has a long direction and a short direction, the width of the upper section of the positioning pin in the short direction is smaller than the inner diameter of the positioning hole, two ends of the upper section of the positioning pin in the long direction are each provided with a contact surface, the width of the upper section of the positioning pin in the long direction is gradually increased from top to bottom, the minimum width of the upper section of the positioning pin in the long direction is smaller than the inner diameter of the positioning hole, and the maximum width of the upper section of the positioning pin in the long direction is larger than the inner diameter; when the upper end of the positioning pin extends into the positioning hole, the contact surface is contacted with the lower end of the inner wall of the positioning hole; the contact surface is an arc surface, and an arc opening formed by the cross section of the contact surface faces to the axis of the positioning pin.
6. The airtightness detection device for the assembly line according to claim 1 or 2, wherein the lifting plate is provided with two positioning pins, four corners of the flow plate are respectively provided with a positioning hole, the distance between two adjacent positioning holes is the same, and the two positioning pins are used for being matched with two positioning holes at opposite corners of the flow plate; the connecting line between two adjacent positioning holes of the flow rotating plate is obliquely arranged with the side edge of the square flow rotating plate.
7. The airtightness detection apparatus for the assembly line according to claim 2, wherein the frame of the assembly line includes two frame bodies on opposite left and right sides, the left and right ends of the fixing plate are respectively fixed to one frame body, and the front end and the rear end of the fixing plate are both bent downward.
8. The airtightness detection apparatus for the production line according to claim 2, wherein the fixing plate is provided with a first through hole for allowing the guide rod to pass through, a guide sleeve is fixed in the first through hole, and the guide rod is always located in the guide sleeve.
9. The airtightness detection apparatus for an assembly line according to claim 1, wherein said flow-reversing plate is provided with a positioning sleeve which is open downward, and said positioning sleeve is provided with said positioning hole.
10. The airtightness detection apparatus for the production line according to claim 1, wherein an annular elastic seal is fixed to a lower side of the detection ram; detect the pressure head lower extreme and upwards concave in order to be formed with the fixed slot, fixed slot and air channel intercommunication, and elastic sealing gasket's thickness is greater than the degree of depth of fixed slot, the terminal surface is located the below of terminal surface under the detection pressure head under the elastic sealing gasket.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021032029.5U CN212134000U (en) | 2020-06-08 | 2020-06-08 | Air tightness detection device for assembly line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021032029.5U CN212134000U (en) | 2020-06-08 | 2020-06-08 | Air tightness detection device for assembly line |
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| CN212134000U true CN212134000U (en) | 2020-12-11 |
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| CN202021032029.5U Active CN212134000U (en) | 2020-06-08 | 2020-06-08 | Air tightness detection device for assembly line |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111579174A (en) * | 2020-06-08 | 2020-08-25 | 横店集团英洛华电气有限公司 | Air tightness detection device for assembly line |
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2020
- 2020-06-08 CN CN202021032029.5U patent/CN212134000U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111579174A (en) * | 2020-06-08 | 2020-08-25 | 横店集团英洛华电气有限公司 | Air tightness detection device for assembly line |
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